MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH JANUARY YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 52.0 52.4 52.1 51.8 51.2 51.0 50.7 50.3 49.6 48.9 48.4 47.9 47.5 47.6 47.0 47.6 48.2 48.7 49.5 50.0 50.4 50.9 51.0 50.1 49.8 52.4 2 48.5 48.2 48.4 47.6 46.4 45.3 44.5 43.8 43.6 43.9 44.7 45.6 44.3 43.9 42.8 44.3 45.0 44.8 45.4 46.1 46.8 47.1 46.4 46.8 45.6 48.5 3 46.4 46.4 44.7 45.3 45.5 44.8 43.7 44.9 44.2 43.3 41.0 39.4 34.9 34.1 38.5 43.4 44.9 43.6 42.6 43.0 53.6 54.7 53.8 53.0 44.6 54.7 4 51.1 50.1 48.3 47.3 48.0 49.0 49.3 49.3 48.7 46.4 46.0 44.9 44.0 44.0 43.9 44.1 44.9 45.2 45.2 45.5 45.8 45.8 46.0 46.4 46.6 51.1 5 46.8 47.3 47.3 47.3 47.0 46.2 45.4 45.6 45.5 45.4 45.2 45.3 45.2 44.8 44.7 44.6 44.4 44.3 44.9 46.0 46.3 46.6 46.6 46.2 45.8 47.3 6 46.1 46.8 47.6 47.9 48.1 48.0 48.1 48.8 49.5 49.4 49.6 49.0 48.8 48.8 48.7 49.2 50.1 50.5 50.8 50.1 48.2 48.3 48.7 48.0 48.7 50.8 7 46.9 44.4 43.5 42.7 42.4 40.6 40.3 40.4 41.8 43.6 46.9 47.7 48.7 49.8 51.6 52.1 51.9 51.7 51.4 51.2 50.6 50.3 50.5 50.5 47.1 52.1 8 50.7 50.2 49.8 49.2 49.1 48.6 48.6 48.3 48.2 48.1 48.1 47.5 47.6 47.7 47.6 48.0 48.2 48.3 48.5 48.8 49.4 49.5 49.6 49.4 48.7 50.7 9 49.0 49.2 48.7 49.2 49.2 48.9 48.8 48.7 48.7 48.6 48.7 48.5 48.1 48.0 48.0 47.7 47.3 47.0 46.9 47.2 47.5 47.6 47.8 48.3 48.2 49.2 10 47.9 47.0 45.7 45.4 44.3 44.4 44.7 44.5 44.6 43.5 42.6 41.2 42.8 44.8 44.0 43.0 41.9 41.8 43.6 47.7 48.5 48.5 49.3 49.7 45.1 49.7 11 49.8 50.2 49.8 49.8 50.2 50.6 50.6 50.6 50.6 50.6 50.6 50.6 50.6 50.2 50.1 49.9 50.1 49.8 49.3 49.2 49.4 49.7 49.8 50.0 50.1 50.6 12 50.2 50.6 50.5 50.5 50.8 51.1 50.2 50.9 51.6 51.3 51.2 51.3 52.2 53.1 52.4 52.0 52.2 51.8 51.0 50.1 50.0 50.0 50.3 50.4 51.1 53.1 13 50.8 50.3 50.6 52.5 53.0 52.6 51.9 51.5 51.5 51.0 51.3 51.8 51.2 50.5 50.7 50.2 50.4 50.6 47.5 45.6 44.8 47.0 48.2 50.8 50.3 53.0 14 50.2 48.6 48.0 49.1 49.1 49.7 49.9 48.4 48.4 48.7 48.3 48.3 47.9 48.3 48.1 47.2 47.1 47.0 47.1 46.9 44.4 37.0 37.0 36.9 46.7 50.2 15 46.0 47.0 47.2 47.1 47.2 47.7 48.0 48.1 48.4 48.7 48.7 48.6 48.5 47.9 48.0 47.6 47.0 46.8 46.9 47.1 47.4 47.4 45.8 46.3 47.5 48.7 16 46.4 46.7 47.0 49.0 49.5 49.5 49.2 47.9 47.0 47.2 47.9 48.1 48.4 48.8 49.0 49.3 49.2 49.1 48.8 48.8 48.3 39.7 41.6 26.2 46.8 49.5 17 27.9 27.0 22.6 34.2 41.2 43.7 46.2 47.2 47.4 46.3 47.6 49.3 51.8 52.5 52.2 52.1 51.3 50.3 49.3 48.7 48.9 49.2 48.4 53.0 45.3 53.0 18 55.8 55.4 52.9 50.5 53.5 53.4 53.9 54.1 52.8 51.3 51.6 52.4 51.6 49.7 50.0 50.3 49.3 49.9 50.8 53.2 54.8 55.5 56.5 55.3 52.7 56.5 19 55.4 54.8 56.0 53.9 52.0 51.9 52.0 51.4 50.8 50.4 50.5 51.2 51.9 52.2 52.1 51.8 51.9 52.1 52.7 53.4 54.0 54.3 54.1 54.2 52.7 56.0 20 54.2 53.9 53.3 52.7 52.8 52.5 51.7 51.2 51.5 50.5 43.7 45.7 47.3 46.0 43.7 40.8 36.2 39.7 42.9 43.7 39.5 40.2 38.1 37.8 46.2 54.2 21 41.0 46.0 46.2 50.5 51.1 51.1 47.4 36.1 38.5 44.3 49.1 48.4 49.3 50.6 50.5 50.2 50.2 51.0 51.6 51.9 53.3 54.5 54.0 52.8 48.7 54.5 22 52.1 51.3 50.7 50.2 49.9 50.6 50.7 50.9 51.5 51.3 52.1 53.4 53.8 54.6 53.8 53.5 53.7 54.4 53.3 53.1 52.7 52.7 53.0 52.8 52.3 54.6 23 52.6 52.2 51.9 51.6 51.4 51.2 51.1 50.1 48.9 48.0 47.9 48.6 48.7 49.2 49.3 47.7 48.1 48.9 50.3 50.6 51.2 51.7 50.8 51.2 50.1 52.6 24 52.2 51.9 52.9 52.2 51.6 52.1 52.2 52.4 52.6 52.5 52.4 52.4 52.0 51.5 51.7 50.8 50.7 50.7 51.0 51.3 51.7 51.9 51.9 52.3 51.9 52.9 25 53.0 53.8 53.0 50.3 50.4 51.2 50.9 51.8 52.4 51.9 51.3 51.5 50.8 50.6 49.2 48.8 48.7 48.8 48.9 49.7 49.0 47.9 47.3 48.8 50.4 53.8 26 48.1 47.3 48.8 48.2 47.1 46.6 46.2 45.7 45.5 44.6 45.1 45.2 43.9 43.4 43.5 42.9 42.8 42.7 43.4 44.1 45.1 45.8 46.5 46.8 45.4 48.8 27 46.9 47.4 47.1 47.0 47.3 47.4 47.3 47.9 48.2 48.2 49.0 49.7 50.1 51.0 50.9 50.4 50.6 50.4 50.4 50.5 50.1 50.3 50.7 50.6 49.1 51.0 28 50.3 50.1 49.5 49.5 48.1 49.1 49.2 48.8 48.4 48.1 47.4 47.3 46.9 46.6 45.0 44.5 44.5 43.7 43.7 43.0 43.5 44.5 45.6 46.5 46.8 50.3 29 46.4 45.9 45.5 46.0 46.5 47.6 48.2 48.4 48.3 48.0 48.1 47.9 47.4 47.1 46.9 46.8 47.0 47.0 47.2 47.1 47.2 47.6 47.2 46.8 47.2 48.4 30 46.8 47.2 46.1 46.3 46.9 47.4 47.0 47.1 46.4 45.3 46.2 46.2 46.8 45.9 46.9 47.1 47.3 47.3 47.9 47.2 47.5 48.6 48.0 47.5 47.0 48.6 31 47.5 47.4 46.8 47.4 48.1 49.4 49.8 49.0 48.2 47.7 47.9 47.6 46.8 46.4 43.0 40.9 39.8 39.1 34.4 44.0 42.4 43.6 41.5 41.2 45.0 49.8 MEAN 48.7 48.6 48.1 48.5 48.7 48.8 48.6 48.2 48.2 48.0 48.0 48.1 48.1 48.0 47.9 47.7 47.6 47.6 47.7 48.2 48.5 48.3 48.3 47.9 48.2 51.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH FEBRUARY YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 40.5 40.5 40.7 40.0 41.9 45.4 47.7 47.1 46.7 46.8 46.8 48.6 49.3 49.7 49.3 51.7 53.1 54.6 51.8 51.4 51.4 51.5 51.7 51.7 47.9 54.6 2 51.0 50.5 50.5 50.4 51.0 51.3 51.2 50.8 50.2 49.6 49.1 48.4 49.1 48.6 48.7 49.5 50.2 50.4 51.8 51.1 53.0 55.4 55.6 55.1 50.9 55.6 3 54.4 52.8 51.7 51.0 50.8 51.0 51.9 52.3 51.9 51.6 50.8 50.3 50.4 50.9 50.9 50.6 50.5 49.8 48.9 51.4 51.4 51.0 50.7 48.2 51.1 54.4 4 47.3 48.1 49.5 47.0 45.8 45.0 44.3 38.5 44.1 45.2 44.6 44.5 45.0 46.7 50.1 49.4 50.2 47.8 43.2 40.9 36.5 33.7 35.1 34.9 44.1 50.2 5 33.4 35.0 40.8 43.3 42.3 40.3 38.5 37.9 37.8 37.1 36.2 34.9 38.1 41.5 41.7 41.3 42.4 42.4 41.6 42.4 45.7 49.7 51.7 53.9 41.2 53.9 6 53.8 54.1 53.6 52.9 52.2 51.7 51.1 50.5 50.2 50.2 50.2 50.2 50.3 50.4 50.5 50.2 50.0 49.8 50.0 50.3 50.5 50.6 51.6 51.9 51.1 54.1 7 53.0 54.1 52.6 52.2 52.4 52.6 53.1 53.9 54.9 54.1 54.6 53.5 51.9 51.0 49.1 49.7 49.7 51.1 49.4 49.0 48.8 50.9 52.3 51.6 51.9 54.9 8 51.4 51.1 52.2 54.0 55.2 55.8 56.2 58.3 57.1 56.3 54.0 53.0 52.2 50.7 48.7 48.4 50.2 50.3 50.4 50.6 51.7 51.8 51.8 50.7 52.6 58.3 9 51.0 50.7 50.6 50.8 50.7 51.1 50.9 50.2 49.5 49.1 48.2 47.4 47.4 47.7 48.0 48.4 48.5 48.9 49.2 49.7 50.1 50.6 51.0 51.2 49.6 51.2 10 51.1 50.6 50.3 50.0 50.0 50.0 50.5 50.7 51.0 51.0 51.8 52.7 54.9 56.0 57.0 57.1 58.1 58.2 58.0 54.6 57.1 56.8 55.5 55.6 53.7 58.2 11 56.4 56.4 56.0 55.9 55.6 55.6 55.1 54.2 53.5 53.2 52.8 52.7 52.8 51.4 46.5 47.9 44.7 44.8 44.3 46.6 45.4 45.6 44.2 44.0 50.7 56.4 12 41.0 40.0 41.5 42.2 42.3 41.9 42.8 42.5 45.8 46.4 47.0 48.8 49.0 49.9 51.1 51.9 52.2 53.6 55.3 55.2 53.1 52.6 53.3 53.7 48.1 55.3 13 53.9 54.8 57.2 60.6 63.4 64.7 63.9 59.4 56.8 54.6 54.1 54.4 54.8 54.8 56.2 56.7 58.8 59.4 59.0 56.4 54.1 53.4 52.5 50.5 56.8 64.7 14 53.7 55.9 57.0 57.2 57.1 56.4 55.5 55.5 56.5 58.3 59.4 58.6 59.4 60.2 60.0 59.0 58.5 59.5 59.4 58.8 59.5 59.0 58.2 55.7 57.8 60.2 15 55.9 58.0 57.7 57.7 56.4 54.5 53.4 52.8 53.4 53.9 49.7 51.3 52.1 50.7 50.0 49.9 52.2 53.9 57.3 57.1 56.6 58.1 59.8 59.4 54.7 59.8 16 58.3 58.6 58.7 58.8 57.9 57.4 56.8 56.1 56.0 56.1 56.3 55.6 55.1 54.6 54.1 54.0 54.3 54.3 55.3 55.9 56.0 56.5 56.6 56.8 56.3 58.8 17 56.7 57.6 57.3 56.4 55.4 55.5 55.9 55.4 55.3 53.4 51.5 50.9 49.5 47.7 45.8 42.4 40.2 41.3 38.1999.9 42.4 43.7 43.0 43.7 49.5 57.6 18 42.1 40.6 41.1 40.4 40.8 41.4 42.1 43.4 45.5 45.8 46.1 46.6 47.8 48.2 49.0 50.5 51.4 51.6 48.6 46.6 44.4 44.2 44.2 43.6 45.3 51.6 19 42.0 41.1 40.8 41.2 44.1 45.7 46.3 46.9 49.7 51.2 51.5 51.4 51.1 52.7 53.1 52.0 47.3 45.8 49.8 52.9 54.1 54.0 56.8 57.2 49.1 57.2 20 55.2 38.4 40.3 42.5 43.1 43.6 49.6 48.4 48.2 50.2 52.8 52.9 54.6 55.4 58.6 62.0 70.0 57.8 57.5 59.4 58.9 60.1 59.2 58.1 53.2 70.0 21 59.7 62.1 62.5 64.4 60.0 57.9 57.8 57.9 56.8 56.8 56.6 57.5 57.7 58.1 58.2 56.7 57.3 57.4 57.5 58.1 58.6 58.8 59.2 59.0 58.6 64.4 22 58.7 58.7 58.1 58.3 58.1 58.4 58.7 58.8 58.5 58.3 58.1 58.0 57.4 57.5 58.2 58.6 58.0 58.1 57.9 57.8 57.4 54.4 54.3 51.1 57.6 58.8 23 48.4 53.3 49.0 47.0 51.8 50.1 53.1 53.9 57.0 58.0 57.4 57.4 57.9 57.7 56.5 56.0 55.8 56.0 56.7 57.6 56.5 54.4 54.4 56.0 54.7 58.0 24 55.1 50.5 48.0 45.9 48.8 46.8 49.6 54.6 55.6 55.8 55.6 54.9 52.5 52.3 51.9 51.6 51.5 52.0 52.0 52.5 53.7 52.3 43.8 43.1 51.3 55.8 25 54.2 53.9 54.2 54.3 53.8 53.3 53.7 53.0 51.3 51.3 51.5 52.8 53.0 52.5 51.8 51.1 51.2 51.7 51.0 51.6 53.2 54.5 55.7 57.0 53.0 57.0 26 57.5 56.7 56.1 58.0 61.1 59.1 58.8 60.3 59.8 60.1 63.4 65.7 65.3 64.9 64.2 64.4 64.5 64.7 58.9 51.8 55.3 56.0 52.3 56.4 59.8 65.7 27 57.7 58.7 58.0 58.0 57.1 57.2 58.5 58.2 56.5 55.7 55.0 55.3 56.2 55.9 54.4 51.5 49.9 50.2 54.6 51.5 47.7 48.5 49.0 52.7 54.5 58.7 28 51.5 50.1 50.7 50.3 49.8 48.7 49.3 54.6 56.5 56.9 56.2 56.0 55.1 55.0 55.3 53.1 52.7 53.3 52.6 50.6 49.3 44.3 44.3 45.7 51.7 56.9 29 47.2 57.5 56.3 57.7 57.0 56.9 57.3 58.9 58.5 56.6 55.9 55.3 55.2 54.9 54.2 53.9 54.2 54.0 54.2 52.7 51.5 50.0 49.1 52.4 54.7 58.9 MEAN 51.4 51.4 51.5 51.7 51.9 51.7 52.2 52.2 52.6 52.5 52.3 52.4 52.6 52.7 52.5 52.4 52.7 52.5 52.2 52.3 51.9 51.8 51.6 51.8 52.1 57.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH MARCH YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 53.3 54.0 54.0 53.4 52.3 53.0 54.1 54.2 55.3 55.2 55.2 53.9 54.0 53.4 53.7 53.9 53.4 54.7 54.7 55.1 55.9 56.2 56.7 58.3 54.5 58.3 2 59.0 54.8 51.8 52.3 49.5 42.9 43.9 46.4 45.7 55.7 58.3 57.9 58.2 59.1 58.9 58.4 58.6 58.2 59.0 57.7 54.2 53.7 58.5 59.4 54.7 59.4 3 54.1 51.9 53.4 56.3 57.7 56.9 56.3 54.9 55.2 54.7 54.5 54.0 54.1 53.9 53.7 52.7 52.2 54.3 53.8 54.0 55.2 56.6 52.3 49.7 54.3 57.7 4 51.8 51.8 53.8 54.7 54.5 54.0 54.2 53.4 53.5 53.2 53.1 52.9 52.8 52.5 51.9 52.0 52.4 53.0 53.4 53.8 54.2 55.3 56.0 56.4 53.5 56.4 5 54.5 53.9 51.4 54.8 57.6 57.7 57.0 56.1 55.5 56.5 56.2 55.8 55.1 54.2 54.0 54.6 55.0 54.5 55.1 55.6 56.0 54.7 55.0 54.7 55.2 57.7 6 54.0 53.7 54.1 54.4 53.9 53.6 53.8 54.4 54.7 55.8 56.5 56.4 55.8 55.3 54.7 54.7 54.9 55.5 55.7 55.3 55.2 55.2 54.5 53.6 54.8 56.5 7 52.6 52.6 52.1 52.1 52.7 52.9 52.6 52.3 52.1 51.4 50.8 50.5 50.3 50.2 49.7 49.5 48.8 48.2 48.5 49.3 51.4 50.5 49.0 49.3 50.8 52.9 8 49.7 49.9 51.4 52.4 53.6 52.3 50.6 48.5 48.4 49.4 50.4 48.1 48.8 51.7 53.9 53.0 53.4 52.6 50.9 51.1 51.5 52.9 52.7 52.9 51.3 53.9 9 50.8 47.1 46.1 46.6 48.0 47.2 47.4 49.2 49.2 50.0 51.0 53.1 55.6 60.9 62.7 58.8 51.7 45.1 43.6 42.6 52.3 55.8 57.3 54.3 51.1 62.7 10 60.5 62.8 64.3 63.5 59.7 59.1 59.0 57.7 56.5 55.0 53.8 52.3 51.7 51.7 52.3 50.5 50.4 51.4 52.4 52.1 52.7 54.5 56.1 57.4 55.7 64.3 11 57.2 57.2 55.7 56.0 55.3 56.3 57.3 56.8 56.3 56.7 56.0 55.4 55.0 55.0 55.5 56.3 56.3 54.3 55.1 55.1 53.4 53.2 55.1 57.0 55.7 57.3 12 57.6 56.6 55.3 57.4 57.1 55.6 55.1 54.2 50.1 47.9 47.5 49.1 51.9 52.1 51.6 51.9 52.3 51.9 51.9 54.0 57.0 57.8 39.8 34.4 52.1 57.8 13 36.6 55.3 60.1 59.9 58.9 58.3 57.7 57.4 57.7 58.9 59.3 58.3 58.6 57.4 53.1 53.1 53.5 52.3 53.4 54.7 56.0 56.2 54.3 56.6 55.7 60.1 14 55.0 49.6 56.0 56.0 55.9 45.5 56.5 57.6 56.0 56.0 56.7 56.4 55.7 54.8 54.9 54.9 55.0 55.8 55.7 55.9 55.7 56.3 55.4 55.8 55.1 57.6 15 53.9 52.6 51.6 50.5 49.0 48.9 49.1 49.9 49.3 49.4 48.9 49.5 49.7 48.5 47.7 48.0 49.1 49.6 50.2 51.5 53.0 53.9 54.5 54.4 50.5 54.5 16 53.4 52.4 51.4 51.2 51.4 51.8 51.5 51.3 50.9 51.4 51.3 49.9 49.6 49.9 50.0 49.6 49.6 50.0 50.7999.9 51.9 52.5 52.9 51.4 51.1 53.4 17 50.0 49.8 49.9 50.5 50.4 50.3 49.9 49.5 49.4 48.4 47.0 46.9 46.8 47.1 46.4 46.4 47.7 48.6 48.9 49.8 51.4 51.0 51.2 52.7 49.2 52.7 18 52.9 52.8 52.8 51.4 50.5 52.6 52.6 52.5 55.7 54.7 53.7 52.2 51.3 50.6 49.9 49.1 50.4 50.5 50.2 50.2 51.1 51.9 53.2 54.7 52.0 55.7 19 55.3 54.0 54.4 53.9 54.1 53.0 51.1 50.4 51.4 52.4 52.3 51.6 50.8 50.8 50.9 50.6 50.2 50.7 51.2 51.5 52.8 52.3 51.2 51.7 52.0 55.3 20 53.3 53.5 52.9 51.9 51.6 52.0 52.9 52.7 53.8 54.0 54.3 53.5 53.1 52.7 52.5 53.0 54.2 55.0 55.1 55.3 55.6 56.1 55.0 55.3 53.7 56.1 21 55.5 56.7 56.9 56.6 56.6 55.7 54.0 55.0 54.1 53.9 54.3 53.9 52.7 52.9 53.3 53.9 54.0 54.2 52.9 51.2 49.2 48.2 49.0 49.6 53.5 56.9 22 51.6 51.1 50.0 46.5 46.0 46.6 45.2 45.0 45.4 44.9 44.2 45.3 44.6 45.4 45.2 48.7 50.1 51.1 54.0 57.1 57.8 58.0 57.9 57.4 49.5 58.0 23 57.5 58.8 59.3 60.2 60.6 60.2 60.2 60.2 60.1 60.5 60.5 59.9 59.5 58.3 58.0 57.3 56.9 56.9 57.2 57.4 57.7 58.2 58.8 58.1 58.9 60.6 24 59.6 59.7 60.0 60.4 60.0 61.1 61.5 60.3 60.9 62.2 62.8 62.1 62.3 62.0 61.4 60.1 59.7 60.2 60.8 61.6 62.4 61.8 60.4 60.3 61.0 62.8 25 61.3 60.4 59.5 58.9 59.7 58.9 59.5 59.0 59.8 59.2 59.4 59.5 59.3 57.2 57.9 57.3 58.6 58.4 57.7 57.2 57.8 57.5 57.7 57.4 58.7 61.3 26 56.8 56.5 56.4 56.3 56.4 55.7 56.3 56.3 55.6 55.2 55.9 56.1 55.7 55.8 55.7 56.4 56.8 57.4 58.5 59.0 59.0 58.6 59.0 59.4 56.9 59.4 27 58.7 56.9 57.2 56.9 56.4 53.4 52.0 54.0 52.7 52.9 50.7 46.4 52.6 55.2 55.0 56.7 56.5 57.1 57.5 58.2 58.2 58.0 56.2 55.4 55.2 58.7 28 54.4 53.8 52.9 52.2 51.1 50.5 50.0 49.6 48.8 48.1 48.3 48.7 48.7 48.3 47.8 48.1 48.3 49.3 50.0 53.0 52.6 54.3 54.7 57.5 50.9 57.5 29 57.8 58.1 57.8 57.9 57.8 57.2 57.3 56.0 55.4 55.1 56.6 56.6 57.2 58.6 60.8 61.2 60.2 59.7 59.1 59.4 59.5 58.9 57.8 57.1 58.1 61.2 30 57.4 57.6 57.0 56.6 56.5 56.4 57.7 58.0 58.3 58.2 58.6 59.6 60.6 63.5 63.1 63.7 65.5 64.1 62.1 63.2 63.0 63.9 63.2 63.8 60.5 65.5 31 62.3 55.7 58.7 62.2 61.4 61.0 60.8 60.6 59.9 61.3 61.8 61.9 62.0 62.2 62.7 62.9 62.7 62.8 63.0 63.2 64.2 63.7 65.1 70.4 62.2 70.4 MEAN 54.8 54.6 54.8 55.0 54.7 53.9 54.1 54.0 53.8 54.1 54.2 53.8 54.0 54.2 54.2 54.1 54.1 54.1 54.3 54.8 55.4 55.7 55.2 55.4 54.5 58.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH APRIL YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 70.4 68.0 66.3 66.7 65.9 65.0 65.2 66.4 66.6 66.8 65.5 65.0 64.8 64.2 64.4 63.5 62.9 64.8 67.2 67.2 67.5 70.7 70.9 68.8 66.4 70.9 2 67.6 63.1 59.6 56.5 60.3 63.3 62.8 63.3 63.9 63.8 63.1 62.8 59.3 59.4 56.3 56.1 56.9 56.7 52.6 52.0 54.4 54.6 53.5 51.8 58.9 67.6 3 50.5 49.4 52.0 51.5 47.3 43.2 40.3 38.9 38.4 37.8 40.2 39.5 41.7 42.0 43.4 52.8 56.5 54.9 61.1 68.1 64.5 63.3 62.3 59.9 50.0 68.1 4 57.1 56.0 56.5 57.2 58.8 56.5 54.6 54.2 52.8 53.1 53.4 53.1 52.7 52.2 52.0 52.2 52.1 55.8 56.1 56.1 55.6 57.7 57.9 56.9 55.0 58.8 5 55.3 55.8 56.8 57.8 58.7 58.0 57.4 57.2 55.7 51.4 51.2 50.9 49.6 49.4 51.3 52.8 53.7 53.8 56.2 56.5 56.5 56.9 56.3 55.9 54.8 58.7 6 57.7 58.9 58.4 57.6 60.1 57.3 56.9 56.8 56.0 54.8 53.6 51.7 56.6 56.3 55.1 56.6 56.8 56.5 55.7 56.2 57.1 58.2 59.3 60.2 56.9 60.2 7 60.5 60.9 61.8 61.9 62.9 63.3 62.8 63.3 62.5 62.5 61.7 61.6 60.8 59.1 57.5 56.0 57.7 58.4 60.3 60.6 63.1 59.9 58.8 58.4 60.7 63.3 8 59.3 58.2 54.0 56.9 57.5 57.7 56.6 55.1 53.9 53.8 56.7 58.1 59.7 61.3 61.1 61.2 61.5 61.8 60.3 60.3 60.4 58.8 55.5 58.9 58.3 61.8 9 56.6 58.3 59.8 56.7 57.5 60.1 58.5 56.1 56.5 52.3 52.2 55.6 45.4 31.0 32.9 34.2 34.1 41.6 41.2 41.7 43.1 42.6 44.0 46.7 48.3 60.1 10 37.8 35.8 32.7 32.4 35.2 41.8 45.2 44.9 45.6 49.4 51.0 51.5 53.2 53.0 51.4 51.6 52.5 55.1 55.0 56.1 56.4 56.8 58.5 59.3 48.4 59.3 11 58.9 58.5 57.2 56.7 55.2 52.6 50.6 49.5 50.3 53.7 58.2 60.0 60.3 59.9 59.6 59.3 59.3 59.2 59.2 59.8 60.3 60.9 61.1 59.7 57.5 61.1 12 57.0 56.9 56.5 55.7 53.6 52.7 54.0 58.0 76.4 81.4 80.5 74.8 69.9 74.0 82.2 75.6 74.4 70.5 71.0 71.5 69.2 68.0 54.6 46.0 66.0 82.2 13 43.5 42.8 42.2 43.9 44.9 46.0 44.4 45.4 45.5 46.2 46.7 46.8 49.4 50.3 51.3 51.7 51.7 51.3 52.2 54.3 57.5 60.9 61.3 59.1 49.6 61.3 14 58.9 62.6 62.9 63.9 62.4 61.4 60.6 60.6 59.8 59.4 57.2 56.1 57.4 57.7 57.9 58.2 58.4 58.7 58.6 59.4 61.0 62.6 64.3 65.6 60.2 65.6 15 66.4 66.4 65.4 65.2 64.5 64.6 64.3 63.3 64.5 64.9 65.9 66.3 65.8 65.4 66.2 67.6 67.3 67.1 67.5 68.1 68.8 70.0 71.4 70.8 66.6 71.4 16 70.5 69.2 65.8 62.8 61.6 61.0 60.0 60.1 59.7 58.5 57.3 56.1 54.7 53.3 52.2 52.2 53.7 56.9 58.1 55.6 52.0 53.2 54.7 55.9 58.1 70.5 17 55.9 55.5 56.0 56.4 54.6 54.7 54.8 55.9 57.2 58.4 58.9 61.2 65.1 65.4 64.7 64.0 64.6 68.1 68.1 65.1 64.8 64.2 65.4 67.0 61.1 68.1 18 68.5 67.9 66.0 65.1 64.5 63.4 62.5 63.1 63.2 60.6 58.8 57.8 57.2 57.5 62.2 61.9 60.7 62.0 63.0 63.5 61.6 60.1 58.8 57.9 62.0 68.5 19 57.8 56.9 57.0 57.4 57.7 58.4 59.0 58.3 60.3 61.2 62.4 68.3 72.5 70.5 68.8 67.1 64.9 59.1 58.4 55.8 55.8 56.0 59.1 62.9 61.1 72.5 20 62.0 62.4 65.4 66.5 65.7 64.1 62.0 61.2 59.2 58.5 58.1 58.4 59.6 59.2 58.7 59.0 59.8 60.0 60.5 59.9 57.9 56.7 56.1 57.1 60.3 66.5 21 58.1 57.3 59.4 60.8 60.2 59.9 61.5 63.7 64.0 63.8 63.2 63.1 63.4 63.2 62.9 62.6 61.6 55.1 54.8 53.0 50.6 56.5 63.3 57.2 60.0 64.0 22 57.0 54.6 54.1 50.0 58.0 57.5 58.7 59.2 58.9 58.9 58.9 59.2 56.9 57.3 57.0 57.0 54.6 53.8 55.6 56.2 48.0 45.4 43.5 43.3 54.7 59.2 23 40.7 45.1 45.4 42.3 45.2 49.7 50.8 50.3 49.9 50.0 48.7 49.1 49.2 48.5 47.9 48.2 48.0 49.6 50.1 53.8 54.5 54.3 56.1 57.7 49.4 57.7 24 57.7 57.6 57.3 57.2 57.0 58.7 58.7 58.6 61.5 62.2 59.7 57.7 57.5 58.0 58.7 59.1 59.8 60.0 62.2 65.2 65.4 65.4 65.6 66.0 60.3 66.0 25 65.5 66.7 66.7 64.9 65.0 66.9 65.4 64.3 64.6 66.4 63.6 62.5 61.5 55.1 60.5 58.5 56.0 53.3 55.9 57.9 58.8 60.2 61.4 61.9 61.8 66.9 26 62.7 62.4 61.7 61.1 61.2 61.6 62.0 61.8 60.4 58.0 55.7 54.1 52.6 52.1 53.1 53.7 52.2 53.6 55.4 55.4 53.1 51.4 50.1 51.1 56.5 62.7 27 52.3 53.3 52.7 52.3 52.0 51.7 52.2 51.0 50.5 49.7 48.9 48.4 50.3 50.1 50.0 51.0 51.7 54.2 55.8 56.8 56.6 57.5 60.0 62.9 53.0 62.9 28 65.8 66.0 65.3 65.6 65.3 65.0 64.1 64.1 65.1 65.9 66.2 65.4 64.6 63.0 63.0 63.4 62.8 63.3 64.6 65.2 64.4 65.1 65.4 66.7 64.8 66.7 29 68.2 69.3 69.8 70.4 58.0 52.3 44.6 40.1 37.3 34.5 31.1 29.4 29.1 29.4 29.8 30.6 33.9 33.6 31.1 30.9 28.9 33.5 29.2 22.8 40.3 70.4 30 21.5 23.1 24.1 22.9 19.2 24.0 23.8 26.2 30.6 34.8 41.3 32.2 30.2 32.7 35.6 34.0 29.6 33.0 31.6 34.2 34.8 37.0 46.2 55.7 31.6 55.7 MEAN 57.4 57.3 57.0 56.5 56.3 56.4 55.8 55.7 56.4 56.4 56.3 55.9 55.7 55.0 55.6 55.7 55.7 56.1 56.6 57.2 56.7 57.3 57.5 57.5 56.4 65.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH MAY YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 59.4 60.1 59.0 59.9 60.8 58.4 59.1 59.0 58.2 58.1 58.2 58.3 58.3 58.1 57.7 57.2 56.1 53.5 53.8 52.9 51.3 50.9 51.6 51.4 56.7 60.8 2 52.2 54.1 53.9 52.9 51.9 51.2 51.3 52.2 52.4 49.5 51.6 53.4 53.2 53.0 54.5 57.2 56.8 56.5 57.4 58.2 59.4 59.3 58.5 59.2 54.6 59.4 3 59.2 55.9 54.9 55.5 55.0 54.6 54.6 54.9 54.8 54.6 55.7 56.6 56.7 56.4 56.2 56.5 57.9 58.8 57.9 57.4 55.0 55.5 57.8 59.6 56.3 59.6 4 59.7 56.7 56.8 57.9 57.4 56.0 56.8 58.5 58.7 57.6 57.9 58.7 58.4 59.8 60.4 60.2 60.6 57.3 56.9 55.3 55.1 55.3 55.0 55.8 57.6 60.6 5 57.9 58.5 58.4 57.9 57.6 57.5 58.0 57.9 56.7 56.5 56.6 57.4 56.7 57.5 58.5 61.2 63.0 64.5 64.3 64.6 65.1 66.8 67.9 69.0 60.4 69.0 6 68.2 68.0 66.2 65.1 63.9 63.0 63.4 65.4 66.6 65.6 65.3 65.7 64.0 63.4 64.7 65.0 65.9 67.1 67.1 67.3 68.3 69.1 69.7 68.9 66.1 69.7 7 68.5 67.4 66.9 66.5 64.4 63.8 62.0 60.3 59.6 59.2 60.2 60.6 59.9 59.3 58.8 59.2 59.8 60.1 59.8 60.7 60.9 61.3 61.7 61.5 61.8 68.5 8 60.5 61.5 61.8 61.8 60.9 60.0 59.3 60.0 59.9 59.9 62.0 62.0 61.7 61.8 62.3 61.6 60.5 59.4 58.8 59.2 56.8 57.4 58.1 58.4 60.2 62.3 9 60.1 60.3 59.2 57.4 63.2 65.3 61.3 59.8 61.5 59.6 59.4 59.9 59.4 59.3 59.2 59.6 58.7 58.3 58.7 59.4 59.9 60.4 60.3 59.4 60.0 65.3 10 61.2 62.9 63.1 65.3 66.2 65.7 65.4 65.5 63.8 63.4 64.4 63.7 63.7 62.3 63.1 62.2 61.7 64.2 67.9 69.5 75.7 80.0 81.0 77.1 66.6 81.0 11 72.7 61.0 53.3 58.1 62.1 58.8 64.3 63.2 62.6 61.2 59.0 57.7 57.1 56.7 56.7 56.3 57.2 58.8 58.3 59.3 59.9 61.5 60.4 62.0 59.9 72.7 12 63.1 64.6 62.7 72.5 77.5 77.8 73.2 71.9 69.4 68.6 70.8 72.3 73.4 74.4 71.6 65.7 53.3 51.9 46.1 46.4 47.4 51.9 48.0 43.5 63.2 77.8 13 42.0 73.3 80.1 78.4 71.5 70.8 54.1 50.1 34.8 46.9 61.2 61.3 61.9 61.4 60.2 58.8 54.3 45.8 41.9 38.9 66.5 61.7 58.0 57.9 58.0 80.1 14 59.0 58.9 59.3 58.4 58.5 60.3 60.0 61.8 62.3 61.9 61.2 62.2 62.2 62.8 64.1 65.4 65.7 66.5 64.7 63.1 62.0 60.7 60.2 60.0 61.7 66.5 15 61.0 61.1 61.2 60.9 61.1 61.0 60.3 60.1 61.1 61.0 60.5 60.5 60.5 60.9 61.6 61.5 60.8 61.2 61.2 60.8 57.3 58.2 57.6 62.1 60.6 62.1 16 59.4 57.7 59.7 61.7 60.9 60.6 61.6 62.0 67.4 70.3 70.9 70.2 68.9 67.3 65.7 67.4 71.9 72.4 72.8 72.9 74.9 76.5 77.3 78.6 67.9 78.6 17 80.5 78.9 76.1 73.3 73.6 69.9 62.5 60.8 64.1 68.1 63.4 61.1 60.5 61.1 62.9 61.3 60.2 61.6 65.9 63.0 64.6 62.5 61.5 60.2 65.7 80.5 18 59.0 59.2 58.6 57.2 55.4 54.5 55.0 56.2 55.8 56.2 55.5 55.0 54.6 55.4 56.9 59.0 58.4 58.3 57.0 50.8 51.8 54.3 61.2 54.6 56.2 61.2 19 50.5 50.7 50.9 48.1 46.8 46.6 46.8 47.1 46.3 46.1 46.1 45.8 45.7 45.4 45.2 45.6 46.9 47.7 48.4 48.6 48.9 52.1 55.9 69.1 48.8 69.1 20 68.5 67.8 61.1 62.6 58.5 51.6 51.2 50.3 48.9 48.6 47.9 36.1 38.1 43.6 42.4 47.5 50.0 49.9 54.8 56.4 62.5 67.4 69.1 66.6 54.2 69.1 21 62.8 62.1 60.6 60.7 59.7 59.8 59.7 59.2 56.7 53.2 51.3 50.3 50.5 51.1 50.0 50.2 51.2 52.4 53.9 53.4 55.1 55.7 55.3 56.7 55.5 62.8 22 56.2 55.6 54.0 53.4 53.4 52.8 52.0 51.8 52.0 51.8 49.2 48.1 48.6 54.0 56.8 58.1 57.8 57.9 62.2 62.9 62.4 66.6 67.1 67.4 56.3 67.4 23 67.9 68.2 68.4 68.4 68.8 68.4 67.8 67.6 67.7 67.1 65.2 66.3 65.1 65.1 65.1 62.3 60.7 57.2 56.6 57.4 58.0 59.2 55.0 53.6 63.6 68.8 24 54.6 51.2 53.5 55.9 55.3 54.0 54.7 57.4 62.3 65.0 64.8 63.6 62.5 61.6 60.4 59.7 59.2 59.2 57.8 56.8 56.9 56.8 56.6 57.2 58.2 65.0 25 56.8 57.5 53.7 53.6 53.8 52.4 48.3 45.2 44.8 44.9 45.1 43.1 42.2 49.2 54.8 52.1 51.8 52.3 49.3 52.6 52.5 52.4 52.5 52.5 50.6 57.5 26 55.5 55.5 54.2 51.4 53.8 54.6 55.9 56.7 55.8 55.1 55.4 55.0 54.0 54.0 54.1 54.1 54.5 55.7 56.7 57.7 59.5 61.4 61.9 63.2 56.1 63.2 27 63.1 64.6 65.4 64.8 64.0 62.8 61.1 59.4 57.6 55.5 56.0 55.6 54.1 52.1 48.0 46.6 45.2 45.3 47.2 48.8 54.9 53.9 53.0 51.1 55.4 65.4 28 48.8 48.2 46.8 46.7 46.0 45.0 46.0 46.6 46.7 48.2 49.8 50.6 53.0 52.7 53.4 52.4 51.9 52.3 53.4 57.0 58.3 59.3 58.9 56.5 51.2 59.3 29 55.9 57.5 60.7 63.1 63.0 59.6 61.2 60.6 58.3 59.0 55.9 54.9 58.2 58.8 59.6 57.3 57.1 57.0 58.1 59.3 58.3 55.7 64.5 64.7 59.1 64.7 30 61.3 60.0 59.6 55.7 54.3 54.2 52.9 51.4 50.3 49.7 50.9 50.5 51.3 49.1 49.0 49.5 50.7 51.7 51.8 53.1 55.1 55.4 56.8 57.1 53.4 61.3 31 59.3 58.7 58.1 56.8 56.0 57.2 59.0 61.7 61.7 62.8 61.9 62.3 60.9 63.0 63.1 63.9 66.5 67.4 70.3 71.8 72.0 70.9 70.3 69.6 63.6 72.0 MEAN 60.2 60.6 59.9 60.1 59.8 59.0 58.0 57.9 57.4 57.6 57.9 57.4 57.3 57.8 58.0 57.9 57.6 57.5 57.8 57.9 59.6 60.3 60.7 60.8 58.7 67.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH JUNE YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 69.6 67.7 67.3 70.6 73.1 69.8 68.1 68.9 69.7 66.5 70.8 71.2 72.0 76.7 79.5 72.2 58.0 59.0 55.2 50.4 49.3 51.4 51.5 52.8 65.1 79.5 2 56.6 56.4 55.8 54.2 54.9 54.0 53.3 52.0 52.4 54.2 55.2 58.6 60.1 60.8 58.9 55.7 54.6 54.1 57.7 63.4 61.6 71.9 72.9 77.0 58.6 77.0 3 68.7 65.6 67.6 67.1 58.6 51.0 51.4 55.4 54.2 55.5 56.4 56.2 56.8 57.0 56.6 55.8 53.9 52.1 51.6 50.8 51.9 53.4 53.4 53.2 56.4 68.7 4 55.5 57.2 55.7 56.4 57.2 57.5 57.5 57.5 58.2 59.6 58.6 57.1 58.0 58.1 59.7 59.5 58.3 59.0 58.8 57.8 60.4 59.5 57.6 60.2 58.1 60.4 5 60.8 58.9 57.1 57.3 58.7 58.2 59.4 60.5 61.0 60.8 61.9 61.0 60.3 59.5 59.5 54.6 57.4 58.4 59.1 59.7 65.3 77.6 82.6 81.6 62.1 82.6 6 80.2 78.7 78.3 81.6 81.4 77.3 79.8 62.6 62.1 62.5 62.3 61.0 60.3 60.0 60.8 59.9 58.3 58.7 59.6 61.5 61.3 62.2 62.3 61.2 66.4 81.6 7 63.0 63.9 63.9 62.9 63.1 63.2 63.8 64.1 65.6 67.7 68.0 66.1 64.7 64.2 63.3 61.8 61.2 60.3 61.6 61.4 62.1 62.1 62.5 62.5 63.5 68.0 8 62.1 62.0 61.7 60.7 59.5 58.8 58.4 58.1 57.9 58.7 58.8 58.1 57.1 57.5 57.5 57.2 57.2 60.5 64.8 65.1 66.6 69.9 70.4 68.1 61.1 70.4 9 64.3 73.9 74.3 65.8 59.4 60.9 63.5 63.2 61.6 61.8 59.9 62.2 59.4 58.6 60.9 57.6 54.8 59.3 65.0 65.4 57.9 58.2 60.8 59.1 62.0 74.3 10 57.9 55.2 52.4 56.0 54.2 50.9 49.3 48.9 49.5 50.3 50.5 54.7 56.4 56.9 60.7 63.7 66.1 68.2 71.2 70.6 69.6 68.9 66.5 64.1 58.9 71.2 11 60.9 59.0 60.7 59.6 58.1 57.9 56.6 55.9 55.1 54.7 54.0 53.2 53.8 52.9 52.8 53.4 54.3 56.6 58.6 60.4 61.2 64.6 66.5 67.1 57.8 67.1 12 67.5 64.6 62.8 61.6 61.7 61.5 62.5 63.1 63.6 61.1 58.7 60.0 59.2 59.3 59.1 58.9 57.5 57.1 57.4 56.8 57.9 59.0 60.8 62.2 60.6 67.5 13 63.2 61.9 61.0 60.3 60.4 60.5 60.9 61.6 61.2 60.4 59.4 58.7 58.9 58.7 56.8 57.1 57.5 55.4 55.6 56.4 56.7 55.6 56.7 51.0 58.6 63.2 14 48.9 50.1 48.4 48.2 47.9 48.6 48.3 49.8 50.3 47.8 46.5 47.1 47.7 47.2 48.2 49.4 50.1 52.1 52.3 51.0 50.0 49.6 46.2 46.6 48.8 52.3 15 47.2 47.6 45.8 44.6 45.0 46.9 48.1 47.6 47.0 47.9 47.3 46.7 46.4 47.1 47.7 50.6 54.7 55.1 54.4 70.6 74.6 78.6 80.0 67.0 53.7 80.0 16 59.2 52.4 51.9 52.8 54.5 54.9 54.1 51.5 49.8 46.9 38.9 39.2 43.5 45.3 44.9 45.6 45.4 39.5 34.2 35.0 42.0 56.8 52.3 51.0 47.6 59.2 17 46.3 47.2 53.9 54.7 51.5 46.7 47.3 47.6 45.7 48.5 55.4 60.3 59.2 59.8 58.7 57.6 57.3 51.1 45.8 50.1 50.8 49.3 46.9 54.0 51.9 60.3 18 50.4 59.2 58.3 56.9 36.0 38.7 36.8 30.1 31.2 33.8 34.2 37.2 33.2 32.3 35.2 39.8 39.7 45.1 49.6 40.4 39.9 59.3 58.9 56.6 43.0 59.3 19 53.5 60.9 54.1 55.8 57.7 56.5 57.6 58.6 57.4 55.2 52.8 54.9 54.1 54.3 53.3 52.4 50.3 51.1 53.4 51.6 51.0 50.8 53.7 55.2 54.4 60.9 20 54.3 50.7 54.0 54.3 53.9 55.8 54.2 53.9 54.3 54.7 55.4 55.5 53.8 53.2 54.6 54.3 52.8 52.4 54.1 53.7 53.6 55.0 55.2 57.0 54.2 57.0 21 56.0 55.8 54.3 55.9 55.1 56.1 54.7 55.1 54.0 52.6 49.3 42.4 40.0 41.5 40.4 42.1 41.1 43.8 45.9 47.1 44.6 47.7 65.3 64.8 50.2 65.3 22 70.8 62.1 60.5 59.5 54.4 52.7 53.6 54.8 60.0 59.6 58.5 57.3 54.7 51.2 49.5 47.8 47.3 45.3 45.3 45.9 48.1 48.7 50.2 50.2 53.7 70.8 23 64.6 65.3 63.0 62.1 60.2 50.4 49.1 50.4 48.4 49.5 48.5 48.6 48.5 55.3 56.8 55.6 54.7 54.2 54.4 54.6 56.5 57.6 68.5 69.5 56.1 69.5 24 71.1 70.6 69.8 64.1 62.1 63.7 60.9 59.2 60.2 61.3 59.3 53.8 56.3 57.6 59.1 58.5 56.8 58.5 60.3 62.1 58.3 56.6 60.7 61.8 61.0 71.1 25 57.1 55.1 46.8 46.4 47.3 50.9 54.6 55.0 53.8 56.2 56.2 54.8 56.3 55.6 55.5 58.1 57.0 56.4 55.8 53.7 53.9 52.1 48.1 51.2 53.7 58.1 26 52.3 51.5 53.1 51.0 48.6 51.0 53.1 51.3 53.0 55.7 55.4 54.9 55.0 55.2 55.6 55.0 51.7 49.6 48.4 49.9 49.7 49.8 47.7 50.9 52.1 55.7 27 49.6 50.3 46.7 43.1 47.2 51.2 51.9 50.3 51.5 51.7 52.3 52.2 51.2 52.9 53.1 52.1 48.7 51.1 54.4 55.7 53.7 54.1 53.7 54.0 51.4 55.7 28 54.5 53.8 52.9 53.0 54.9 54.7 55.4 56.5 54.2 55.3 58.6 60.0 59.9 58.0 58.5 58.2 57.6 57.3 59.2 58.8 52.7 51.4 51.6 51.7 55.8 60.0 29 53.5 55.2 54.3 54.7 60.9 59.6 62.3 61.9 61.1 60.5 61.4 61.6 59.6 59.9 60.5 59.8 57.9 55.2 58.9 60.4 60.4 62.2 63.3 63.5 59.5 63.5 30 64.5 65.4 68.3 69.1 64.5 61.4 61.9 61.5 59.7 60.2 60.8 60.4 58.4 56.6 56.4 54.0 54.7 53.0 56.1 57.9 60.2 61.5 61.5 60.8 60.4 69.1 MEAN 59.5 59.3 58.5 58.0 56.7 56.0 56.3 55.6 55.5 55.7 55.5 55.5 55.2 55.4 55.8 55.3 54.2 54.3 55.3 55.9 56.1 58.5 59.6 59.5 56.5 66.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH JULY YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 56.7 53.7 57.2 55.0 54.0 52.9 51.7 51.9 55.1 57.0 54.4 53.9 54.7 54.1 53.3 53.7 52.3 51.0 49.9 50.1 50.9 51.8 55.5 57.6 53.7 57.6 2 59.3 61.9 60.2 61.0 61.8 60.9 59.6 59.3 58.1 58.4 57.9 58.0 57.3 57.7 57.4 58.6 57.4 58.8 59.6 58.8 57.4 55.0 55.4 54.4 58.5 61.9 3 54.0 53.5 54.3 70.0 61.5 59.3 60.4 56.8 58.6 54.9 51.5 50.8 50.1 49.7 49.2 50.4 52.1 51.0 50.1 49.6 49.9 49.1 49.4 49.1 53.6 70.0 4 49.9 56.7 54.4 50.9 49.6 52.7 51.4 50.5 50.8 50.2 50.7 50.6 50.1 50.1 48.8 47.7 46.4 46.2 47.8 48.9 50.7 52.1 51.2 52.0 50.4 56.7 5 52.1 52.8 53.4 53.7 53.8 55.2 57.2 61.7 61.0 61.9 60.9 62.0 60.5 59.4 58.8 57.2 56.0999.9 53.6 52.9 51.8 53.6 50.9 50.8 56.1 62.0 6 49.5 49.0 54.4 58.4 56.7 52.0 54.3 49.6 50.1 49.7 52.1 53.0 51.0 50.4 51.5 54.7 54.9 55.9 55.6 55.1 55.0 55.2 54.4 54.8 53.2 58.4 7 57.7 60.2 60.3 59.1 58.6 58.1 55.7 53.0 54.2 53.3 55.1 53.1 51.9 49.5 48.0 48.0 48.3 49.4 49.7 50.1 50.7 50.6 50.4 52.3 53.2 60.3 8 54.1 55.5 54.4 60.0 63.0 60.8 61.1 60.3 59.8 62.1 63.6 63.7 63.0 62.6 62.3 64.3 65.6 67.6 68.0 69.0 71.7 70.1 68.8 69.3 63.4 71.7 9 70.4 72.1 70.7 71.1 69.8 67.8 71.7 64.7 72.4 73.0 71.1 71.3 70.1 64.8 65.1 64.4 64.6 65.3 69.3 69.2 67.9 64.9 68.7 68.7 68.7 73.0 10 62.3 59.8 57.4 55.9 56.1 57.3 58.3 56.3 57.9 53.7 52.3 52.3 53.5 53.5 51.6 52.6 53.5 52.1 52.9 52.2 50.5 49.9 57.2 58.8 54.9 62.3 11 50.6 51.2 59.9 64.4 68.1 54.4 52.9 53.9 56.5 55.8 57.0 57.1 55.6 54.2 54.3 53.9 53.5 53.6 54.4 55.5 53.4 52.1 51.4 55.0 55.4 68.1 12 71.7 74.0 77.8 75.7 67.7 65.0 58.1 52.9 53.5 51.6 51.7 54.8 53.8 51.2 52.9 52.7 51.7 51.2 51.0 64.7 73.7 76.6 78.3 80.1 62.2 80.1 13 80.1 74.4 66.1 64.7 66.8 68.0 65.5 63.0 63.4 61.8 61.1 59.7 58.2 55.5 55.0 55.0 53.2 52.8 53.9 63.3 62.8 59.8 79.3 87.4 63.8 87.4 14 72.6 63.1 61.7 58.8 59.3 58.6 57.5 54.3 56.8 57.0 56.3 56.3 59.0 56.4 57.3 57.1 56.7 56.3 58.3 59.3 58.1 56.8 55.4 52.8 58.2 72.6 15 54.5 55.4 56.9 56.8 57.5 58.7 57.4 59.1 60.4 60.0 62.0 63.1 62.7 57.0 58.5 59.6 61.4 61.8 63.2 65.6 68.2 68.5 72.9 72.3 61.4 72.9 16 63.0 63.1 58.4 54.8 53.0 51.3 52.7 53.6 50.9 50.0 47.4 52.9 58.4 58.7 56.3 58.8 56.8 52.4 44.8 51.0 55.8 56.0 56.5 58.8 54.8 63.1 17 59.2 58.8 58.4 58.3 60.0 59.5 58.8 58.0 61.5 60.0 59.5 59.8 60.0 59.7 57.7 50.6 53.0 50.3 52.3 55.0 57.0 57.4 56.8 56.8 57.4 61.5 18 54.6 52.7 58.4 58.0 58.6 58.5 58.7 58.8 61.2 61.6 59.7 60.4 60.9 59.7 58.3 58.1 55.5 54.9 54.5 54.4 62.8 60.9 61.4 64.6 58.6 64.6 19 65.4 64.3 58.2 55.4 59.9 59.2 59.4 57.0 55.0 57.0 58.7 58.0 58.8 58.5 57.8 58.9 58.7 56.8 56.6 59.3 57.8 64.1 60.4 59.3 58.9 65.4 20 57.2 50.9 58.1 61.1 58.3 56.5 52.8 51.6 52.1 53.7 54.0 53.7 51.6 48.9 47.8 47.3 48.0 47.8 49.5 51.1 53.2 55.5 55.6 53.8 52.9 61.1 21 55.5 57.8 55.5 59.3 61.3 57.3 54.4 53.6 53.4 50.9 46.9 46.6 46.2 46.1 45.6 45.0 46.2 48.0 48.5 54.7 62.4 63.0 65.2 67.9 53.8 67.9 22 72.2 65.3 54.2 57.9 54.0 54.4 58.2 57.5 57.0 54.3 51.5 52.2 57.1 56.2 57.7 56.6 53.3 49.7 54.8 53.8 55.2 55.8 53.5999.9 56.2 72.2 23 53.4 53.3 54.6 55.4 55.7 52.8 52.4 49.2 49.3 47.8 47.8 48.7 47.1 46.0 45.6 47.1 47.4 45.5 44.7 42.2 43.4 47.8 59.4 51.0 49.5 59.4 24 55.5 61.8 45.4 49.9 48.6 45.3 49.8 47.3 56.5 62.8 60.8 63.0 66.4 65.4 63.9 55.2 43.0 44.8 43.2 41.1 55.9 37.4 41.8 49.0 52.2 66.4 25 48.6 46.6 49.4 57.5 56.8 56.8 55.7 55.1 53.6 53.8 54.0 56.8 58.6 58.4 58.5 60.1 59.3 55.0 55.8 56.1 56.5 57.8 59.8 59.6 55.9 60.1 26 59.0 61.0 62.3 60.2 58.0 57.6 57.7 58.8 58.7 58.3 57.8 58.6 59.8 60.3 61.6 59.6 58.8 60.2 60.5 60.2 60.1 59.9 59.5 59.3 59.5 62.3 27 58.4 60.1 62.0 60.3 60.1 61.6 63.2 62.7 64.4 64.5 67.2 66.0 65.5 67.4 66.8 65.4 62.8 61.6 62.2 62.1 60.6 58.8 63.0 63.6 62.9 67.4 28 59.2 59.3 59.0 59.9 61.6 59.7 58.3 59.5 59.8 59.3 58.8 58.4 57.8 57.2 57.8 54.8 55.8999.9 57.1 58.8 58.6 60.0 56.1 57.5 58.5 61.6 29 55.3 58.3 60.8 61.3 59.9 60.9 64.2 60.8 59.0 59.9 59.0 56.8 54.9 54.7 54.6 54.7 53.4 53.9 53.0 52.8 55.7 61.9 61.9 58.6 57.8 64.2 30 57.0 56.3 55.1 56.2 55.3 55.7 56.4 54.5 55.3 55.6 56.4 55.8 57.4 57.6 57.2 57.7 57.5 58.6 58.9 59.9 61.1 63.2 63.9 65.3 57.8 65.3 31 65.9 64.8 64.9 65.3 64.3 65.3 66.6 67.0 67.0 67.2 68.0 70.0 68.9 67.5 67.1 67.0 68.3 70.3 74.0 72.5 70.3 66.9 67.4 68.1 67.7 74.0 MEAN 59.2 59.0 58.5 59.6 59.0 57.9 57.8 56.5 57.5 57.3 56.9 57.3 57.4 56.4 56.1 55.7 55.0 54.6 55.1 56.4 58.0 57.8 59.4 60.3 57.5 66.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH AUGUST YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 67.6 67.8 82.7 71.1 67.2 66.1 65.7 66.6 66.3 66.8 66.5 64.3 63.7 63.9 64.3 64.2 63.5 62.7 61.2 61.1 65.6 68.8 65.7 62.9 66.1 82.7 2 61.2 61.6 62.3 62.3 59.0 61.8 63.3 63.6 64.0 63.3 65.3 67.5 66.3 64.5 64.5 65.0 64.4 65.5 65.2 66.6 70.2 71.2 70.9 70.2 65.0 71.2 3 70.5 69.0 68.6 67.9 68.8 69.9 68.6 67.3 66.7 67.5 64.7 64.0 64.5 61.1 62.5 62.0 61.5 61.5 62.3 61.7 63.8 65.9 67.0 69.3 65.7 70.5 4 71.7 72.1 69.4 67.2 69.4 69.3 67.0 64.8 66.6 66.1 65.6 65.8 65.6 63.3 62.3 62.9 61.9 61.2 62.3 63.7 78.0 85.5 87.2 95.0 69.3 95.0 5 92.5 89.2 90.5 84.0 77.1 75.4 74.4 71.7 67.1 60.3 62.5 57.7 56.1 55.1 54.9 55.3 55.0 54.7 55.4 53.2 51.6 51.7 52.6 54.1 64.7 92.5 6 53.5 53.4 53.9 53.6 52.6 53.5 53.3 53.4 55.6 54.6 54.8 53.2 52.0 51.7 52.6 51.3 50.2 51.1 51.1 51.9 55.1 53.4 47.1 46.3 52.5 55.6 7 47.7 49.0 49.9 48.5 48.2 49.2 51.2 58.2 51.6 52.7 52.5 51.9 51.6 52.4 51.4 50.4 50.9 51.5 51.3 52.4 52.6 53.6 55.7 62.3 51.9 62.3 8 60.2 57.7 58.9 59.2 60.5 64.0 67.2 67.1 66.1 64.4 63.6 62.0 60.4 52.0 50.6 51.6 52.4 63.4 66.6 65.4 65.4 64.7 68.2 70.9 61.8 70.9 9 71.7 72.8 76.0 79.3 77.7 66.9 69.5 67.6 62.2 61.4 62.3 62.6 60.8 59.8 61.3 61.0 61.7 61.6 61.9 61.4 61.3 60.1 64.6 63.9 65.4 79.3 10 61.2 58.6 59.1 57.2 57.2 58.6 59.6 60.3 60.8 61.0 59.9 59.3 58.7 58.3 57.1 57.1 58.6 59.0 58.5 54.5 53.1 55.7 61.4 60.8 58.6 61.4 11 53.6 50.6 48.3 43.0 46.5 45.9 45.9 44.5 43.1 47.1 50.8 50.9 51.5 50.9 50.6 50.4 47.7 46.7 45.5 46.7 50.3 54.7 52.4 49.9 48.6 54.7 12 47.6 47.9 46.5 47.7 54.1 59.7 58.3 59.2 57.4 56.1 57.5 54.1 51.9 55.5 51.7 47.6 50.1 50.9 53.7 60.0 66.7 69.7 70.7 74.2 56.2 74.2 13 76.2 76.2 72.0 75.1 75.5 66.4 70.0 57.5 58.5 58.8 60.3 60.7 60.7 60.7 61.3 61.3 59.9 58.0 58.5 66.2 68.8 72.5 74.6 71.9 65.9 76.2 14 73.3 75.1 76.6 82.8 82.2 78.7 65.7 60.7 60.3 61.4 61.7 61.2 60.6 58.3 59.1 58.7 60.3 62.4 65.8 66.5 69.7 74.2 71.5 73.8 67.5 82.8 15 77.0 72.1 69.2 69.4 69.3 72.9 72.7 63.6 59.8 60.8 61.2 60.8 61.4 60.8 59.9 59.6 58.2 58.5 62.5 63.7 69.4 69.4 72.7 68.4 65.6 77.0 16 63.9 62.5 60.4 61.7 64.0 65.5 70.9 66.7 67.5 66.9 65.0 67.4 67.5 65.0 64.2 63.3 62.8 63.0 66.0 65.1 66.1 69.7 73.3 71.8 65.8 73.3 17 70.2 72.8 75.6 73.4 62.5 64.4 66.9 71.9 74.0 69.7 69.2 66.0 60.1 59.1 58.5 60.9 61.1 63.2 64.3 63.8 64.3 59.8 61.1 59.6 65.5 75.6 18 59.8 58.8 57.2 55.3 53.9 56.0 57.0 58.6 59.1 57.1 56.9 57.7 58.5 58.3 56.4 54.5 54.3 54.4 53.6 55.2 59.7 58.1 56.3 55.2 56.7 59.8 19 56.2 52.1 50.4 49.9 50.8 50.9 49.7 50.1 50.1 50.4 48.2 45.2 43.4 49.5 50.6 50.3 59.3 61.5 61.3 64.6 65.6 62.5 63.9 60.5 54.1 65.6 20 58.9 57.2 54.2 52.1 52.5 51.5 50.6 50.9 50.7 50.7 50.9 51.7 51.1 51.5 51.7 48.4 45.8 47.6 45.6 49.3 52.0 49.4 47.5 47.7 50.8 58.9 21 48.6 50.8 50.4 52.0 54.0 55.4 55.3 54.4 53.7 53.9 53.6 52.9 53.1 52.4 53.1 52.6 52.8 53.1 51.4 52.5 51.1 51.3 51.0 51.2 52.5 55.4 22 50.2 49.6 48.7 47.9 51.3 51.2 50.7 51.5 51.9 51.0 51.3 52.7 51.9 51.8 52.0 50.7 49.5 49.8 50.2 56.1 54.1 49.4 51.1 50.5 51.0 56.1 23 51.7 50.3 54.0 53.4 52.9 52.8 51.7 49.4 49.0 51.1 51.7 51.9 51.5 50.6 49.8 49.1 48.1 46.6 45.6 45.8 45.4 44.8 44.3 44.1 49.4 54.0 24 44.9 45.9 46.2 48.6 50.8 50.5 51.5 53.1 52.3 51.2 50.2 49.7 49.5 49.5 49.2 48.0 47.4 47.1 47.5 47.6 47.7 47.4 47.3 48.0 48.8 53.1 25 47.3 47.3 47.0 46.2 47.2 46.1 46.3 47.2 49.0 48.7 49.3 48.5 46.7 47.8 49.1 47.3 51.2 53.9 52.2 53.6 54.1 54.0 54.2 54.7 49.5 54.7 26 53.5 53.6 54.5 55.0 54.3 53.5 53.5 53.6 52.9 52.3 51.6 51.4 51.5 51.3 51.7 52.4 52.1 53.9 53.3 56.1 56.3 56.4 57.0 60.2 53.8 60.2 27 59.6 56.2 56.1 54.3 50.9 51.4 48.6 48.7 54.2 60.2 61.6 63.2 65.0 64.5 63.5 59.7 51.6 58.4 58.6 58.5 58.9 55.9 56.8 56.3 57.2 65.0 28 52.4 48.9 47.4 46.9 47.8 51.3 52.3 51.4 50.4 50.1 50.0 50.2 49.6 49.4 49.6 49.4 49.6 49.0 50.1 51.4 52.8 53.9 55.5 56.2 50.7 56.2 29 57.1 61.8 61.9 57.8 57.8 57.6 58.9 58.0 55.7 55.9 54.8 54.3 55.0 54.9 55.2 57.5 57.2 58.0 58.1 58.2 55.6 55.2 54.3 66.4 57.4 66.4 30 76.4 75.3 74.9 68.8 63.0 52.1 51.9 53.6 54.7 53.8 54.3 53.2 52.9 53.8 54.4 54.4 54.1 54.3 53.1 52.7 58.7 58.9 60.5 62.5 58.4 76.4 31 59.4 54.5 53.9 56.1 59.1 59.5 59.4 58.6 58.3 58.1 56.4 56.7 57.4 55.0 55.0 52.8 53.3999.9 57.1 57.9 60.4 62.4 62.2 60.8 57.6 62.4 MEAN 61.1 60.3 60.5 59.6 59.3 59.0 58.9 58.2 57.7 57.5 57.6 57.1 56.5 55.9 55.7 55.2 55.0 56.1 56.4 57.5 59.5 60.0 60.6 61.3 58.2 67.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH SEPTEMBER YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 61.5 62.2 64.6 60.0 57.5 56.8 60.2 64.3 67.0 69.4 66.3 55.7 55.6 53.1 53.1 55.1 56.9 56.6 55.7 58.3 66.5 75.7 76.7 70.4 61.6 76.7 2 71.7 73.2 73.5 72.5 60.1 57.4 56.4 56.4 56.0 55.0 54.7 55.3 55.7 55.6 56.1 56.1 55.5 54.7 55.9 56.7 57.9 58.0 56.9 57.4 59.1 73.5 3 56.4 56.3 54.4 54.7 55.4 59.1 59.3 59.0 59.4 57.7 58.1 58.5 58.9 58.5 58.9 58.1 57.5 56.9 55.6 55.7 54.6 58.9 60.4 61.1 57.6 61.1 4 58.3 53.7 54.3 54.0 51.4 51.5 51.4 50.0 50.0 47.8 47.6 45.9 44.5 42.9 47.3 48.3 43.6 41.5 43.5 43.8 46.1 45.0 43.7 42.4 47.9 58.3 5 43.9 44.9 43.3 46.7 50.9 54.6 60.3 58.8 64.6 62.2 62.7 60.3 58.3 55.8 54.9 50.1 48.4 46.3 46.0 50.3 51.9 54.3 52.9 51.9 53.1 64.6 6 50.7 50.0 50.7 50.0 50.7 51.8 53.8 52.8 53.1 54.0 54.1 55.7 57.5 57.8 59.0 61.1 57.6 56.8 57.8 60.1 61.5 61.4 61.6 63.1 55.9 63.1 7 71.3 66.2 68.6 67.7 65.0 64.3 62.7 62.7 60.7 61.2 63.5 63.9 66.4 64.7 63.8 63.3 61.4 59.3 58.8 56.0 52.3 52.6 54.1 53.1 61.8 71.3 8 53.5 54.7 56.6 56.3 54.8 52.9 53.1 52.5 51.7 51.3 51.4 51.2 50.5 50.4 50.3 50.4 50.8 50.7 51.4 54.1 54.6 54.1 53.4 52.2 52.6 56.6 9 52.0 51.7 53.7 54.1 53.3 51.9 51.5 51.4 51.6 53.9 54.5 55.1 54.4 54.3 56.0 57.9 59.6 61.7 63.0 63.5 62.4 61.9 60.4 61.0 56.3 63.5 10 62.2 61.1 61.6 60.9 61.4 61.5 60.4 58.9 58.6 59.1 58.5 58.4 59.2 58.6 60.3 59.5 58.9 60.8 58.3 54.4 56.1 55.7 55.3 55.3 59.0 62.2 11 54.6 51.7 54.1 56.0 56.1 55.7 56.5 54.8 53.3 54.2 54.3 56.2 59.2 57.7 56.6 56.5 57.1 56.5 55.1 54.3 52.9 52.2 50.7 51.0 54.9 59.2 12 51.8 62.4 67.8 63.1 64.2 61.9 56.5 56.8 52.6 53.1 54.0 53.8 54.0 54.3 54.5 55.1 54.1 51.7 50.0 50.2 51.0 51.3 51.2 51.3 55.3 67.8 13 50.9 50.8 53.3 54.8 54.9 53.5 51.6 51.3 51.1 50.4 49.5 48.5 48.8 49.0 49.2 49.2 49.2 50.1 49.3 48.3 46.8 47.3 48.7 52.1 50.4 54.9 14 51.1 50.4 54.4 51.7 52.3 52.1 54.0 51.8 50.1 50.5 53.2 51.9 51.7 52.5 53.6 53.7 53.8 55.4 59.8 61.4 60.3 61.1 61.9 61.8 54.6 61.9 15 60.5 61.4 61.3 56.7 50.9 46.9 46.5 47.6 48.7 50.9 50.7 48.1 55.4 57.8 59.9 55.6 63.9 64.6 63.4 63.1 60.1 55.5 54.9 53.8 55.8 64.6 16 57.0 58.3 53.2 51.6 53.8 54.8 53.0 44.3 44.5 48.9 52.5 54.2 55.6 55.5 55.5 56.1 56.6 57.8 55.8 54.7 55.9 56.6 57.1 57.5 54.2 58.3 17 57.7 55.3 54.4 54.5 54.8 54.3 53.1 53.6 56.1 57.5 55.5 57.0 55.8 53.5 53.0 50.4 49.3 48.8 49.0 49.5 49.1 56.0 68.2 67.5 54.7 68.2 18 68.6 56.5 51.7 53.0 54.2 54.6 53.8 53.3 53.6 53.8 52.3 51.5 51.2 50.7 50.5 50.1 50.6 52.1 52.7 53.4 61.5 56.8 52.7 51.8 53.8 68.6 19 50.5 49.9 50.8 48.4 50.8 51.1 51.1 51.3 50.2 50.1 51.0 49.8 47.8 46.4 45.4 45.4 45.0 44.4 43.6 42.4 41.3 39.4 40.6 40.3 47.0 51.3 20 40.7 42.9 43.9 39.6 44.7 44.3 43.0 43.6 42.4 42.2 41.5 41.1 41.1 39.3 35.2 35.3 35.2 37.3 41.1 43.1 47.9 54.3 58.8 59.5 43.2 59.5 21 52.7 44.4 42.6 42.3 42.6 43.2 41.5 39.5 44.4 46.1 51.0 51.1 49.4 45.4 47.6 49.4 49.1 49.5 48.9 48.5 48.6 50.4 47.0 42.4 46.6 52.7 22 43.3 43.5 32.3 30.6 24.1 22.2 21.8 32.9 42.8 57.6 62.1 62.0 56.9 56.8 56.3 52.8 51.0 52.1 52.2 51.7 51.5 51.4 51.7 50.3 46.2 62.1 23 47.8 46.8 50.2 48.9 49.1 47.9 47.8 48.0 46.5 40.1 40.4 40.5 39.7 38.1 37.1 36.5 35.1 35.4 34.6 35.2 33.8 33.1 33.6 33.8 40.8 50.2 24 35.5 37.0 37.8 34.9 35.5 36.5 36.2 35.4 34.7 34.7 34.3 33.9 34.1 33.3 34.2 35.1 35.3 36.2 37.4 37.8 42.2 40.1 40.0 39.5 36.3 42.2 25 39.0 38.7 38.4 38.2 38.8 36.9 36.7 35.6 35.3 36.6 39.2 39.8 39.4 38.5 38.7 39.4 41.1 41.9 41.7 39.6 39.2 41.5 47.0 45.0 39.4 47.0 26 48.1 46.1 45.7 48.7 48.2 48.5 47.3 47.0 45.6 44.6 45.6 45.3 46.1 45.4 46.2 49.4 49.1 49.1 51.1 53.1 54.2 56.0 52.9 52.3 48.6 56.0 27 51.3 49.4 55.2 54.4 53.2 53.2 53.1 53.6 53.3 53.9 54.3 53.9 54.2 54.1 57.3 59.0 57.9 56.2 55.1 56.6 58.0 58.0 56.2 55.1 54.9 59.0 28 53.7 50.7 47.7 46.8 46.3 44.9 48.4 47.7 43.3 44.5 50.5 53.8 54.1 53.2 51.1 52.5 53.1 53.4 52.9 53.1 50.9 43.9 45.0 43.4 49.4 54.1 29 45.1 47.9 50.5 50.9 50.3 50.1 50.5 52.1 53.3 54.3 52.3 51.7 52.4 52.5 52.7 53.1 53.3 52.8 53.3 54.1 52.3 50.8 48.8 46.1 51.3 54.3 30 47.9 50.7 51.1 50.1 51.1 50.6 48.5 49.1 48.7 49.3 48.3 48.6 43.4 50.1 51.9 52.0 52.1 50.2 49.3 48.9 49.8 49.3 49.5 48.6 49.5 52.1 MEAN 53.0 52.3 52.6 51.7 51.2 50.8 50.7 50.5 50.8 51.5 52.1 51.8 51.7 51.2 51.5 51.5 51.4 51.3 51.4 51.7 52.4 52.8 53.1 52.4 51.7 59.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH OCTOBER YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 48.6 48.1 48.2 48.3 48.3 47.3 46.9 46.2 46.4 46.8 45.7 37.6 41.8 43.3 42.8 41.5 38.7 37.6 36.2 36.3 39.0 47.8 47.7 50.0 44.2 50.0 2 51.1 50.6 51.9 53.5 53.5 53.6 53.0 53.4 53.1 53.2 53.1 52.7 53.5 54.0 53.9 54.3 52.2 51.3 50.8 53.1 52.1 51.5 51.3 52.9 52.6 54.3 3 52.9 53.5 53.8 54.0 53.5 54.1 53.2 52.7 53.2 53.5 53.7 53.5 53.8 53.9 53.4 52.1 51.0 49.6 49.0 49.8 50.1 51.5 50.1 53.7 52.5 54.1 4 58.4 56.9 56.5 54.3 52.9 51.4 52.7 53.0 52.9 53.9 55.9 55.8 56.1 57.6 56.4 56.3 56.4 55.9 56.5 53.3 55.2 52.8 54.0 52.5 54.9 58.4 5 51.9 53.1 54.3 55.8 57.0 57.0 56.3 56.2 54.6 54.5 55.4 55.3 55.4 55.3 53.8 53.0999.9 52.8 50.7 54.6 55.4 52.8 47.7 51.2 54.1 57.0 6 52.9 53.8 54.3 53.6 51.9 50.9 52.9 52.6 55.9 54.8 52.1 51.2 51.0 49.9 50.4 46.6 47.4 45.1 44.5 48.0 47.7 49.2 53.2 54.2 51.0 55.9 7 56.1 54.2 55.1 56.2 56.3 54.8 54.9 54.6 55.0 58.0 58.5 57.0 56.2 55.4 55.2 57.0 59.3 60.3 60.5 58.7 57.2 56.6 55.2 54.7 56.5 60.5 8 54.4 53.5 53.7 53.2 53.1 53.1 53.1 51.0 51.3 52.1 51.9 52.1 52.6 55.6 56.3 57.1 57.9 57.0 55.0 54.6 56.2 58.2 57.2 57.1 54.5 58.2 9 56.5 57.0 56.5 56.8 56.9 57.1 57.4 56.6 55.8 55.7 54.8 54.8 54.3 53.1 54.2 54.9 53.7 53.5 53.0 53.3 53.4 54.0 54.8 55.4 55.2 57.4 10 54.2 54.7 56.0 56.3 56.1 55.4 53.6 54.6 56.1 58.1 59.1 58.9 58.8 58.6 56.6 55.4 56.6 58.4 60.7 61.0 52.9 52.9 55.2 54.8 56.5 61.0 11 55.2 57.6 56.1 51.7 49.8 51.4 51.9 52.6 52.7 52.6 51.7 51.8 52.5 52.4 52.6 52.9 51.9 50.4 50.7 50.8 50.9 50.2 49.4 48.4 52.0 57.6 12 47.5 50.7 46.9 47.3 50.2 51.6 50.4 50.7 50.8 51.0 50.9 51.1 51.5 52.0 52.6 51.9 53.5 48.1 48.1 48.5 48.9 48.8 50.0 53.8 50.3 53.8 13 54.3 51.3 46.9 45.9 40.1 40.5 34.4 33.9 36.6 39.9 38.6 37.9 38.8 39.3 39.3 46.6 46.8 46.2 46.8 48.8 47.7 48.2 49.0 50.8 43.7 54.3 14 51.6 52.9 53.3 52.1 49.7 49.4 48.3 46.0 46.4 46.5 45.8 45.2 44.2 42.0 40.6 40.1 38.7 37.4 37.0 40.0 43.4 42.4 40.1 39.7 44.7 53.3 15 38.7 39.3 41.3 42.1 41.9 42.0 41.6 40.2 40.0 40.3 40.1 39.7 38.7 38.8 38.4 39.0 40.4 41.5 42.4 42.8 43.7 43.5 43.9 43.7 41.0 43.9 16 43.2 43.8 44.5 44.5 44.3 42.0 43.2 41.9 42.6 44.2 44.0 44.2 44.7 44.4 44.4 44.4 44.4 45.5 46.7 48.1 48.9 48.7 49.6 48.7 45.0 49.6 17 46.0 45.4 45.5 46.2 45.4 45.5 45.3 45.8 46.2 46.3 46.5 47.3 47.5 44.2 41.3 40.3 39.0 40.6 41.8 41.3 42.1 41.9 41.6 45.0 44.1 47.5 18 46.3 46.9 46.5 46.5 46.6 46.8 47.3 47.2 48.8 50.0 48.8 47.2 46.2 45.6 45.3 45.4 45.9 46.4 46.6 47.4 48.5 47.4 46.9 46.9 47.0 50.0 19 47.2 46.5 47.3 47.9 47.2 47.9 48.1 47.9 47.6 47.1 45.6 43.1 42.7 42.8 42.8 43.1 43.4 43.1 42.9 42.9 43.3 42.6 42.6 42.9 44.9 48.1 20 42.6 43.5 43.2 44.5 43.8 45.3 45.2 44.4 44.4 43.4 43.8 43.7 43.7 44.1 43.5 44.3 46.5 45.9 46.6 47.5 47.0 46.7 46.3 45.5 44.8 47.5 21 45.8 47.0 47.7 47.7 45.1 45.1 46.1 46.9 46.9 46.4 45.3 44.0 43.5 43.0 42.7 41.4 42.0 41.5 41.9 43.3 44.0 44.0 42.3 38.8 44.3 47.7 22 39.3 38.9 43.2 44.8 40.2 37.3 35.8 34.5 36.5 37.3 38.5 41.4 38.1 41.0 50.4 55.1 53.3 51.5 50.2 48.4 46.1 47.1 47.4 47.6 43.5 55.1 23 49.0 50.2 49.9 49.9 49.6 49.3 49.8 50.4 50.4 49.2 49.1 47.0 45.6 44.5 44.5 43.7 42.3 40.6 41.5 43.5 45.6 46.0 46.2 46.0 46.8 50.4 24 46.5 44.1 41.3 41.6 48.7 48.1 51.6 49.7 49.4 52.4 51.9 50.7 50.7 50.0 49.8 49.8 49.2 49.3 48.1 48.1 48.4 49.1 48.8 48.4 48.6 52.4 25 49.0 47.5 45.2 39.8 38.1 39.7 46.5 49.1 50.0 49.3 48.0 47.5 47.8 48.4 48.6 50.1 52.2 50.8 50.3 50.3 49.4 49.8 47.6 44.8 47.5 52.2 26 44.1 45.2 44.7 44.7 44.7 45.7 46.7 47.4 47.5 47.7 47.2 47.0 46.5 46.3 45.6 46.4 48.7999.9 48.3 48.1 47.9 44.1 40.5 36.2 45.7 48.7 27 37.3 40.8 42.2 42.5 44.0 44.7 52.0 55.6 52.8 53.5 52.9 48.6 45.6 44.3 44.1 43.5 43.3 43.5 44.1 41.9 41.3 43.0 42.9 42.3 45.3 55.6 28 37.6 38.6 36.2 37.1 37.7 40.3 41.0 39.8 38.7 38.5 38.2 39.0 39.4 40.0 41.3 41.3 40.8 41.0 41.2 41.3 41.6 41.2 41.6 41.7 39.8 41.7 29 40.2 39.2 40.2 45.8 50.7 56.4 62.8 65.4 62.2 57.2 51.9 51.3 49.8 49.1 49.7 48.7 48.5 48.9 48.4 47.4 46.3 45.1 44.1 44.4 49.7 65.4 30 44.3 45.5 45.9 45.0 45.6 46.2 46.2 45.9 45.6 45.6 45.0 44.9 44.6 44.1 44.3 44.7 44.5 43.6 45.2 46.4 47.7 48.3 48.4 48.1 45.7 48.4 31 47.7 47.4 46.8 46.2 47.6 46.6 46.4 47.1 46.3 45.9 45.6 44.3 43.5 45.5 46.2 45.0 44.0 43.5 44.0 45.2 41.8 42.0 43.4 42.6 45.2 47.7 MEAN 48.1 48.3 48.2 48.3 48.1 48.3 48.9 48.8 48.9 49.2 48.7 47.9 47.7 47.7 47.8 47.9 47.8 47.4 47.4 47.9 47.9 48.0 47.7 47.8 48.1 52.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH NOVEMBER YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 42.8 42.9 42.9 43.3 43.0 42.9 43.3 44.3 43.2 42.5 42.2 43.1 43.5 43.5 42.4 41.5 41.6 42.1 43.4 43.3 42.6 41.7 41.5 41.2 42.7 44.3 2 41.4 43.6 47.3 52.2 51.1 58.1 58.0 57.0 52.9 50.9 50.4 48.7 48.4 48.6 48.5 48.5 47.9 47.1 46.8 45.8 46.0 47.3 47.0 43.4 49.0 58.1 3 43.3 42.3 41.7 40.9 40.5 38.0 37.8 37.7 37.3 37.3 37.2 37.6 38.7 43.4 44.2 41.0 38.9 36.9 37.2 36.3 36.0 37.2 37.7 38.6 39.1 44.2 4 37.4 38.2 38.6 38.5 35.7 21.9 19.6 23.0 25.0 25.4 28.4 30.4 36.4 38.7 39.0 39.1 39.0 40.5 38.1 37.9 39.1 39.8 40.9 39.9 34.6 40.9 5 39.5 40.2 39.1 39.5 40.2 41.2 43.1 45.2 46.5 45.1 45.5 44.7 44.0 42.7 39.6 40.1 39.5 40.0 41.2 43.3 45.3 45.9 46.3 46.8 42.7 46.8 6 45.9 44.8 42.7 41.5 39.9 38.2 36.3 38.5 36.0 36.0 36.3 36.2 38.4 41.6 40.3 41.8 40.4 39.4 40.7 41.5 42.7 42.8 44.8 43.1 40.4 45.9 7 43.3 42.5 43.6 44.8 45.4 42.7 44.5 44.5 44.1 45.5 47.9 45.6 45.9 50.4 49.0 48.6 47.0 47.3 45.0 44.1 44.3 45.1 45.4 44.9 45.5 50.4 8 45.2 46.1 45.9 46.7 45.8 44.6 44.3 44.4 44.7 44.7 44.3 44.5 43.1 42.6 42.7 41.6 41.7 41.2 40.6 41.5 42.5 42.7 41.8 40.4 43.5 46.7 9 38.8 36.9 36.5 38.4 39.0 40.3 40.5 41.2 41.4 41.8 44.2 44.3 44.2 44.4 44.1 46.1 45.9 43.2 46.0 44.9 44.1 42.4 44.4 49.5 42.6 49.5 10 52.5 51.8 53.4 52.6 51.2 49.3 48.0 46.1 46.1 45.0 44.0 43.4 42.6 43.1 43.7 44.1 41.1 40.7 41.8 39.5 41.0 41.6 41.3 41.5 45.2 53.4 11 29.8 24.0 24.6 34.4 35.7 32.2 31.7 35.0 42.5 41.6 41.7 43.0 46.5 46.9 47.0 46.5 47.2 47.6 47.9 48.1 48.3 47.4 45.4 46.6 40.9 48.3 12 45.4 46.2 46.8 46.5 46.4 47.5 47.8 47.0 47.2 46.5 45.8 45.2 45.6 44.7 46.0 45.7 46.5 46.5 46.4 45.2 44.2 42.3 41.6 40.3 45.6 47.8 13 42.9 44.0 41.3 39.8 36.4 35.9 46.5 47.2 44.6 39.0 36.3 37.4 46.1 48.1 49.4 48.1 49.2 44.5 46.1 44.0 34.2 38.1 42.2 38.3 42.5 49.4 14 32.0 40.9 43.9 42.6 45.8 50.2 50.6 51.0 51.1 46.6 42.1 43.3 45.1 44.7 44.5 42.3 42.7 43.6 45.6 45.7 46.2 47.1 46.9 44.3 45.0 51.1 15 43.2 43.2 41.5 39.1 40.2 41.5 47.4 46.9 48.2 48.9 49.3 50.3 50.9 54.2 53.4 52.1 53.3 53.0 50.9 51.9 51.3 51.6 52.3 52.5 48.6 54.2 16 52.8 52.0 51.0 49.4 46.8 46.6 49.3 50.9 51.7 54.9 54.2 51.7 51.4 51.5 52.5 50.8 50.7 50.8 49.4 51.4 51.9 51.6 50.2 50.7 51.0 54.9 17 49.2 50.3 51.4 51.2 50.7 50.3 50.9 49.9 49.2 48.4 47.8 51.3 53.2 52.8 52.0 51.6 50.3 51.0 51.9 50.1 49.7 51.3 44.0 38.3 49.9 53.2 18 35.0 33.3 20.1 29.5 33.6 48.3 49.8 51.6 51.7 50.9 53.6 54.9 54.5 54.3 52.8 48.6 46.8 47.4 40.5 39.8 47.2 50.6 49.7 48.5 45.5 54.9 19 48.3 45.7 45.7 46.1 45.8 46.3 47.1 46.6 47.7 47.4 47.9 48.2 50.1 51.6 51.9 52.5 53.8 52.0 49.2 48.9 48.9 48.6 48.0 36.1 48.1 53.8 20 34.5 31.2 25.9 26.5 26.7 27.3 26.3 25.5 25.7 25.0 24.5 26.0 26.8 26.1 25.8 27.2 29.3 29.9 30.4 29.7 29.3 29.8 29.5 28.4 27.8 34.5 21 27.8 27.1 26.8 25.1 23.7 23.9 22.5 22.1 27.2 35.3 45.5 44.6 47.5 49.1 48.7 49.0 49.9 49.0 48.5 47.7 48.0 49.1 49.9 50.3 39.1 50.3 22 51.7 51.7 50.8 50.0 49.9 49.8 50.2 50.0 50.2 51.0 50.9 50.9 50.2 49.9 50.3 50.2 49.4 48.7 48.1 48.1 48.4 48.7 48.9 49.1 49.9 51.7 23 48.8 49.1 49.3 49.7 49.4 36.9 36.5 33.0 37.7 39.5 41.6 38.7 40.0 38.0 37.4 40.6 45.5 47.4 49.1 47.9 47.3 47.0 47.4 47.7 43.6 49.7 24 44.8 42.4 42.6 43.5 42.2 42.8 43.1 42.1 41.1 42.3 43.9 43.3 43.4 43.0 43.5 43.4 43.2 43.7 45.2 45.7 46.5 46.5 46.5 46.6 43.8 46.6 25 46.4 46.1 46.1 44.8 44.0 43.2 42.9 42.6 42.6 42.4 42.7 43.0 43.0 43.1 42.9 44.3 46.6 47.3 47.8 47.1 47.3 45.9 45.7 45.2 44.7 47.8 26 45.3 46.9 46.6 46.2 45.6 45.6 45.4 45.1 44.8 44.0 43.8 43.2 42.4 41.7 39.9 42.2 41.5 38.3 40.0 40.9 42.4 45.9 45.3 45.2 43.7 46.9 27 45.0 45.4 47.1 47.4 46.9 46.0 46.0 46.4 46.0 45.8 45.1 45.2 46.0 46.3 48.0 49.6 49.5 51.9 51.7 51.2 49.8 34.5 39.5 38.9 46.2 51.9 28 36.7 41.3 43.2 41.3 39.2 41.6 45.6 42.3 41.3 40.1 40.8 36.1 33.4 28.5 24.4 27.6 28.4 32.9 34.7 36.0 36.8 36.4 36.2 38.0 36.8 45.6 29 37.0 37.6 37.8 38.0 37.1 36.5 36.8 37.5 38.1 37.6 37.4 37.0 38.6 41.9 42.8 42.4 41.9 42.1 42.4 42.8 43.5 43.6 44.2 45.3 40.0 45.3 30 45.7 46.4 48.5 49.0 48.7 50.6 50.5 49.7 48.9 49.6 49.4 48.4 48.3 49.9 50.9 51.2 51.4 52.0 51.8 51.8 51.6 51.9 52.3 52.5 50.0 52.5 MEAN 42.4 42.5 42.1 42.6 42.2 42.0 42.7 42.8 43.2 43.0 43.5 43.3 44.3 44.8 44.6 44.6 44.7 44.6 44.6 44.4 44.5 44.5 44.6 43.7 43.6 49.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION NWR-TUNDRA LAB MONTH DECEMBER YEAR 2004 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 52.2 52.3 52.0 52.0 50.7 50.4 51.5 51.5 51.3 51.4 51.2 50.9 50.6 50.1 49.5 49.9 49.9 50.2 50.8 51.0 51.3 51.3 51.1 50.5 51.0 52.3 2 50.2 51.2 51.2 50.6 50.3 49.9 50.2 50.6 50.5 51.0 52.0 52.8 50.9 50.4 49.3 48.8 49.1 49.7 51.1 52.0 51.9 51.9 52.3 52.6 50.8 52.8 3 52.6 52.8 52.7 52.6 52.8 52.8 52.7 52.9 52.7 52.5 52.6 52.4 52.3 51.0 49.8 50.0 49.2 48.3 48.3 48.5 48.2 47.6 48.0 47.8 50.9 52.9 4 47.6 47.7 48.2 49.3 49.6 49.3 49.1 49.1 49.5 51.1 51.6 52.4 52.0 52.6 51.5 51.8 52.0 49.4 48.0 48.1 48.0 47.9 47.1 48.2 49.6 52.6 5 49.5 49.1 48.3 48.6 49.2 47.9 49.5 49.0 50.5 47.6 49.8 52.1 51.7 50.6 49.1 51.6 52.5 52.3 52.3 52.4 52.3 52.5 53.1 53.6 50.6 53.6 6 53.0 52.4 52.6 52.8 52.1 52.6 52.7 51.0 50.1 51.2 50.7 50.7 51.3 52.0 52.2 52.5 52.6 52.5 51.9 51.6 51.7 51.6 51.7 51.3 51.9 53.0 7 50.7 50.5 50.2 49.7 49.6 50.5 51.3 51.8 51.8 51.8 51.5 51.4 50.8 51.2 50.7 50.5 50.8 50.9 51.1 51.2 51.7 51.6 51.7 51.9 51.0 51.9 8 51.9 51.7 51.2 50.3 50.1 50.1 49.8 49.4 49.1 48.8 48.1 47.7 46.8 46.2 46.1 46.0 46.0 46.0 46.7 47.5 48.2 48.8 49.5 49.0 48.5 51.9 9 48.3 47.7 47.1 46.4 45.7 45.1 44.4 44.0 43.9 43.4 42.9 43.0 42.9 42.9 43.8 44.3 45.6 44.9 45.4 47.6 48.0 46.6 45.3 45.9 45.2 48.3 10 45.7 46.1 47.3 47.9 47.9 47.5 46.9 46.2 45.8 46.1 46.1 44.2 44.6 43.8 43.8 43.5 42.8 42.4 42.4 42.4 42.5 41.8 41.3 41.1 44.6 47.9 11 40.0 40.1 40.5 40.7 40.1 40.4 40.7 40.8 40.9 40.8 41.3 42.9 45.4 47.4 45.9 47.7 47.4 48.1 48.7 49.0 49.3 48.7 48.1 47.3 44.3 49.3 12 46.9 46.6 47.1 47.1 47.9 47.3 46.4 47.6 47.9 47.8 47.8 47.8 47.8 48.7 49.1 49.1 47.7 46.3 47.0 46.8 44.3 42.9 42.3 42.2 46.8 49.1 13 42.2 42.0 42.2 42.0 41.9 41.1 41.4 41.8 42.5 43.6 43.4 45.3 48.5 53.0 52.6 50.2 49.8 50.4 50.3 49.9 46.2 45.3 45.0 46.4 45.7 53.0 14 47.4 47.9 48.6 48.7 47.6 47.7 47.1 45.0 43.2 44.0 44.6 43.9 44.0 43.2 43.3 43.8 43.6 43.8 44.4 45.1 45.4 46.6 47.0 47.4 45.6 48.7 15 47.4 47.4 47.4 46.8 46.9 47.0 47.3 47.6 47.3 46.9 46.2 45.1 44.4 44.1 44.1 45.1 45.7 45.4 45.1 45.4 46.0 46.3 44.6 43.9 46.0 47.6 16 44.4 43.8 42.3 41.8 41.9 42.1 41.2 39.6 39.3 39.2 39.3 41.8 44.9 45.0 46.9 47.5 50.2 51.7 50.0 48.3 48.3 48.4 47.9 50.2 44.8 51.7 17 50.3 49.7 49.3 49.5 49.6 49.6 49.6 49.7 50.1 50.3 50.6 50.4 50.5 50.7 50.5 50.6 50.0 49.5 48.3 47.9 47.9 48.1 48.3 48.4 49.5 50.7 18 48.3 48.2 48.4 48.7 48.7 49.0 49.8 49.7 49.3 48.9 48.5 47.9 47.2 47.2 47.8 47.6 47.3 48.1 48.2 48.7 49.5 49.7 49.9 49.6 48.6 49.9 19 49.7 49.4 49.3 49.3 50.1 49.5 48.5 47.9 47.4 47.1 47.0 47.0 46.5 45.7 45.3 44.9 44.3 43.6 43.4 43.1 43.1 43.0 43.4 43.0 46.3 50.1 20 44.7 45.0 46.0 46.7 49.3 50.0 49.5 48.5 48.7 48.9 48.6 47.8 47.0 46.5 46.4 46.0 45.5 46.0 46.4 47.1 48.2 48.5 47.2 45.7 47.3 50.0 21 45.9 46.6 46.7 46.5 47.9 47.4 47.2 47.8 47.0 47.9 51.1 53.1 51.4 49.4 48.9 50.2 49.9 49.1 48.8 48.1 47.9 48.1 47.7 46.3 48.4 53.1 22 37.9 34.6 33.9 35.8 39.3 41.0 40.7 41.1 40.8 41.0 40.9 40.5 39.3 36.6 35.7 36.4 39.0 42.5 44.8 45.5 45.3 44.5 44.0 42.8 40.2 45.5 23 40.6 40.3 41.3 41.9 42.0 42.0 41.5 41.0 38.6 33.5 31.9 32.8 33.3 33.8 30.3 30.1 31.0 30.5 33.1 39.4 39.5 39.9 41.3 42.1 37.2 42.1 24 42.3 43.4 42.7 44.3 45.3 46.1 49.0 49.1 48.9 49.1 48.4 48.3 48.3 49.0 48.7 48.4 48.7 48.7 48.7 49.2 49.9 50.4 50.8 50.3 47.8 50.8 25 49.7 50.5 49.6 48.9 48.6 47.1 47.0 47.2 47.6 48.0 47.5 47.6 47.3 47.7 47.6 47.6 48.2 48.5 48.9 49.1 49.1 49.2 49.2 49.6 48.4 50.5 26 49.7 49.8 50.0 50.0 50.4 50.1 49.6 49.8 49.7 49.6 49.5 49.6 49.2 48.6 48.3 48.1 47.9 47.7 47.4 47.2 47.1 46.5 46.4 48.1 48.8 50.4 27 48.6 48.5 48.1 48.0 48.2 48.3 48.2 47.7 47.4 47.3 47.0 47.5 47.2 47.0 46.7 46.1 45.8 46.1 46.4 46.0 45.8 46.3 46.4 46.7 47.1 48.6 28 46.8 46.7 46.7 46.7 46.7 47.1 47.2 47.2 48.6 49.9 51.6 52.0 51.5 51.2 51.1 50.7 48.0 46.8 45.9 46.1 47.1 46.8 47.1 47.0 48.2 52.0 29 46.6 45.7 45.4 45.2 45.4 46.4 47.2 46.8 46.8 46.0 46.0 47.9 48.1 45.8 41.2 40.7 40.6 39.6 38.7 36.6 35.9 35.0 35.3 35.2 42.8 48.1 30 34.9 36.3 37.5 40.9 39.9 40.9 51.1 60.6 63.4 60.2 57.3 55.6 54.1 52.7 51.6 51.2 51.4 50.9 50.8 50.6 50.1 49.8 49.3 48.6 49.6 63.4 31 48.2 48.2 48.1 48.2 48.3 48.3 48.5 48.8 48.9 48.9 49.3 49.7 49.7 49.8 51.3 51.4 51.3 50.9 50.1 49.6 48.8 49.1 49.3 48.8 49.3 51.4 MEAN 46.9 46.8 46.8 47.0 47.2 47.2 47.6 47.8 47.7 47.5 47.5 47.8 47.7 47.5 47.1 47.2 47.2 47.1 47.2 47.5 47.4 47.2 47.2 47.1 47.3 50.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 48.7 48.8 48.5 47.9 46.8 46.1 46.4 46.4 47.0 47.8 48.3 48.2 48.9 48.8 49.1 49.1 49.7 48.7 49.1 49.3 49.7 50.0 50.4 50.8 48.5 50.8 2 50.8 50.9 51.0 51.5 51.6 51.3 51.5 51.5 51.6 52.2 52.8 51.9 51.2 50.9 50.7 51.1 52.7 52.3 52.7 54.1 55.1 55.3 55.4 55.3 52.3 55.4 3 55.4 55.6 56.5 56.8 56.6 56.1 55.7 54.7 54.3 53.8 52.5 52.8 52.7 51.4 50.2 48.9 49.2 49.2 49.7 49.9 50.6 50.2 50.0 49.6 52.6 56.8 4 49.3 46.9 43.7 42.0 42.1 41.4 41.8 39.4 39.1 39.8 39.2 39.9 39.9 40.1 40.5 37.3 37.0 42.4 27.6 34.8 34.8 27.9 35.7 42.1 39.4 49.3 5 44.3 26.7 17.8 20.6 30.1 42.3 43.6 46.6 47.6 47.6 48.6 47.8 47.4 44.3 47.2 51.2 50.3 52.4 53.3 51.9 50.6 49.7 48.7 47.3 44.1 53.3 6 45.6 44.2 43.2 42.3 43.0 44.9 45.0 46.1 46.5 45.7 43.1 43.0 44.5 45.4 46.1 47.7 47.0 46.3 46.8 47.3 47.4 47.0 46.7 46.2 45.5 47.7 7 45.9 46.2 46.4 46.4 47.2 48.0 47.4 47.7 46.5 46.4 46.1 46.1 46.2 47.4 48.0 48.6 49.2 50.9 50.3 51.8 51.7 51.7 51.6 53.0 48.4 53.0 8 54.5 54.7 54.0 51.5 50.4 50.0 49.6 49.5 48.9 48.3 49.1 49.5 49.7 49.3 49.7 49.6 48.6 47.9 47.6 47.4 47.2 47.1 47.3 47.7 49.5 54.7 9 47.8 48.6 48.0 48.0 48.2 48.0 47.7 47.2 46.0 46.0 46.2 46.3 46.4 46.3 45.9 45.6 45.6 46.1 46.4 46.3 45.8 45.0 44.9 45.3 46.6 48.6 10 45.6 45.6 45.8 46.0 46.3 44.5 42.7 41.3 40.8 39.9 38.3 39.1 41.1 40.9 39.0 38.1 38.1 37.5 40.0 39.7 45.0 44.0 43.1 44.3 41.9 46.3 11 43.0 41.5 42.0 42.4 43.7 45.4 46.2 45.7 44.2 42.5 42.5 43.3 44.6 44.2 43.5 42.0 40.7 42.5 43.8 43.3 43.5 43.2 42.9 43.4 43.3 46.2 12 44.1 45.2 44.9 45.2 44.6 45.9 44.3 44.7 45.2 44.8 43.5 43.7 38.2 34.2 43.0 40.1 44.5 46.9 49.2 49.7 50.5 50.4 50.2 50.2 45.1 50.5 13 50.9 50.9 50.5 49.9 50.0 49.9 49.4 49.6 49.5 49.1 49.4 49.5 49.8 49.7 49.9 49.9 50.3 50.3 50.4 51.1 51.4 52.1 52.2 52.2 50.3 52.2 14 52.3 52.2 51.6 51.4 51.3 51.1 51.0 50.8 50.6 50.7 50.7 50.6 50.8 51.0 50.8 50.5 50.3 50.4 50.7 51.0 51.1 51.4 51.5 51.8 51.1 52.3 15 51.5 51.4 51.4 51.1 50.8 50.7 50.7 50.5 50.0 50.2 50.2 50.2 49.8 49.7 49.9 49.8 49.8 49.8 50.2 50.5 50.8 51.3 51.5 51.5 50.6 51.5 16 51.2 51.0 50.9 50.8 51.1 51.2 51.2 51.0 50.9 51.0 50.9 50.6 50.5 50.3 49.4 48.8 47.7 46.3 45.6 44.7 46.2 46.0 43.7 44.0 49.0 51.2 17 44.5 44.6 45.7 45.5 45.5 46.5 46.6 47.0 48.1 48.4 48.1 48.1 46.1 45.8 45.9 47.9 48.5 51.6 49.8 51.8 53.6 54.4 55.1 54.2 48.5 55.1 18 53.8 54.1 54.1 55.2 55.3 55.8 56.0 56.0 56.5 56.7 56.5 56.6 56.8 56.6 53.4 48.5 49.8 51.8 49.9 50.9 49.4 48.2 46.3 46.1 53.1 56.8 19 46.5 46.1 44.9 43.4 43.9 44.3 44.3 44.3 44.4 44.5 44.3 44.9 46.9 47.1 48.3 51.2 54.1 54.6 51.5 51.7 52.6 53.8 51.0 51.5 47.9 54.6 20 54.9 55.3 53.6 53.6 52.6 51.8 51.1 50.3 50.9 51.9 52.1 52.7 53.9 58.2 59.1 60.4 62.3 64.1 63.8 64.2 63.5 58.1 60.0 60.8 56.6 64.2 21 63.0 63.0 62.3 61.8 62.0 61.8 61.7 60.5 58.7 57.8 57.3 56.5 54.6 53.7 54.3 54.3 54.8 53.1 54.2 55.1 56.0 56.6 56.4 55.6 57.7 63.0 22 54.8 54.6 54.0 47.9 51.2 52.7 53.0 52.8 52.9 53.2 53.4 53.5 53.4 53.8 53.3 52.9 50.0 48.6 49.1 49.4 49.8 50.7 50.8 50.4 51.9 54.8 23 50.6 50.9 51.5 51.5 51.8 52.0 52.2 52.7 53.0 53.5 53.5 53.1 52.7 52.7 51.4 51.2 51.0 53.7 54.4 54.1 53.0 52.7 52.5 53.0 52.5 54.4 24 52.3 51.5 51.0 50.9 51.2 51.8 51.8 51.7 51.0 51.2 51.1 50.6 50.8 50.9 51.4 51.5 51.5 51.2 50.6 50.6 51.0 51.5 52.3 51.9 51.3 52.3 25 51.2 51.4 51.5 52.0 52.3 51.3 50.5 49.2 49.3 51.1 52.5 52.7 52.6 52.4 52.8 52.5 51.8 51.4 51.7 53.7 52.9 54.0 54.7 55.4 52.1 55.4 26 54.5 53.8 53.1 52.6 52.9 52.4 52.5 52.9 52.6 52.6 52.6 52.8 51.9 52.2 53.5 54.4 53.1 53.0 51.6 51.4 52.6 53.0 51.3 51.1 52.7 54.5 27 50.0 51.6 51.3 47.6 43.9 45.8 46.4 47.0 48.4 50.0 49.8 49.2 48.5 48.5 48.6 48.3 48.3 47.6 46.5 44.0 43.6 43.4 44.4 45.5 47.4 51.6 28 45.5 45.3 45.5 45.4 45.3 45.3 44.8 43.9 43.4 43.6 43.9 43.6 42.1 41.2 40.5 40.9 40.3 39.7 39.2 40.1 41.5 41.6 43.1 44.0 42.9 45.5 29 44.8 40.8 42.5 43.9 45.0 44.5 45.7 45.9 46.8 46.5 42.6 46.2 47.1 47.2 46.6 46.2 44.1 44.1 43.7 41.5 40.4 40.5 42.6 43.5 44.3 47.2 30 34.9 38.2 39.1 41.5 41.6 44.3 43.0 36.9 34.0 32.7 37.5 43.8 44.7 44.9 47.2 47.7 47.2 48.4 48.6 49.3 48.8 47.2 42.9 46.6 43.0 49.3 31 45.5 45.5 45.5 46.2 46.1 41.6 36.7 40.5 44.0 44.1 44.2 44.5 45.2 45.8 44.6 45.3 44.1 44.0 44.9 45.8 46.1 46.3 46.4 46.0 44.5 46.4 MEAN 49.3 48.6 48.1 47.8 48.2 48.7 48.4 48.2 48.2 48.2 48.1 48.4 48.4 48.2 48.5 48.4 48.4 48.9 48.5 48.9 49.2 48.8 48.9 49.4 48.5 52.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 47.4 47.8 48.5 48.6 48.7 48.5 48.3 49.0 49.2 49.5 49.5 49.6 50.3 52.4 53.6 53.4 51.9 50.6 50.8 51.2 51.5 52.3 51.5 50.8 50.2 53.6 2 50.5 50.5 50.4 50.7 51.3 50.3 49.7 56.3 54.5 56.3 57.3 57.0 54.2 54.2 53.3 52.8 52.1 52.1 52.5 55.7 57.2 54.8 53.7 52.7 53.3 57.3 3 52.6 52.4 52.6 52.9 52.8 51.1 48.5 48.0 48.2 47.9 48.1 48.3 49.5 49.2 48.8 47.3 45.6 44.1 43.6 43.9 43.8 44.9 46.7 46.5 48.2 52.9 4 46.2 47.2 47.5 45.0 44.2 43.6 43.6 43.7 43.7 44.1 44.5 44.4 44.4 44.1 44.1 44.1 44.1 44.5 46.0 46.6 47.1 48.8 49.3 49.7 45.4 49.7 5 46.8 51.5 51.5 52.5 58.7 58.6 57.9 57.2 56.6 56.9 55.4 55.0 54.6 54.3 54.1 53.6 54.1 53.7 54.6 55.6 55.7 56.3 57.4 57.6 55.0 58.7 6 57.0 56.9 58.0 58.2 58.5 57.9 56.9 55.9 54.5 52.0 51.4 52.9 53.1 51.9 52.5 52.8 51.6 40.9 36.4 36.0 35.7 35.6 42.3 53.0 50.5 58.5 7 56.9 57.3 57.4 57.0 57.4 57.0 57.1 57.3 55.9 56.0 55.6 54.7 54.5 54.5 54.4 54.1 54.4 54.8 54.8 55.0 54.9 55.2 54.9 54.5 55.6 57.4 8 54.3 54.0 53.1 53.1 52.9 52.4 52.7 53.8 54.1 54.2 54.1 53.9 52.6 50.8 50.2 48.0 45.0 45.2 48.4 50.7 53.5 53.7 53.9 54.0 52.0 54.3 9 53.2 52.6 52.8 52.9 53.3 52.9 52.4 52.1 51.8 51.5 51.6 51.4 50.6 49.6 49.7 49.6 49.3 50.2 51.7 53.6 54.5 56.0 56.5 56.9 52.4 56.9 10 57.1 58.1 58.5 58.2 57.0 58.4 60.2 59.8 57.6 59.0 60.9 57.1 56.2 57.3 55.4 54.8 54.6 54.9 54.6 55.9 56.7 56.3 55.9 55.5 57.1 60.9 11 56.4 56.3 55.7 54.0 54.9 55.2 55.5 55.4 54.6 54.8 55.7 55.7 56.0 55.3 54.6 54.4 53.6 53.1 53.2 54.1 53.8 53.8 52.2 48.8 54.5 56.4 12 48.3 50.3 49.9 49.1 47.9 43.9 42.6 41.2 40.2 40.0 38.9 38.4 37.5 36.2 35.0 36.1 35.8 36.7 38.5 38.0 39.4 41.0 42.0 42.0 41.2 50.3 13 42.3 41.6 42.0 42.2 42.4 42.6 42.6 41.0 41.7 43.3 44.9 47.4 47.8 47.4 47.6 48.7 49.2 50.1 51.0 52.8 53.2 53.5 53.3 53.3 46.7 53.5 14 52.6 52.6 53.1 54.0 53.7 51.9 51.6 52.3 51.7 51.5 51.7 51.8 51.3 51.0 51.2 50.9 50.4 48.5 49.2 48.8 48.0 47.8 47.5 46.5 50.8 54.0 15 46.3 46.7 47.5 48.1 48.9 49.4 49.9 50.0 49.5 48.7 48.5 48.7 48.5 48.2 39.5 41.0 40.8 44.0 47.8 50.5 52.3 53.6 54.2 54.4 48.2 54.4 16 54.5 54.4 53.2 52.4 51.9 51.2 51.2 50.5 49.9 49.8 49.4 49.4 49.5 49.7 49.8 50.3 51.8 52.0 51.8 53.7 57.9 58.8 61.7 58.9 52.7 61.7 17 58.1 56.1 55.2 55.3 59.1 57.7 57.5 58.7 59.0 58.5 57.4 57.5 57.6 57.7 57.3 57.9 56.9 57.0 56.3 55.8 55.7 57.0 56.5 56.0 57.2 59.1 18 56.0 54.5 54.6 54.2 55.4 59.1 66.2 64.7 58.6 55.4 53.5 53.4 54.6 55.6 56.1 56.8 56.9 57.2 57.2 57.5 56.5 57.2 57.0 56.5 56.9 66.2 19 55.9 55.0 55.4 55.0 50.3 49.9 49.6 50.1 50.5 51.0 46.6 46.2 46.3 47.0 49.4 52.4 52.8 52.2 52.5 52.4 51.5 50.8 51.9 52.9 51.1 55.9 20 52.3 51.9 52.2 52.3 52.2 51.8 51.0 50.6 50.4 50.8 50.8 51.0 50.1 50.0 50.7 50.9 50.3 50.2 50.7 51.6 52.0 52.3 53.3 53.5 51.4 53.5 21 52.9 52.4 51.8 51.5 50.8 50.0 49.7 50.0 50.4 50.4 50.1 49.7 50.0 50.0 49.6 49.6 50.5 50.6 50.6 51.0 51.4 51.8 52.3 52.7 50.8 52.9 22 52.6 52.3 52.8 53.2 52.9 53.5 49.7 48.5 52.1 52.6 53.5 53.4 52.9 50.1 43.6 45.5 46.2 46.4 45.7 42.2 41.8 48.0 55.4 54.8 50.0 55.4 23 54.7 55.2 56.5 56.2 56.9 56.2 56.2 56.9 55.5 54.3 52.7 54.1 54.8 54.0 51.6 50.2 39.8 43.1 45.1 46.4 49.5 49.7 46.9 44.0 51.7 56.9 24 38.1 34.5 36.3 46.9 49.4 48.3 48.9 51.4 51.8 53.6 54.5 55.4 56.0 55.7 55.2 54.2 52.5 52.5 53.4 52.0 51.7 52.7 49.0 46.7 50.0 56.0 25 46.6 44.7 44.4 48.4 49.6 53.5 52.1 52.0 51.7 51.1 48.0 46.6 48.6 46.4 46.3 47.1 51.2 52.1 53.2 52.3 51.3 52.0 51.7 50.0 49.6 53.5 26 49.2 49.7 49.1 48.8 51.2 51.5 50.2 50.1 49.7 52.1 54.1 55.4 55.6 54.8 53.9 53.5 54.1 54.3 55.4 56.3 57.9 60.0 61.0 62.1 53.8 62.1 27 63.1 61.8 62.6 61.9 59.3 55.2 54.3 53.7 51.7 51.1 51.3 51.5 51.5 51.0 51.3 51.3 52.1 53.8 54.3 56.6 58.3 58.7 59.9 60.6 55.7 63.1 28 60.4 57.6 54.7 55.0 55.8 55.7 57.6 57.0 57.3 56.7 57.4 56.9 57.3 57.3 56.8 56.2 55.9 56.1 56.5 57.8 57.9 56.5 55.2 54.5 56.7 60.4 MEAN 52.2 52.0 52.0 52.4 52.8 52.4 52.3 52.4 51.9 51.9 51.7 51.7 51.6 51.3 50.6 50.6 50.1 50.0 50.6 51.2 51.8 52.5 53.0 52.8 51.7 56.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.2 52.3 53.2 53.6 54.8 55.8 54.7 54.0 54.0 53.8 53.7 54.1 54.6 54.8 54.5 54.2 54.9 54.8 54.7 55.5 56.4 57.2 56.4 55.7 54.7 57.2 2 54.9 55.1 55.8 55.3 54.8 53.4 53.0 52.8 52.1 52.3 52.2 52.8 53.1 52.7 52.4 53.3 54.0 54.3 54.6 55.1 55.8 55.9 56.3 57.3 54.1 57.3 3 57.8 57.7 56.9 56.7 56.5 56.0 55.9 56.0 55.3 53.5 53.3 53.7 53.2 52.0 52.0 53.4 53.1 53.6 53.5 54.3 54.8 54.8 55.0 54.8 54.8 57.8 4 54.0 53.1 52.3 52.1 52.6 54.2 55.7 54.3 50.7 51.1 51.9 52.6 52.9 53.4 55.0 55.2 55.2 55.4 57.0 58.5 59.5 58.5 55.4 54.7 54.4 59.5 5 54.0 56.2 55.9 55.7 54.5 55.3 55.9 54.8 56.5 56.2 56.8 57.9 58.7 59.5 58.7 58.6 59.0 59.6 60.6 62.0 63.3 63.1 64.4 64.3 58.4 64.4 6 63.4 64.0 65.1 65.0 63.7 62.3 61.8 61.9 63.1 62.8 61.8 61.8 62.3 61.4 59.7 59.5 59.3 58.9 60.4 62.4 62.5 63.1 64.6 65.9 62.4 65.9 7 66.8 66.1 62.2 57.0 54.7 55.1 56.5 57.0 56.3 56.2 56.0 56.3 55.9 56.0 55.5 55.1 56.1 57.5 59.7 61.9 63.9 64.4 63.2 61.5 58.8 66.8 8 59.0 57.2 55.7 54.6 52.6 50.5 51.0 52.1 52.3 53.4 53.5 53.5 53.6 53.0 52.5 51.3 52.2 52.2 53.1 53.5 59.0 59.4 59.0 58.7 54.3 59.4 9 57.8 56.9 58.4 59.4 58.3 56.9 54.3 53.7 54.5 55.2 54.8 54.4 54.1 53.0 51.8 50.3 49.6 49.9 50.6 52.2 54.9 57.7 57.5 58.5 54.8 59.4 10 57.3 57.8 58.6 58.4 58.0 58.2 58.7 56.1 56.9 57.4 58.2 58.5 58.0 57.5 58.1 56.7 56.7 57.8 58.2 58.1 58.0 57.8 56.1 55.6 57.6 58.7 11 55.3 55.2 55.2 55.4 55.0 54.8 54.7 54.3 53.1 53.0 54.0 54.7 55.9 57.0 57.5 57.3 57.3 56.7 57.4 57.7 60.2 59.6 59.5 60.7 56.3 60.7 12 61.4 59.6 59.1 58.7 57.7 57.8 57.9 58.5 58.0 57.7 57.8 58.1 58.1 58.4 59.0 58.2 59.1 59.1 59.5 59.7 60.7 60.8 59.4 59.1 58.9 61.4 13 62.1 62.1 51.7 49.4 52.9 47.5 53.4 52.9 49.8 42.4 42.5 43.3 43.6 42.6 44.1 45.5 46.3 47.7 48.9 50.3 51.5 52.2 53.4 54.2 49.6 62.1 14 52.8 49.6 54.1 54.9 51.2 51.1 54.0 53.6 52.6 50.9 49.2 49.8 49.7 49.1 45.7 46.1 47.5 46.9 46.5 46.1 48.1 51.1 51.6 52.3 50.2 54.9 15 51.3 50.0 49.7 49.8 51.7 56.1 56.6 56.5 55.8 54.5 54.3 53.6 54.0 53.7 53.8 55.3 56.7 57.2 58.2 57.7 57.4 56.8 57.2 57.2 54.8 58.2 16 57.6 57.3 56.2 54.4 54.1 54.2 53.2 53.2 52.7 54.1 54.4 54.5 55.2 54.9 54.8 54.0 53.8 54.8 55.6 56.1 56.9 57.7 58.1 57.8 55.2 58.1 17 57.1 57.1 57.1 57.1 56.5 56.3 56.9 57.7 57.9 57.9 59.1 58.3 57.0 56.7 55.9 55.8 56.3 56.5 57.6 57.9 58.3 57.8 57.9 57.3 57.2 59.1 18 57.9 58.2 57.6 57.7 57.7 58.0 59.1 60.0 59.4 59.4 59.1 58.5 59.4 58.2 59.2 59.8 60.4 60.2 60.2 60.8 61.0 62.4 62.4 63.8 59.6 63.8 19 63.6 64.0 64.0 63.3 61.6 59.9 60.5 61.5 61.5 62.1 61.8 61.4 61.0 60.8 60.3 60.4 60.4 60.7 61.4 62.9 64.0 63.9 64.4 64.0 62.1 64.4 20 63.8 63.6 63.6 63.3 62.8 62.1 61.1 59.3 57.3 56.2 55.9 56.2 56.8 57.0 57.8 58.4 58.5 55.8 54.6 56.5 57.1 57.4 57.9 59.5 58.9 63.8 21 60.8 59.1 58.9 57.3 56.6 53.5 50.7 49.8 49.0 48.8 48.6 49.0 49.3 49.6 50.3 51.1 51.8 51.5 51.9 53.5 55.0 56.0 56.0 56.2 53.1 60.8 22 56.3 56.1 55.8 55.5 54.6 54.0 53.7 53.6 53.5 53.3 53.2 52.3 51.8 52.5 53.0 53.8 55.0 56.7 56.4 55.2 55.8 54.6 54.6 55.7 54.5 56.7 23 56.0 46.9 43.6 42.6 55.9 55.9 56.1 55.5 54.8 53.1 53.1 53.9 53.6 52.7 52.2 52.5 52.5 52.7 53.5 52.1 53.0 54.6 55.5 58.7 53.0 58.7 24 58.9 56.9 55.4 56.6 60.3 61.3 60.3 59.6 58.6 57.4 55.4 54.4 54.2 54.2 54.2 53.8 53.0 52.6 52.5 52.3 52.4 52.3 52.5 41.4 55.0 61.3 25 24.0 25.5 30.6 34.5 34.3 39.5 48.7 53.4 53.2 53.1 51.8 51.5 52.4 54.7 56.0 57.1 55.5 56.0 56.3 55.5 57.7 56.0 56.3 55.9 48.7 57.7 26 55.7 56.0 53.2 55.4 56.9 61.6 62.6 62.2 62.3 60.0 59.4 58.9 58.2 45.3 49.9 50.0 44.2 51.0 55.2 56.2 55.2 55.1 55.8 56.9 55.7 62.6 27 58.1 57.6 56.8 56.3 55.0 54.5 54.3 54.2 54.1 57.7 59.0 61.4 61.4 60.3 53.1 44.1 43.8 45.3 50.1 50.7 48.6 49.2 50.1 49.1 53.5 61.4 28 43.2 45.5 49.0 51.0 52.6 51.7 52.4 53.3 54.9 56.1 55.7 56.2 60.1 61.3 64.2 63.3 58.2 56.0 55.1 57.2 59.0 62.1 64.0 62.5 56.0 64.2 29 59.4 59.6 61.0 58.4 58.5 58.2 58.5 58.5 57.4 58.3 58.5 57.4 57.1 57.3 56.5 55.0 49.7 50.4 54.0 55.5 56.4 58.2 60.6 62.6 57.4 62.6 30 62.6 60.7 59.5 58.7 57.6 56.7 57.2 57.0 57.2 56.1 55.0 54.5 54.2 54.0 54.0 54.0 54.1 54.3 54.9 53.8 51.9 52.5 57.0 56.7 56.0 62.6 31 55.8 55.9 56.1 55.5 56.1 56.6 56.1 55.8 55.5 55.0 54.4 54.5 54.3 53.6 52.5 52.1 52.5 53.3 54.3 53.3 56.4 56.0 56.2 58.7 55.0 58.7 MEAN 56.5 55.9 55.6 55.3 55.5 55.4 56.0 55.9 55.5 55.1 55.0 55.1 55.3 54.7 54.6 54.4 54.1 54.5 55.4 56.0 56.9 57.4 57.7 57.7 55.6 60.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 59.8 59.0 58.4 59.1 59.5 60.7 58.9 59.1 60.3 59.3 59.2 59.9 60.0 60.5 60.5 60.0 59.5 59.5 59.6 60.3 62.0 61.7 61.1 60.4 59.9 62.0 2 59.6 59.1 60.7 60.6 59.0 58.2 57.3 56.5 57.0 57.0 56.2 55.2 55.6 55.6 55.2 55.6 56.4 57.5 58.8 59.3 60.1 60.7 61.3 61.5 58.1 61.5 3 60.9 61.2 61.7 61.3 60.8 60.4 60.6 61.3 60.8 60.7 60.4 59.7 61.5 63.1 59.6 58.3 59.4 60.3 62.1 62.8 64.2 66.1 67.5 67.4 61.8 67.5 4 67.9 68.0 67.7 66.6 65.5 65.0 64.0 63.9 63.8 63.8 63.4 63.1 62.7 62.0 61.9 62.4 63.1 64.6 64.3 64.8 64.7 64.7 65.4 62.8 64.4 68.0 5 62.1 61.9 62.1 61.9 60.8 61.5 60.9 60.1 59.3 61.8 62.7 59.4 54.2 49.5 45.9 45.5 46.3 47.1 50.8 51.5 53.2 52.9 52.2 51.8 55.6 62.7 6 52.4 52.7 52.7 53.2 54.3 55.0 56.2 56.0 56.5 56.2 56.6 55.8 58.6 58.0 57.5 57.2 57.8 58.3 58.7 57.3 61.2 61.6 63.2 62.5 57.1 63.2 7 62.7 62.5 62.3 61.8 63.0 70.8 72.2 71.5 66.5 62.6 61.1 60.7 63.8 66.3 61.0 60.6 60.5 61.6 62.2 63.5 64.8 65.0 65.1 65.8 64.1 72.2 8 65.4 62.2 59.7 59.1 58.8 60.6 60.9 61.6 61.4 61.6 62.5 62.4 61.8 61.6 61.5 61.6 62.2 61.5 60.9 60.8 61.9 62.8 65.3 71.8 62.1 71.8 9 70.0 66.7 65.6 64.3 62.0 61.5 60.9 61.7 63.2 63.5 63.4 63.4 63.4 63.2 62.7 61.9 62.2 64.1 66.9 62.0 62.5 62.9 65.1 73.9 64.1 73.9 10 74.3 72.1 70.8 64.6 64.1 63.2 60.3 57.5 55.6 54.4 49.6 48.1 50.0 52.0 51.4 52.6 52.6 53.0 54.1 53.2 54.0 56.0 55.9 55.8 57.3 74.3 11 55.0 55.5 55.5 54.7 54.4 54.0 54.0 55.0 55.0 54.7 55.6 54.6 54.6 55.2 56.8 56.3 56.4 57.2 57.6 57.9 59.5 62.0 64.7 63.2 56.6 64.7 12 60.6 60.9 60.2 59.7 59.9 59.8 59.6 59.9 60.0 60.6 59.7 59.5 58.8 58.5 58.8 58.0 58.8 61.2 65.9 66.2 67.1 66.9 66.5 66.9 61.4 67.1 13 67.3 67.0 66.8 66.9 67.0 67.1 67.3 67.7 67.9 68.0 66.6 67.0 67.6 67.1 66.7 67.4 67.8 68.1 68.0 69.7 70.2 62.7 64.8 69.1 67.3 70.2 14 74.6 76.5 75.0 69.5 67.9 67.8 66.7 64.8 64.0 63.3 62.8 62.5 63.0 63.5 64.3 65.4 64.7 64.6 63.9 65.1 65.1 64.6 65.4 61.0 66.1 76.5 15 60.4 61.0 61.8 62.5 57.3 57.7 56.8 57.6 58.2 58.8 58.3 57.3 54.8 52.9 51.3 52.2 50.1 51.0 52.5 51.5 50.8 51.3 53.0 53.5 55.5 62.5 16 62.5 60.4 58.3 63.7 65.0 65.8 65.5 68.5 70.0 67.4 66.3 65.7 67.4 68.1 68.8 70.3 70.0 65.8 65.6 62.7 65.5 68.2 69.9 67.8 66.2 70.3 17 66.0 62.7 61.6 61.6 62.1 62.6 63.5 63.8 64.4 64.6 65.3 67.6 68.0 68.4 68.5 69.7 68.3 68.3 69.6 69.3 66.0 65.9 65.0 66.4 65.8 69.7 18 70.7 72.2 72.2 71.5 71.2 70.5 69.7 70.1 71.4 70.2 70.0 70.3 70.3 70.1 69.9 68.9 68.3 68.4 70.2 70.9 73.4 74.9 70.2 70.2 70.6 74.9 19 68.4 68.0 67.4 67.8 67.7 67.3 68.2 68.6 69.8 69.7 69.2 68.1 66.8 66.1 65.2 65.4 65.7 63.4 63.7 64.8 65.4 66.4 68.8 70.0 67.2 70.0 20 70.7 69.6 66.9 62.1 54.7 54.6 53.7 51.3 50.6 49.7 51.9 54.7 55.1 49.6 42.3 44.4 42.8 37.4 44.8 39.9 38.7 43.5 44.6 70.0 51.8 70.7 21 70.5 71.7 73.3 75.5 81.2 79.3 75.8 70.8 64.6 63.6 61.2 60.7 58.5 55.9 57.4 57.4 56.6 57.1 57.9 57.9 58.1 58.6 58.2 57.2 64.1 81.2 22 56.8 55.3 53.2 53.1 53.7 54.2 53.0 53.2 54.0 54.5 56.1 55.4 56.9 57.6 60.9 59.0 52.1 56.5 61.5 59.5 55.7 54.7 56.5 57.9 55.9 61.5 23 59.0 58.9 59.2 56.6 54.0 51.5 49.6 45.2 40.5 37.9 38.4 54.0 60.7 59.4 59.4 61.7 63.1 64.7 67.1 66.4 66.2 66.3 65.0 65.3 57.1 67.1 24 67.2 66.5 62.2 57.7 57.1 56.4 56.3 60.3 64.8 61.9 61.5 58.7 56.5 54.6 54.0 55.5 56.1 53.4 53.8 56.3 54.6 53.1 55.7 53.9 57.8 67.2 25 53.1 53.9 53.1 53.3 51.3 49.6 49.2 49.6 47.9 47.2 48.9 52.5 55.6 54.8 52.8 53.4 53.8 54.1 53.9 54.5 54.6 57.0 57.5 57.0 52.9 57.5 26 56.8 56.9 58.2 58.8 59.3 58.9 57.5 58.0 57.0 57.6 58.1 56.9 55.5 55.4 55.1 55.2 55.3 55.6 55.8 55.7 56.1 57.4 58.4 59.2 57.0 59.3 27 58.5 60.2 60.7 60.4 59.4 58.7 60.2 59.1 60.2 58.8 57.5 57.9 57.9 58.2 58.4 59.4 59.2 58.8 59.6 60.5 61.0 60.1 56.1 49.4 58.8 61.0 28 49.0 50.3 60.4 52.9 59.0 59.3 59.0 61.5 62.3 62.6 63.6 65.8 65.8 65.4 65.7 64.8 66.8 65.5 63.1 62.1 61.3 61.5 61.9 61.9 61.3 66.8 29 61.6 61.1 63.2 60.8 57.2 56.6 57.4 57.2 56.4 55.0 43.7 37.7 45.0 51.7 57.4 60.0 58.6 58.5 58.9 59.9 60.7 61.2 63.2 67.2 57.1 67.2 30 64.2 60.6 58.6 59.1 63.3 64.8 63.7 62.5 62.7 63.4 63.2 60.8 59.7 58.3 57.5 58.0 58.3 57.4 57.0 57.2 55.9 56.5 57.3 58.2 59.9 64.8 MEAN 62.9 62.5 62.3 61.4 61.0 61.1 60.6 60.5 60.2 59.7 59.1 59.2 59.7 59.4 59.0 59.3 59.1 59.1 60.3 60.1 60.5 60.9 61.5 62.6 60.5 67.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 59.6 60.0 60.3 60.0 59.5 59.1 58.6 54.9 53.2 55.4 57.5 57.1 57.7 58.7 60.0 59.9 59.5 59.8 58.1 54.1 53.7 49.8 59.1 66.1 58.0 66.1 2 65.4 64.6 58.5 55.5 54.0 56.9 55.6 53.5 53.1 59.3 62.7 62.6 63.6 63.3 64.0 63.1 61.3 46.3 61.0 59.9 60.0 60.9 59.2 59.2 59.3 65.4 3 57.1 56.4 59.4 60.1 59.8 59.8 60.5 60.9 61.5 61.6 61.3 60.7 60.5 60.1 60.4 61.2 61.6999.9 61.2 58.5 60.6 61.9 57.3 57.5 60.0 61.9 4 56.2 54.7 57.5 55.4 59.0 59.3 59.3 59.4 60.3 61.1 61.4 60.5 58.8 58.2 58.6 59.5 60.9 62.6 63.4 66.1 66.4 67.0 68.1 66.2 60.8 68.1 5 64.5 63.6 62.3 60.7 59.2 58.7 58.7 59.2 59.8 61.1 61.1 61.3 60.7 60.2 59.9 59.8 59.6 59.3 60.6 60.4 63.9 64.3 58.6 57.4 60.6 64.5 6 57.2 59.0 59.2 58.4 57.4 57.7 66.8 68.7 69.1 69.2 68.6 68.2 67.0 63.8 61.9 63.2 64.4 64.9 65.6 64.5 63.1 60.7 61.1 59.4 63.3 69.2 7 58.2 56.5 55.5 57.3 57.6 57.9 59.3 59.0 59.8 60.7 60.5 62.3 60.6 59.6 60.0 59.6 58.9 58.9 61.1 61.0 61.1 59.8 56.3 56.1 59.1 62.3 8 56.5 57.7 59.0 58.1 56.4 55.0 54.0 54.1 52.7 50.4 48.7 49.8 52.8 49.6 51.4 51.4 50.8 49.7 49.7 50.8 54.9 57.2 58.5 58.2 53.6 59.0 9 57.3 56.1 54.3 52.5 51.4 52.0 52.5 53.5 53.3 52.5 51.6 51.2 50.7 49.5 48.3 48.3 50.7 51.6 53.1 54.9 58.5 62.3 56.9 61.1 53.5 62.3 10 63.8 64.4 67.6 69.1 69.8 70.3 70.5 69.1 67.9 66.9 65.9 65.0 64.3 65.1 66.3 66.9 68.7 69.6 69.1 71.5 70.5 71.9 70.4 65.7 67.9 71.9 11 57.0 56.0 56.1 53.9 51.2 49.0 49.9 45.3 41.9 37.4 30.9 30.5 28.1 30.5 33.3 35.0 41.2 58.7 60.7 55.1 50.7 49.6 67.1 68.7 47.4 68.7 12 74.3 73.9 71.3 69.6 65.6 62.8 61.8 60.6 59.9 59.4 60.2 60.3 60.0 60.2 61.1 61.1 61.3 61.3 62.4 62.7 64.3 64.7 64.1 62.0 63.5 74.3 13 60.7 58.4 56.8 55.7 58.2 60.9 59.0 57.8 55.7 54.0 52.7 51.8 50.1 50.1 49.9 50.1 49.4 49.2 50.7 52.0 54.2 55.8 57.0 56.7 54.4 60.9 14 55.9 55.9 56.4 57.2 58.3 58.8 59.4 60.0 59.8 61.0 61.8 61.3 59.9 59.6 60.3 60.9 63.0 63.7 60.6 63.2 66.4 64.3 66.1999.9 60.6 66.4 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 48.0 48.1 46.8 46.0 46.4 46.7 48.2 49.6999.9999.9 20 50.7 50.2 50.8 53.9 56.6 61.6 59.8 56.8 56.1 55.3 54.4 52.9 51.8 52.2 53.8 53.9 54.8 57.5 59.9 58.9 59.5 61.0 60.7 60.8 56.0 61.6 21 59.3 57.9 58.2 59.5 60.3 60.3 63.0 64.1 64.1 64.4 62.5 62.0 63.4 63.7 63.1 61.7 62.0 63.4 63.3 62.5 63.1 62.3 63.8 62.2 62.1 64.4 22 64.1 85.3 82.3 65.8 58.7 59.8 58.9 57.8 57.6 56.3 56.9 57.8 57.4 57.7 57.7 58.2 57.7 58.7 60.4 60.0 59.6 59.8 59.8 59.7 61.2 85.3 23 59.1 60.6 62.7 64.9 63.1 61.4 59.1 58.1 56.8 55.5 54.7 55.8 58.0 58.7 59.5 60.8 60.7 60.4 60.6 59.5 61.5 60.4 59.5 59.0 59.6 64.9 24 59.2 58.4 59.4 59.4 58.5 56.0 57.1 57.6 57.7 57.6 56.5 55.4 55.0 54.2 54.2 54.3 55.1 59.5 59.3 61.8 71.1 64.9 60.0 63.3 58.6 71.1 25 63.4 63.5 63.5 65.1 64.8 66.6 64.1 63.6 62.0 59.9 56.0 52.9 54.6 60.7 66.8 69.6 75.0 78.3 80.4 80.5 78.8 75.6 74.3 64.9 66.9 80.5 26 64.6 59.9 54.2 52.3 51.9 50.9 51.1 58.1 58.7 48.6 60.1 64.2 61.5 62.9 64.5 65.0 65.1 67.6 71.9 74.3 83.6 79.6 73.8 72.0 63.2 83.6 27 68.4 64.8 62.9 63.2 61.8 60.1 59.4 62.1 64.2 65.1 67.8 69.0 67.9 67.8 67.7 68.3 67.5 66.0 65.2 64.1 62.1 61.8 60.8 61.3 64.6 69.0 28 65.5 70.3 66.3 61.6 59.6 59.4 62.1 64.6 65.7 60.2 61.2 61.7 60.3 60.2 59.8 59.6 60.2 61.0 61.8 62.1 64.6 69.3 66.3 68.5 63.0 70.3 29 67.6 67.6 71.1 72.3 71.1 69.9 67.0 69.1 70.0 67.8 65.4 62.7 61.2 60.7 60.4 58.5 50.7 46.8 46.1 43.0 41.4 44.5 56.1 46.5 59.9 72.3 30 36.1 35.9 37.3 43.7 43.0 44.9 48.3 51.0 45.1 46.8 46.3 49.0 49.4 51.1 44.1 40.4 37.0 38.6 42.6 42.7 36.7 38.9 35.9 47.3 43.0 51.1 31 69.0 79.3 79.1 75.4 77.4 74.7 71.3 66.1 66.2 61.7 62.6 57.2 58.6 57.3 56.4 57.2 56.8 55.5 58.4 59.1 61.7 62.0 62.4 61.4 64.5 79.3 MEAN 60.4 61.2 60.8 60.0 59.4 59.4 59.5 59.4 58.9 58.0 58.0 57.8 57.5 57.5 57.8 58.0 57.8 58.4 59.8 59.6 60.7 60.6 60.8 60.4 59.4 68.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 60.2 60.1 63.4 62.6 62.9 63.2 62.2 60.5 59.8 62.1 62.1 62.3 62.6 62.6 61.8 60.1 57.8 56.7 57.7 58.3 57.1 56.8 56.2 57.1 60.3 63.4 2 58.0 57.7 56.9 57.5 56.5 53.5 51.7 51.8 55.3 57.2 45.8 52.2 55.7 57.3 56.5 57.9 56.5 51.7 52.5 53.3 55.5 54.7 51.4 54.8 54.7 58.0 3 53.7 52.9 54.2 58.3 57.9 59.1 55.9 55.7 56.9 57.6 52.6 50.1 49.6 46.5 45.3 45.9 47.9 43.8 49.9 52.2 53.4 60.4 57.6 67.6 53.5 67.6 4 68.9 70.0 73.1 72.1 73.5 73.9 74.0 69.1 67.5 57.8 54.5 51.4 47.7 45.9 44.9 45.1 45.3 47.0 47.1 46.9 47.6 48.0 48.6 47.9 57.0 74.0 5 49.5 51.9 56.5 55.8 58.3 61.4 58.7 57.1 56.5 57.5 57.7 58.4 60.3 60.5 61.1 59.4 59.1 62.0 63.4 63.5 62.7 62.8 64.9 65.8 59.4 65.8 6 62.9 68.2 74.2 74.2 68.5 66.8 61.8 66.5 68.6 69.6 69.4 67.9 66.9 66.3 64.4 63.6 64.3 65.0 63.1 61.9 61.6 62.3 61.3 62.8 65.9 74.2 7 63.8 69.3 68.4 65.7 62.0 61.2 59.3 59.2 56.7 55.1 52.3 54.2 53.4 55.0 55.5 56.1 58.7 58.6 58.7 62.3 71.9 68.1 67.0 68.7 60.9 71.9 8 71.7 71.5 71.1 67.8 66.6 65.9 64.9 64.7 66.0 67.4 69.8 70.4 67.1 66.4 66.7 66.7 66.7 67.2 67.4 70.7 74.1 73.5 71.2 64.8 68.3 74.1 9 66.0 61.7 60.6 60.0 60.0 61.0 60.8 56.9 57.1 54.4 52.9 51.3 57.0 55.7 56.1 57.0 59.7 60.2 58.9 58.1 58.1 57.2 56.8 55.2 58.0 66.0 10 52.3 51.3 54.0 52.6 50.0 50.7 49.4 45.7 44.7 44.2 43.9 45.5 45.1 44.8 42.0 44.4 47.9 49.5 49.0 51.4 49.3 47.5 49.8 49.6 48.1 54.0 11 49.8 54.4 53.3 54.8 56.5 57.6 55.3 54.1 54.5 54.7 54.4 53.8 55.0 56.5 57.6 57.9 56.6 61.1 66.0 63.6 59.6 56.7 62.1 66.4 57.2 66.4 12 65.2 59.3 56.6 56.4 58.9 60.1 60.4 62.1 62.0 69.7 67.9 68.3 64.7 58.6 69.2 71.1 71.6 67.2 67.1 68.7 60.6 57.7 61.5 63.3 63.7 71.6 13 65.8 66.8 66.6 64.4 64.5 62.1 59.4 57.7 55.8 54.8 55.0 54.9 54.5 54.7 58.6 61.9 63.7 65.8 65.5 67.0 65.8 64.7 63.3 62.8 61.5 67.0 14 62.2 59.5 58.1 59.9 60.5 60.7 60.7 59.7 59.0 59.0 59.3 58.4 58.3 60.2 56.8 60.5 61.3 62.1 63.2 66.2 68.7 64.2 62.7 74.3 61.5 74.3 15 79.5 76.6 75.1 75.1 72.2 64.2 57.4 55.9 55.2 52.2 52.6 53.5 53.9 55.4 56.1 56.6 57.9 58.2 56.9 57.6 59.5 63.1 60.7 55.8 60.9 79.5 16 55.2 55.4 56.5 56.9 58.8 57.9 57.5 56.4 57.1 56.0 56.3 56.0 56.1 55.1 54.9 55.2 54.8 54.1 53.2 53.4 60.5 62.3 65.7 63.6 57.0 65.7 17 62.3 63.5 59.0 61.2 62.8 66.6 68.6 71.1 66.7 69.0 65.3 50.9 47.9 47.7 48.4 49.3 52.3 55.4 61.7 75.5 79.5 86.1 87.4 90.7 64.5 90.7 18 90.6 87.9 84.1 56.4 57.3 59.4 55.6 55.2 56.2 58.5 58.9 57.5 56.2 55.6 59.8 61.9 61.0 53.7 58.4 70.1 69.2 69.4 68.8 65.1 63.6 90.6 19 69.9 69.0 65.3 69.1 71.1 71.8 57.2 51.6 49.9 50.7 50.6 53.4 53.7 51.4 51.7 50.3 50.9 52.1 54.0 62.8 73.5 72.6 72.1 62.8 59.9 73.5 20 60.5 61.3 54.1 53.7 53.7 55.3 57.7 57.5 55.5 58.4 61.0 59.3 58.6 56.7 54.8 55.0 57.8 59.3 56.8 57.7 56.6 50.8 53.6 52.2 56.6 61.3 21 51.2 50.7 51.6 53.0 52.3 52.0 52.3 51.7 52.5 52.5 52.9 53.4 52.7 51.9 50.9 50.9 52.3 51.2 53.7 55.8 58.5 57.8 62.0 77.0 54.2 77.0 22 69.5 62.0 55.3 57.3 59.2 54.5 53.5 54.7 55.8 55.3 54.6 54.0 55.4 58.2 60.2 60.0 60.6 59.3 56.1 58.3 62.6 59.8 58.0 59.7 58.1 69.5 23 57.2 57.7 59.4 63.5 61.8 57.6 55.3 54.7 63.1 64.5 63.6 63.1 60.7 58.8 58.1 58.8 56.7 54.9 53.5 52.3 52.6 52.5 52.3 52.2 57.7 64.5 24 52.3 52.9 53.8 54.4 55.3 53.9 51.7 51.5 50.5 50.0 52.6 54.7 54.5 56.0 56.9 55.7 54.7 55.1 55.8 56.5 71.1 75.7 66.3 59.9 56.3 75.7 25 56.6 55.5 54.2 55.4 55.4 54.6 56.2 57.4 57.2 53.9 54.9 55.0 55.1 54.5 55.0 53.5 51.7 50.2 50.8 51.8 51.9 54.2 77.0 61.7 55.6 77.0 26 60.4 57.6 54.8 56.1 53.1 53.5 55.0 56.7 56.4 54.1 55.4 56.4 53.7 55.2 55.9 54.4 49.6 49.3 49.9 50.7 50.2 52.2 52.1 53.5 54.0 60.4 27 52.5 52.4 56.0 57.4 57.2 57.2 56.5 55.2 53.2 53.2 52.9 54.0 53.5 54.2 56.6 59.6 62.5 62.5 62.8 63.3 65.7 67.2 66.7 68.8 58.4 68.8 28 69.9 68.3 72.2 78.6 78.4 77.2 69.4 62.5 52.5 50.8 52.1 51.3 49.7 48.1 47.2 45.7 44.7 44.8 47.9 52.0 53.0 53.7 52.4 50.0 57.2 78.6 29 50.9 54.2 55.5 56.2 54.0 55.3 61.0 60.5 58.8 57.4 55.7 54.5 56.0 57.2 55.5 54.4 56.9 57.7 58.3 58.9 62.5 62.6 65.3 64.2 57.6 65.3 30 62.1 60.2 58.7 57.4 57.0 68.9 70.5 68.1 67.7 68.7 69.0 68.7 61.5 69.6 68.5 66.9 65.9 66.7 72.3 71.4 73.9 76.0 83.1 71.6 67.7 83.1 MEAN 61.7 61.3 61.1 60.8 60.5 60.6 59.0 58.0 57.6 57.5 56.9 56.5 55.9 55.9 56.2 56.5 56.9 56.7 57.7 59.7 61.6 61.7 62.6 62.3 59.0 71.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JULY YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 73.7 72.8 67.8 63.6 63.3 62.5 61.3 60.7 60.1 59.1 58.6 59.1 59.2 58.8 58.2 57.8 58.5 59.1 58.3 58.0 58.2 60.8 63.3 64.3 61.5 73.7 2 62.9 57.6 56.1 57.0 60.7 60.5 61.5 59.8 57.2 57.6 58.9 61.0 60.4 59.6 59.4 57.7 58.4 60.6 67.7 66.0 65.1 62.9 60.4 59.3 60.3 67.7 3 62.6 62.8 59.2 60.1 63.7 62.6 60.7 60.7 57.3 56.2 55.7 54.6 55.9 53.3 53.9 55.3 54.3 53.4 53.6 50.2 58.5 59.1 57.8 54.5 57.3 63.7 4 57.0 55.1 57.4 56.7 57.5 58.0 58.0 58.0 56.6 56.5 56.3 56.0 55.3 55.6 55.1 56.4 56.6 58.3 59.5 60.0 57.6 56.7 56.5 58.5 57.0 60.0 5 61.0 59.6 58.5 59.7 58.1 57.2 57.5 58.3 58.3 57.9 58.1 57.4 56.3 56.4 55.7 54.9 54.5 56.8 58.3 58.8 58.6 58.1 57.5 57.0 57.7 61.0 6 56.6 58.1 62.3 59.8 62.9 62.8 63.0 63.5 64.0 62.7 62.8 63.7 61.7 59.8 59.4 59.2 59.8 60.2 61.1 61.8 66.9 67.5 63.9 61.9 61.9 67.5 7 61.6 61.4 61.2 63.0 63.4 65.2 64.2 60.4 61.4 60.8 59.5 58.9 57.7 58.1 59.3 59.7 60.2 62.1 62.6 64.1 64.8 65.1 64.8 64.9 61.9 65.2 8 63.6 66.7 69.6 65.4 68.3 67.3 70.1 71.4 73.0 72.9 69.3 68.9 65.9 66.1 66.9 67.1 68.0 68.8 68.8 71.1 73.0 72.6 71.3 69.3 69.0 73.0 9 66.8999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 57.5 56.6 56.8 57.2 58.6 61.3 63.6 65.9 83.3999.9999.9 12 89.4 84.4 79.5 74.9 70.6 70.4 72.1 72.3 71.5 71.5 72.3 71.6 66.7 66.6 68.9 72.1 67.7 74.3 75.5 75.2 77.5 80.1 83.1 84.1 74.7 89.4 13 83.7 81.2 81.7 85.3 75.2 69.2 73.6 75.9 76.2 70.8 69.1 58.8 60.8 63.9 61.4 59.9 55.6 55.4 59.3 62.8 67.3 70.4 73.1 77.6 69.5 85.3 14 75.2 71.1 75.5 81.2 81.1 72.0 67.0 65.1 65.2 58.4 58.5 56.6 57.7 58.2 59.0 59.6 56.4 59.8 65.8 68.6 68.0 63.9 62.7 63.7 65.4 81.2 15 61.2 59.5 61.8 68.0 68.2 69.0 63.6 63.7 63.0 63.6 64.7 64.6 64.1 62.7 62.4 62.0 61.9 66.6 76.7 87.7 80.3 75.7 82.9 83.5 68.2 87.7 16 75.9 72.3 74.6 66.5 68.8 72.5 70.2 69.0 68.2 67.2 67.2 66.9 66.2 66.2 66.5 66.2 65.3 63.1 63.3 64.1 64.5 64.0 64.3 64.6 67.4 75.9 17 65.0 65.8 66.0 68.2 72.7 70.4 70.0 70.4 69.7 70.3 67.5 67.9 67.6 66.9 67.1 66.3 65.9 65.5 66.1 65.5 65.3 66.4 67.4 68.1 67.6 72.7 18 65.7 63.1 60.7 60.1 55.7 57.1 55.8 51.1 48.9 49.2 48.6 44.8 43.9 41.9 44.5 46.0 54.9 60.5 68.0 78.1 76.1 72.3 72.0 67.7 57.8 78.1 19 91.2101.1 90.5 74.0 64.0 64.0 59.3 59.6 63.7 66.8 68.0 69.1 67.5 69.9 71.4 74.4 75.6 73.2 69.3 65.7 66.0 65.5 64.5 64.4 70.8101.1 20 65.2 67.9 68.9 69.3 68.2 66.3 66.1 66.6 66.9 67.1 66.1 68.7 72.9 72.9 73.0 73.0 74.0 73.8 72.1 73.1 72.7 78.3 83.7 83.5 71.3 83.7 21 81.4 74.7 73.4 75.8 77.0 77.5 75.6 74.1 74.1 76.1 76.6 75.9 75.0 70.3 70.9 71.4 71.5 71.6 72.0 78.6 77.7 75.4 78.3 78.3 75.1 81.4 22 78.8 81.1 84.0 84.2 83.1 84.0 83.8 82.3 79.6 77.8 77.5 79.2 74.7 75.1 75.6 72.9 74.2 75.7 84.2 92.4 92.0 95.1 86.4 80.2 81.4 95.1 23 75.4 69.2 66.2 63.7 61.5 64.7 69.8 66.5 65.8 69.3 68.8 67.6 67.3 66.7 67.8 67.6 67.1 67.2 67.9 68.5 84.1 81.8 79.2 81.7 69.8 84.1 24 76.3 73.2 69.6 73.7 74.1 75.9 73.9 74.7 71.7 69.9 70.5 70.2 67.0 62.8 62.9 66.5 69.3 75.1 74.8 81.4 86.2 98.2 90.7 73.4 74.3 98.2 25 68.4 66.2 62.9 60.3 60.8 59.6 60.8 61.5 65.5 66.4 66.2 64.6 63.6 63.2 61.8 60.4 58.8 55.6 59.2 57.1 56.8 55.1 54.4 59.7 61.2 68.4 26 57.0 53.6 51.6 51.8 55.0 55.2 50.9 49.3 43.1 45.1 47.9 48.7 49.2 48.8 50.5 50.2 48.6 49.7 47.6 36.1 38.9 39.3 40.5 43.7 48.0 57.0 27 45.7 46.4 50.0 49.5 50.2 47.8 47.5 47.9 54.0 57.8 60.9 67.0 66.4 66.8 67.1 64.6 62.2 64.0 64.5 64.7 63.8 60.8 67.7 79.8 59.0 79.8 28 81.9 79.9 81.0 73.2 68.0 67.6 69.0 68.3 65.2 65.8 66.2 66.4 67.6 65.8 65.7 65.1 65.4 67.2 67.5 66.7 64.2 62.9 63.1 63.5 68.2 81.9 29 63.8 62.0 81.1 80.7 71.5 67.2 69.2 65.5 64.7 64.0 64.6 63.7 60.9 58.8 57.6 57.4 54.4 51.3 57.3 65.0 71.1 77.6 82.4 82.7 66.4 82.7 30 82.3 80.2 78.0 71.9 67.7 58.0 58.8 59.1 58.5 57.0 54.9 55.0 56.0 58.8 59.7 59.9 60.0 60.9 63.7 66.0 64.4 62.2 62.1 60.3 63.1 82.3 31 57.7 58.3 62.0 66.5 62.8 62.1 62.4 62.6 61.8 61.2 61.1 61.1 61.2 60.4 59.1 58.4 58.9 63.6 69.4 68.9 64.2 57.5 57.5 55.8 61.4 69.4 MEAN 69.2 68.0 68.2 67.3 66.2 65.2 64.8 64.2 63.8 63.5 63.4 63.1 62.5 61.9 62.2 62.1 61.9 63.1 65.2 66.7 67.8 67.9 68.2 68.6 65.3 77.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.6 54.5 67.8 59.1 57.2 66.7 62.0 57.4 56.3 55.3 54.8 54.5 54.0 54.6 55.3 54.7 54.7 54.8 55.9 58.0 58.0 61.2 58.0 59.2 57.4 67.8 2 58.2 62.3 58.2 55.4 54.6 60.0 58.8 59.6 63.3 57.8 56.1 55.6 52.4 54.1 55.1 57.9 55.8 53.8 53.6 54.6 55.1 55.4 56.4 52.5 56.5 63.3 3 55.3 62.3 62.4 60.3 60.6 56.2 53.8 54.5 55.9 57.8 58.0 58.3 57.8 56.1 55.3 53.4 49.8 54.2 54.7 60.1 57.6 62.2 64.4 61.1 57.6 64.4 4 56.8 55.8 57.3 58.2 56.1 55.2 51.5 44.7 48.7 53.8 56.5 60.5 62.0 62.7 60.3 56.8 56.3 56.5 53.7 53.1 53.6 56.2 54.4 53.9 55.6 62.7 5 49.7 48.0 46.7 47.6 46.3 42.5 41.5 46.9 45.8 42.7 47.9 53.3 54.5 56.8 58.7 55.5 55.8 55.9 58.2 57.8 59.0 58.4 58.6 54.7 51.8 59.0 6 56.7 59.2 55.8 58.9 58.5 58.3 58.3 62.6 60.3 59.8 57.9 60.2 60.6 60.1 61.8 62.2 59.2 59.0 60.1 63.7 66.9 70.5 73.5 76.5 61.7 76.5 7 74.4 68.0 65.6 66.0 68.2 70.8 72.0 72.6 69.7 69.7 70.7 70.7 70.1 67.3 68.8 66.1 64.9 65.6 66.6 69.2 70.7 70.5 73.7 76.2 69.5 76.2 8 75.2 72.3 74.4 75.7 77.1 77.2 73.6 70.4 68.5 70.9 70.5 72.4 70.1 64.3 64.9 67.9 67.2 67.5 70.8 75.3 81.4 79.7 82.4 90.3 73.3 90.3 9 91.2 88.6 88.0 83.0 81.2 74.6 72.5 66.1 68.5 68.3 67.3 66.9 64.0 63.1 63.4 62.2 63.6 66.3 65.3 70.8 74.3 73.9 73.9 68.2 71.9 91.2 10 69.7 64.9 67.5 70.3 70.9 67.6 63.8 63.5 63.8 69.5 69.3 67.3 66.0 64.0 64.2 64.1 62.2 61.9 61.2 62.0 58.9 59.8 59.2 58.5 64.6 70.9 11 57.9 56.8 56.4 58.1 60.0 56.0 54.8 55.7 56.4 56.9 56.1 55.8 53.9 50.4 48.0 49.1 48.7 50.0 50.9 50.1 55.5 55.7 51.5 52.7 54.1 60.0 12 51.1 50.5 51.6 46.3 50.1 52.3 52.1 53.6 55.6 55.0 52.8 50.3 51.7 52.0 51.9 46.4 46.7 46.4 48.4 51.0 53.9 55.9 55.9 57.2 51.6 57.2 13 55.2 55.5 57.0 56.4 57.2 58.1 56.7 53.5 51.4 52.2 52.3 48.0 44.9 41.3 38.3 37.9 37.7 36.9 36.5 38.2 38.5 39.7 39.4 35.3 46.6 58.1 14 41.1 42.3 33.7 28.1 46.8 50.7 48.7 48.4 45.6 44.7 46.3 47.6 49.7 49.0 49.0 48.8 50.1 51.2 53.8 54.4 53.5 53.5 48.0 51.9 47.4 54.4 15 52.5 51.7 51.8 52.6 56.5 57.3 59.1 61.3 59.4 59.4 59.4 60.8 57.0 53.6 54.8 55.6 54.5 55.6 60.8 63.9 66.1 68.4 71.5 71.4 59.0 71.5 16 74.2 75.8 74.0 69.4 68.7 70.4 66.6 63.4 59.4 58.3 58.5 57.9 54.2 55.9 55.2 55.3 56.7 56.8 50.7 44.9 44.7 46.6 44.9 44.9 58.6 75.8 17 44.4 47.5 49.4 49.8 49.8 50.0 49.7 49.4 49.4 47.9 47.7 47.8 49.1 47.9 47.1 48.0 50.8 49.9 49.5 49.3 49.0 49.1 49.8 52.7 49.0 52.7 18 51.2 51.3 51.2 49.9 50.6 51.0 51.2 51.0 50.5 51.1 50.6 50.6 51.4 49.9 49.8 49.9 49.5 48.4 49.0 49.1 49.2 47.4 47.8 49.7 50.0 51.4 19 48.2 49.0 48.5 48.9 48.1 47.4 47.2 47.4 47.2 46.8 44.5 44.2 44.7 44.6 43.7 43.8 44.8 45.6 46.4 47.2 48.1 47.8 47.5 53.4 46.9 53.4 20 54.5 47.0 49.7 49.2 51.0 49.4 52.4 53.7 55.1 57.1 54.6 53.7 53.9 53.2 54.0 53.9 53.6 56.5 60.9 64.6 62.7 58.3 62.7 63.0 55.2 64.6 21 57.6 56.0 57.0 59.5 61.6 63.3 60.8 57.8 58.4 57.7 56.3 54.9 59.6 55.3 53.6 52.1 51.3 53.7 56.0 57.2 59.0 57.3 59.2 61.4 57.4 63.3 22 61.4 61.7 61.5 51.7 56.0 60.1 62.1 62.6 61.1 61.9 62.2 63.0 61.6 55.5 54.7 52.9 53.7 54.4 57.4 57.6 55.3 55.8 55.8 54.3 58.1 63.0 23 55.2 58.1 57.1 60.1 58.2 59.1 57.4 57.2 57.3 57.1 57.0 57.0 57.6 57.9 59.0 59.1 58.9 59.4 59.0 58.7 55.3 57.3 56.8 56.7 57.8 60.1 24 55.5 56.7 56.9 57.1 56.5 53.8 54.8 57.4 57.4 56.8 57.2 57.5 56.2 54.4 54.2 53.9 53.1 53.4 55.4 58.3 58.2 57.1 55.9 55.6 56.0 58.3 25 55.2 55.0 55.8 56.4 55.7 55.4 56.4 56.8 55.4 55.5 55.9 55.9 56.5 55.9 55.4 54.2 51.4 53.6 53.6 51.8 51.3 51.8 51.8 52.5 54.6 56.8 26 54.2 55.7 57.1 57.6 55.8 56.0 56.1 57.2 58.2 57.0 56.7 57.1 55.9 55.5 55.7 56.5 55.6 55.5 55.2 54.7 55.0 55.1 57.9 56.7 56.2 58.2 27 56.3 54.9 55.7 55.8 55.4 54.4 53.3 53.4 56.0 55.2 57.8 58.2 59.4 60.2 57.9 57.2 55.8 55.3 55.8 56.6 56.8 59.3 58.2 56.3 56.5 60.2 28 55.7 56.6 59.3 56.9 58.5 60.2 58.9 57.6 55.4 55.8 58.6 59.2 58.5 57.0 57.9 59.2 58.3 57.0 59.2 59.9 58.6 61.3 60.1 58.3 58.3 61.3 29 57.7 59.3 62.5 64.9 64.2 64.5 66.2 59.1 67.6 66.3 63.2 60.4 58.8 60.2 62.3 65.3 66.1 65.8 65.1 64.4 65.9 64.7 62.1 61.8 63.3 67.6 30 74.8 95.1 86.1 63.2 64.8 61.8 62.2 61.2 60.4 58.0 56.7 57.5 57.3 57.3 57.4 57.3 57.7 57.5 56.2 57.1 58.7 60.5 59.8 59.8 62.4 95.1 31 58.5 58.3 56.4 55.3 55.9 54.8 48.9 53.4 56.0 56.3 56.7 57.0 56.4 55.1 54.0 52.6 49.8 52.4 52.9 57.0 60.1 63.6 66.8 66.9 56.5 66.9 MEAN 58.5 59.1 59.1 57.5 58.5 58.6 57.5 57.1 57.2 57.2 57.1 57.2 56.8 55.7 55.5 55.2 54.7 55.2 55.9 57.1 57.8 58.5 58.6 58.8 57.3 65.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 65.2 63.3 63.0 59.6 51.1 53.4 55.7 55.9 57.1 56.9 56.7 56.5 56.4 56.6 59.8 61.2 60.8 48.1 64.4 61.5 49.3 46.8 52.5 70.9 57.6 70.9 2 76.7 72.8 71.2 68.5 65.3 66.5 62.5 61.5 61.2 60.7 61.1 60.4 58.8 57.0 56.7 57.3 53.7 54.2 55.2 55.7 56.6 67.0 81.5 80.5 63.4 81.5 3 78.9 75.8 73.7 69.8 67.4 61.9 61.6 60.2 58.3 58.9 57.7 57.6 59.1 60.8 62.2 62.8 58.7 58.5 59.5 65.7 72.2 79.5 80.9 77.1 65.8 80.9 4 74.1 72.3 65.3 65.0 64.4 61.4 60.9 58.7 58.1 58.7 57.6 56.5 54.0 53.9 57.8 59.8 57.6 57.8 57.4 57.0 61.7 58.9 56.9 61.3 60.3 74.1 5 63.9 63.3 64.6 64.3 58.6 58.2 54.4 56.2 57.3 57.0 57.0 56.5 55.5 55.1 56.6 56.1 55.0 54.1 55.6 55.6 56.0 56.3 55.3 55.3 57.4 64.6 6 56.0 54.5 53.9 54.3 53.8 53.1 54.4 54.8 54.0 54.1 53.8 53.9 53.2 51.0 47.8 54.5 56.0 56.3 53.0 54.9 55.4 56.4 59.7 60.8 54.6 60.8 7 59.9 57.2 56.6 56.6 55.0 55.7 55.2 55.0 52.8 52.1 52.8 53.7 54.4 52.2 52.1 52.4 53.1 53.8 54.6 55.0 55.8 66.0 67.0 82.3 56.7 82.3 8 80.5 79.6 74.9 69.3 66.0 65.4 62.8 59.9 64.9 58.8 57.1 56.1 56.1 54.0 53.4 55.6 55.5 55.2 55.1 57.4 60.3 59.4 59.5 58.7 61.5 80.5 9 60.0 63.0 63.8 60.8 58.3 59.7 59.8 59.3 58.0 57.7 56.4 55.5 55.6 54.6 53.5 52.4 52.6 52.9 54.5 54.7 51.5 60.3 59.4 57.4 57.2 63.8 10 56.2 57.0 55.1 57.0 55.7 59.0 56.2 55.4 54.8 55.1 55.0 52.7 46.1 47.0 46.8 48.4 50.1 47.9 47.5 47.4 46.5 45.4 62.4 71.1 53.2 71.1 11 68.0 66.4 59.1 56.3 50.4 47.4 47.6 52.3 52.7 51.2 51.2 51.7 47.6 44.2 41.3 41.8 41.5 43.9 55.5 58.5 61.6 62.7 61.7 54.6 52.9 68.0 12 49.2 51.0 51.3 52.8 51.9 52.0 55.9 55.4 55.2 56.4 57.1 54.9 53.5 52.5 52.3 55.1 56.7 58.7 60.7 60.0 59.2 57.0 55.5 54.5 54.9 60.7 13 54.1 52.9 51.8 50.8 50.2 49.3 48.0 47.7 48.6 49.2 49.3 49.0 49.2 48.2 46.2 41.3 41.4 44.8 46.8 47.4 48.1 49.7 47.9 47.8 48.3 54.1 14 46.9 49.4 52.2 53.4 54.0 54.5 53.7 54.0 52.3 52.1 51.7 53.3 51.7 52.3 51.2 50.0 51.9 54.0 46.8 50.4 51.1 52.5 54.5 55.7 52.1 55.7 15 56.7 55.2 55.1 56.3 56.5 55.4 54.5 56.0 55.9 55.8 54.6 54.0 54.0 54.4 56.3 56.9 58.6 57.4 59.2 60.9 62.8 62.7 64.8 64.6 57.4 64.8 16 62.7 63.1 64.7 64.7 63.9 63.3 63.0 62.2 61.8 61.8 61.4 60.6 59.4 58.8 58.8 61.2 61.7 60.5 61.0 61.9 66.2 67.2 65.4 63.9 62.5 67.2 17 58.4 55.0 55.8 56.9 58.8 59.2 58.0 58.0 58.7 59.3 60.2 60.8 59.9 58.4 57.7 57.9 57.4 57.0 57.8 59.1 60.7 61.8 62.8 62.3 58.8 62.8 18 61.4 60.2 59.4 59.0 60.9 62.3 62.3 62.9 61.7 60.9 60.1 59.5 59.0 58.9 59.5 59.2 58.4 58.2 58.3 59.1 59.2 59.8 60.6 59.2 60.0 62.9 19 59.0 58.3 58.5 58.2 59.1 59.1 59.6 59.6 59.5 58.7 58.2 58.7 61.5 63.2 59.8 60.7 60.4 60.6 63.8 64.7 67.5 67.1 66.7 66.3 61.2 67.5 20 67.1 64.6 61.9 61.6 62.0 61.6 60.0 54.6 53.7 55.3 56.4 56.4 55.9 54.6 56.0 56.8 54.1 52.0 47.8 51.2 52.8 54.5 48.7 51.8 56.3 67.1 21 55.7 54.6 53.7 53.3 53.9 54.1 55.5 52.5 49.0 48.3 48.3 49.4 50.0 49.9 47.3 46.1 45.2 46.5 48.3 46.4 46.8 46.8 46.7 45.7 49.8 55.7 22 45.1 44.1 44.3 46.7 47.9 47.7 52.0 51.7 53.3 54.8 55.0 55.8 56.2 54.2 54.6 54.8 53.5 52.2 52.7 53.2 54.6 55.2 52.6 52.1 51.8 56.2 23 50.9 49.2 53.7 55.1 54.1 53.1 52.6 51.3 49.8 51.7 50.8 50.2 50.9 50.3 52.7 51.0 53.1 52.4 51.2 51.3 52.0 54.3 52.5 48.8 51.8 55.1 24 48.7 50.3 51.8 53.2 52.7 54.1 55.4 56.9 57.7 56.1 54.3 53.7 53.4 51.9 50.5 49.5 49.5 49.3 49.8 51.6 53.5 53.8 52.4 50.1 52.5 57.7 25 48.6 49.2 50.0 51.6 52.5 53.1 53.0 52.6 54.2 53.7 53.2 52.2 51.9 52.0 51.7 51.5 51.4 49.5 48.3 49.2 50.4 53.0 54.3 55.5 51.8 55.5 26 56.8 57.9 58.2 57.6 58.0 59.1 60.7 60.8 60.3 59.5 59.3 58.8 58.8 59.4 59.6 61.5 56.7 54.8 53.8 52.6 52.5 51.4 50.7 50.5 57.1 61.5 27 49.2 48.3 46.7 46.1 47.6 48.5 49.3 49.4 48.1 48.3 47.8 47.4 47.1 47.1 46.8 47.0 46.8 47.4 47.3 48.3 49.1 48.2 47.7 49.1 47.8 49.4 28 50.6 49.5 46.4 46.8 46.3 45.4 45.0 44.1 43.2 44.0 36.7 29.8 28.1 27.8 33.6 37.0 36.3 32.2 31.0 29.3 29.3 29.4 42.6 47.4 38.8 50.6 29 39.4 45.8 48.9 45.2 46.1 46.2 50.8 50.4 50.9 51.1 52.4 54.2 55.6 57.8 57.8 56.0 55.0 55.1 53.4 54.7 51.8 53.7 53.5 52.2 51.6 57.8 30 50.1 50.7 50.4 51.4 52.3 51.9 52.0 54.2 54.9 54.3 52.7 54.4 55.9 54.8 45.7 40.5 42.7 45.4 45.6 45.6 44.3 47.4 50.0 48.6 49.8 55.9 MEAN 58.3 57.8 57.2 56.7 55.8 55.7 55.7 55.4 55.3 55.1 54.5 54.1 53.6 53.1 52.9 53.2 52.8 52.4 53.2 54.0 54.6 56.1 57.6 58.5 55.2 63.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH OCTOBER YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.5 46.3 49.5 48.9 50.0 50.8 50.3 47.9 45.1 41.5 43.4 41.6 39.1 38.2 38.4 38.4 41.9 43.0 43.2 43.6 44.6 44.4 45.0 44.9 44.4 50.8 2 44.6 44.3 42.8 42.5 42.1 42.1 41.6 41.8 42.0 45.8 53.8 55.6 55.7 54.9 53.3 48.5 45.0 44.7 45.5 44.1 44.0 43.3 43.6 43.2 46.0 55.7 3 42.5 43.8 44.4 44.8 43.9 44.6 45.3 45.9 46.4 46.3 46.5 46.5 46.6 47.0 47.3 47.5 47.4 47.3 48.2 48.9 48.3 48.4 48.2 47.2 46.4 48.9 4 46.2 46.6 47.5 47.4 47.1 47.2 48.6 47.5 45.5 44.4 44.0 43.2 43.0 42.5 41.1 40.5 38.4 39.4 39.6 40.5 40.6 41.8 40.0 40.2 43.5 48.6 5 46.5 51.4 62.6 59.7 56.5 52.7 51.5 49.2 49.0 48.2 48.0 48.4 47.5 48.4 48.2 51.9 54.5 53.7 51.5 51.0 50.7 52.8 62.7 38.4 51.5 62.7 6 35.7 36.0 36.8 36.2 33.0 29.9 25.1 22.3 21.4 20.4 29.2 55.6 55.8 54.7 51.6 49.5 49.7 50.4 51.6 52.4 55.4 58.6 58.9 58.5 42.9 58.9 7 56.7 55.2 55.6 52.0 50.9 49.9 52.3 52.4 53.6 57.6 62.1 60.8 57.4 59.9 57.6 55.1 55.7 55.3 56.2 59.0 59.3 57.3 55.5 55.0 55.9 62.1 8 56.5 55.9 55.0 54.2 54.5 54.6 54.0 56.0 59.3 57.2 56.6 55.2 51.6 49.5 48.3 48.9 51.4 52.1 51.8 52.9 51.8 51.8 50.3 46.5 53.2 59.3 9 50.0 59.4 62.9 60.2 57.9 54.3 48.3 44.7 46.3 44.8 42.8 41.0 42.1 42.3 42.9 39.8 35.7 31.7 28.3 32.0 37.4 38.4 38.5 34.6 44.0 62.9 10 31.4 36.1 35.7 40.9 43.1 38.7 42.9 43.2 43.2 42.5 41.6 39.6 38.4 37.8 37.1 38.9 40.3 41.2 41.8 41.3 42.6 42.8 41.5 40.1 40.1 43.2 11 40.7 40.3 39.3 40.0 40.8 44.9 45.2 44.7 44.8 48.9 50.8 49.9 49.9 47.2 44.7 42.3 39.2 41.1 42.4 44.2 43.3 40.8 43.6 43.2 43.8 50.8 12 44.3 42.8 41.9 42.3 44.8 44.1 44.6 44.5 45.4 46.5 46.6 47.3 46.2 45.5 46.6 49.9 49.7 48.5 48.4 47.4 45.9 45.8 46.3 45.8 45.9 49.9 13 45.2 45.1 45.2 45.9 46.2 46.4 46.6 47.1 47.8 47.4 47.5 47.5 47.5 48.0 49.0 49.1 49.8 50.3 50.4 49.8 50.4 50.6 50.3 52.0 48.1 52.0 14 54.8 57.4 54.1 53.1 52.3 51.5 48.8 49.9 52.6 52.4 53.1 45.8 44.4 45.4 47.5 46.0 47.0 47.4 49.7 50.2 52.3 54.4 54.6 52.4 50.7 57.4 15 51.1 51.0 51.2 51.5 53.7 49.9 48.8 48.4 47.8 48.7 49.5 49.9 49.4 50.5 50.1 49.2 49.0 48.5 48.6 50.3 51.8 50.2 51.4 51.1 50.1 53.7 16 48.2 50.7 54.9 54.4 52.3 52.6 53.2 51.4 50.0 48.9 48.7 50.0 51.0 51.9 53.1 53.7 53.1 53.5 53.3 53.7 53.9 53.7 53.7 53.1 52.2 54.9 17 52.5 51.2 50.9 50.8 50.9 50.1 50.9 50.9 50.8 50.9 51.0 51.5 53.0 54.3 54.1 54.5 54.1 52.7 53.4 55.3 54.7 54.8 54.4 53.8 52.6 55.3 18 52.9 52.2 52.2 52.8 53.2 52.6 50.8 50.0 51.2 50.1 49.8 50.6 52.0 51.9 51.1 40.9 52.9 53.7 53.7 51.5 49.7 49.6 49.3 48.6 51.0 53.7 19 44.3 51.8 49.5 52.9 50.3 50.5 42.0 37.8 37.4 36.9 38.0 43.3 38.4 36.5 27.6 31.7 38.3 41.8 44.4 45.8 44.5 45.4 46.1 45.2 42.5 52.9 20 45.4 46.2 45.2 45.2 44.4 45.8 47.2 49.3 49.9 49.8 47.6 45.7 43.9 45.5 46.0 45.0 42.7 44.4 44.8 45.6 45.6 46.5 46.6 46.5 46.0 49.9 21 46.4 45.5 45.6 46.2 45.8 45.9 46.3 47.5 47.3 46.4 44.9 45.2 45.8 47.3 48.8 49.0 49.3 48.8 50.6 51.8 52.7 53.3 54.2 54.7 48.3 54.7 22 54.1 54.1 53.7 53.7 53.9 54.8 56.4 56.2 56.0 56.4 56.7 55.3 50.8 48.8 49.1 45.6 41.6 45.0 47.3 49.5 48.9 48.4 47.6 46.8 51.3 56.7 23 43.5 47.1 48.3 46.6 46.0 44.9 43.4 42.1 42.1 42.5 42.7 42.9 42.4 42.0 41.1 41.0 41.1 40.2 39.8 39.6 38.5 39.0 39.8 40.1 42.4 48.3 24 48.0 51.6 45.8 44.7 45.5 46.7 46.2 48.1 50.1 49.1 51.1 52.5 54.6 60.5 61.5 65.4 63.2 53.0 49.3 50.8 49.5 48.2 46.1 45.0 51.1 65.4 25 45.5 44.5 44.0 44.9 45.0 43.9 43.7 43.3 43.6 43.3 44.1 44.4 44.7 44.6 43.4 43.7 43.2 45.1 45.8 46.9 44.6 41.8 41.5 38.5 43.9 46.9 26 37.4 38.0 37.1 43.7 47.4 48.0 46.6 45.2 45.3 45.7 46.0 45.3 43.0 41.4 41.3 44.3 55.8 48.2 49.0 49.5 49.4 52.2 54.8 51.1 46.1 55.8 27 48.0 48.5 49.0 52.4 49.0 47.9 46.2 44.8 44.7 46.1 46.0 45.2 43.9 44.1 44.5 46.1 48.7 48.0 47.7 47.4 48.3 49.3 46.1 43.9 46.9 52.4 28 44.0 46.7 48.1 47.5 48.2 47.8 47.2 47.8 49.1 49.0 50.0 49.4 50.2 49.7 49.1 48.6 48.0 47.5 47.4 47.9 48.0 47.9 48.0 46.4 48.1 50.2 29 46.0 45.4 44.8 44.7 44.9 43.9 44.3 44.5 44.9 45.1 45.1 44.7 44.8 44.2 42.8 44.5 46.0 46.9 46.0 46.7 46.5 46.3 46.6 47.4 45.3 47.4 30 48.4 48.2 48.4 48.8 48.2 47.6 47.7 46.9 45.2 46.4 47.3 48.4 48.7 49.0 48.3 47.8 47.3 46.6 48.7 49.3 48.5 47.6 46.8 46.5 47.8 49.3 31 45.6 47.2 47.8 48.7 48.1 47.8 47.7 47.5 46.4 46.0 45.9 45.0 44.7 45.0 45.6 47.2 50.4 51.6 49.2 49.5 49.6 49.8 49.6 49.1 47.7 51.6 MEAN 46.5 47.8 48.1 48.3 48.1 47.5 46.9 46.4 46.6 46.6 47.4 48.0 47.3 47.4 46.8 46.6 47.4 47.2 47.3 48.0 48.1 48.2 48.4 46.8 47.4 53.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 48.4 48.0 47.4 45.8 43.4 40.8 39.4 38.6 38.4 38.7 38.2 38.3 38.1 38.5 39.2 39.1 39.2 39.8 40.7 42.5 43.9 43.9 46.5 48.8 41.9 48.8 2 47.6 48.6 49.0 48.8 50.0 50.7 51.2 51.0 49.4 44.4 41.9 41.9 42.2 40.6 39.5 39.1 40.0 40.8 40.1 40.1 42.8 43.8 43.4 42.9 44.6 51.2 3 42.5 42.8 42.4 40.4 38.4 37.6 38.7 40.6 42.5 44.1 44.8 45.5 47.4 48.7 48.2 47.7 48.0 48.4 49.4 50.3 50.7 50.4 49.6 48.7 45.3 50.7 4 49.0 48.1 47.8 47.4 47.6 47.8 48.2 48.6 48.7 48.7 48.4 48.8 49.5 48.9 49.4 48.2 48.4 49.5 49.9 50.6 50.9 51.0 51.2 50.8 49.1 51.2 5 50.3 49.7 49.5 48.1 44.2 46.9 48.2 47.5 46.7 47.5 47.2 48.0 48.9 48.2 47.0 45.4 47.6 47.1 47.3 48.1 48.2 48.2 48.0 47.8 47.7 50.3 6 48.0 48.1 47.7 48.1 48.0 48.4 48.5 47.9 47.0 45.7 45.3 43.3 41.8 41.2 42.1 41.4 41.2 40.7 39.7 38.9 39.4 40.0 40.3 40.3 43.9 48.5 7 40.8 42.4 43.0 45.2 46.1 45.8 45.3 45.7 45.7 45.4 45.2 44.8 43.5 42.7 41.5 41.0 42.0 43.3 43.8 44.5 44.1 43.8 43.9 43.5 43.9 46.1 8 42.5 42.5 43.4 44.1 43.8 44.6 44.6 44.5 44.3 44.0 43.8 43.6 43.7 42.5 42.0 42.2 42.6 43.3 44.6 43.8 43.5 43.1 43.7 44.3 43.5 44.6 9 43.6 44.1 44.0 43.7 42.9 42.4 40.2 39.6 39.1 40.4 43.2 42.9 42.9 43.3 43.3 43.4 43.5 44.5 45.2 45.8 46.0 45.8 45.7 44.5 43.3 46.0 10 44.0 44.3 44.9 48.1 50.8 52.4 53.1 53.4 53.9 53.7 53.7 54.0 53.8 54.1 53.5 53.1 51.1 50.5 51.4 51.0 49.4 50.1 50.8 50.5 51.1 54.1 11 51.4 52.3 52.2 51.4 48.8 47.8 48.1 48.3 48.6 49.3 49.6 49.7 49.5 49.2 49.0 48.7 47.5 48.0 48.0 48.2 48.2 45.6 43.1 40.0 48.4 52.3 12 44.1 48.2 49.7 50.8 46.0 50.9 40.4 39.4 35.8 33.8 33.4 36.1 39.6 40.9 41.9 40.7 40.1 38.7 38.2 40.7 43.0 43.8 42.8 41.2 41.7 50.9 13 41.5 43.0 44.4 45.4 46.5 46.9 46.6 46.5 46.3 47.7 48.9 49.2 48.4 49.1 49.0 49.7 50.5 51.2 50.3 49.7 48.2 47.1 46.0 45.6 47.4 51.2 14 45.1 44.5 44.0 43.8 43.0 42.2 42.3 41.6 41.7 44.2 46.1 46.8 43.3 44.0 44.7 45.3 44.8 44.9 45.7 45.7 45.1 45.9 48.4 48.9 44.7 48.9 15 48.1 48.3 49.6 46.8 45.8 45.7 45.8 43.0 40.8 39.6 39.3 39.2 40.1 39.1 39.7 41.7 42.0 42.0 41.9 42.7 43.6 44.4 44.8 44.6 43.3 49.6 16 44.3 43.8 44.0 44.6 45.6 46.9 47.0 47.3 46.2 46.0 46.0 45.6 44.9 43.9 43.5 42.9 42.7 42.0 41.3 41.1 41.2 42.0 42.7 45.0 44.2 47.3 17 46.0 46.0 45.9 44.7 43.7 43.5 43.2 42.4 41.9 41.4 41.4 41.0 40.5 41.5 42.1 40.1 39.9 39.7 38.4 33.6 31.8 31.7 32.3 34.6 40.3 46.0 18 43.1 44.0 44.0 44.2 47.1 48.7 48.2 48.9 50.6 50.4 50.5 52.3 53.0 52.0 52.2 52.9 53.0 53.4 51.7 51.5 51.5 51.2 51.7 52.4 49.9 53.4 19 52.3 52.4 51.6 50.7 50.2 49.1 48.3 47.2 46.2 48.0 47.2 47.3 47.6 47.1 47.5 47.4 47.0 47.2 47.5 47.4 47.3 47.6 47.7 48.7 48.3 52.4 20 50.3 52.3 53.2 54.1 55.0 55.2 56.3 53.3 51.4 48.8 47.0 46.7 45.4 45.2 45.4 44.8 43.8 43.4 44.0 45.3 44.7 45.5 48.9 49.2 48.7 56.3 21 50.0 49.9 50.3 50.2 51.0 51.7 51.7 50.8 50.3 50.0 50.5 51.3 50.7 50.9 51.2 51.4 51.4 51.3 50.8 49.8 49.7 50.4 51.2 52.8 50.8 52.8 22 52.2 50.2 49.9 50.3 50.5 50.3 51.3 50.8 50.7 50.7 51.3 52.1 53.9 52.9 50.4 49.9 50.0 49.8 50.8 51.5 51.5 51.5 51.5 51.2 51.0 53.9 23 51.2 52.8 51.7 51.6 52.0 51.4 51.3 51.1 50.8 50.8 50.7 50.3 49.4 50.3 52.4 52.8 49.8 49.2 49.5 50.8 54.6 53.9 53.1 52.7 51.4 54.6 24 52.4 51.5 50.6 48.2 49.3 51.3 51.8 51.7 50.4 50.2 49.8 48.8 48.8 49.8 49.6 49.4 48.9 49.2 48.3 48.4 50.5 50.8 51.7 51.0 50.1 52.4 25 51.1 50.8 49.8 49.3 46.4 45.6 45.4 45.9 45.8 46.2 47.2 47.4 48.7 48.8 49.3 50.4 50.5 49.5 49.2 49.9 50.7 51.9 52.1 51.5 48.9 52.1 26 50.8 50.7 51.1 50.7 48.6 49.4 50.3 51.1 50.7 50.3 49.7 49.1 47.4 46.4 45.7 45.3 45.6 46.2 47.1 46.5 48.8 51.4 55.1 53.4 49.2 55.1 27 51.4 50.3 42.8 42.5 42.0 41.8 41.4 40.8 40.0 39.9 40.2 39.5 38.2 37.2 36.2 35.5 35.9 36.6 37.2 37.4 38.0 38.9 39.3 40.1 40.1 51.4 28 40.4 40.4 40.3 40.2 40.1 39.9 39.7 39.9 39.2 39.4 39.0 39.2 39.0 39.6 39.3 37.9 38.8 39.5 39.4 38.8 38.7 39.4 39.6 40.6 39.5 40.6 29 42.0 42.6 42.5 41.2 43.3 43.6 45.2 44.8 44.3 44.3 45.4 46.7 52.7 52.3 52.9 52.9 51.0 50.1 49.9 48.4 47.4 46.9 45.9 45.8 46.8 52.9 30 45.5 45.7 45.8 44.9 44.6 44.1 43.9 44.2 44.2 43.5 43.5 43.2 42.7 41.9 40.0 46.4 47.9 46.8 46.7 46.5 45.2 45.7 46.9 46.5 44.9 47.9 MEAN 47.0 47.3 47.1 46.8 46.5 46.8 46.5 46.2 45.7 45.6 45.6 45.8 45.9 45.7 45.6 45.6 45.5 45.6 45.6 45.6 45.9 46.2 46.6 46.6 46.1 50.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2005 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.9 45.9 47.6 47.5 47.8 47.9 47.6 48.2 48.9 50.2 51.0 52.0 53.4 52.8 50.2 47.9 45.8 44.6 43.9 43.5 43.0 42.6 42.6 42.1 47.2 53.4 2 41.8 41.3 40.8 41.3 41.6 41.5 41.2 40.5 40.6 40.6 40.2 40.2 40.6 41.0 40.0 39.3 38.6 38.4 38.2 38.6 38.7 39.5 39.8 40.4 40.2 41.8 3 40.6 40.6 39.5 38.3 40.9 45.9 48.0 48.2 49.5 49.2 49.2 48.8 48.2 48.0 50.0 50.7 50.8 50.4 49.7 49.3 48.1 47.8 47.3 46.3 46.9 50.8 4 45.9 45.0 44.3 44.3 43.9 43.6 43.5 43.1 42.6 42.6 42.7 41.6 41.5 42.1 42.4 42.5 42.2 41.9 42.1 42.3 44.3 44.6 44.7 43.0 43.2 45.9 5 42.2 41.4 41.2 41.5 42.0 41.6 41.8 42.1 42.7 43.2 43.3 43.6 43.8 44.0 44.0 44.3 44.7 45.0 45.1 45.5 45.9 46.2 46.6 46.7 43.7 46.7 6 47.0 47.3 47.1 46.8 46.7 46.7 46.7 46.8 46.6 47.2 46.7 46.1 46.1 46.3 46.5 46.6 46.6 46.2 46.0 45.9 46.2 45.4 45.3 45.1 46.4 47.3 7 43.6 43.1 43.9 45.8 47.5 47.7 50.0 51.4 50.4 44.3 39.2 39.9 41.7 43.7 46.2 46.7 45.3 43.8 43.3 43.5 44.8 43.8 43.1 43.7 44.8 51.4 8 44.0 43.9 45.2 45.5 45.1 46.0 45.7 45.6 46.1 49.9 51.1 50.8 51.7 51.7 52.5 53.3 52.9 52.7 52.7 53.2 53.3 53.6 54.1 53.7 49.8 54.1 9 53.4 52.2 52.2 50.5 50.3 50.5 51.2 53.3 61.6 59.4 60.0 61.0 60.7 59.7 57.5 57.2 58.4 56.6 55.0 55.9 55.9 57.1 56.7 55.3 55.9 61.6 10 54.1 52.4 51.6 51.6 51.5 51.5 51.6 51.9 51.8 51.7 52.5 55.3 56.5 55.9 55.9 55.8 55.8 56.0 55.3 54.6 56.9 58.8 56.2 56.1 54.2 58.8 11 56.5 55.5 54.4 52.6 51.3 51.1 51.1 51.1 51.0 50.2 50.5 51.1 51.5 51.5 51.6 51.5 51.0 50.8 50.6 50.4 49.4 50.3 50.9 51.2 51.5 56.5 12 51.9 51.8 51.7 51.9 51.8 51.9 51.6 51.5 51.6 51.8 51.6 50.9 50.1 48.6 48.6 48.8 49.1 48.4 48.3 49.1 49.5 50.1 50.8 51.9 50.6 51.9 13 50.7 50.0 50.4 48.9 50.3 49.2 50.5 50.7 51.4 48.0 47.7 48.3 47.8 46.3 45.6 44.8 44.7 44.5 45.2999.9 48.5 48.7 48.0 45.2 48.1 51.4 14 44.9 44.8 44.9 46.5 49.0 48.3 47.5 45.4 45.1 44.4 43.4 43.3 42.3 42.3 42.0 42.9 43.5 45.4 45.9 46.2 46.3 46.4 45.9 45.7 45.1 49.0 15 46.2 45.7 45.6 45.9 45.8 45.5 45.5 45.3 45.0 44.3 44.8 46.1 46.3 47.5 48.3 49.6 49.6 54.1 53.6 50.0 49.4 48.7 48.6 48.7 47.5 54.1 16 48.7 48.9 49.3 49.2 49.4 49.2 49.4 49.6 49.8 49.8 49.7 49.6 49.5 49.4 49.3 49.5 49.3 49.6 49.7 49.7 49.5 49.1 48.9 48.9 49.4 49.8 17 48.9 49.1 48.9 48.8 49.4 49.4 49.3 49.6 49.7 49.7 49.8 50.2 50.5 50.0 49.1 49.1 49.0 48.9 48.7 48.5 48.5 48.2 47.4 46.7 49.1 50.5 18 45.9 45.9 45.8 46.0 46.0 45.8 46.4 45.4 45.3 46.3 46.8 47.3 47.1 47.0 47.0 46.6 46.1 45.6 45.6 46.9 47.3 47.5 47.9 48.3 46.5 48.3 19 48.2 47.9 47.9 47.7 47.6 47.8 48.6 47.7 47.6 47.6 47.0 46.8 46.5 46.2 46.1 46.0 45.5 45.7 45.6 46.0 46.0 45.8 45.5 44.3 46.7 48.6 20 43.7 43.3 43.0 42.0 41.8 42.4 45.2 46.6 47.4 46.9 47.4 47.3 45.6 43.9 43.6 43.9 43.6 42.4 41.9 41.6 42.6 43.6 43.5 44.1 44.1 47.4 21 44.2 45.0 45.2 44.6 44.1 43.2 42.7 42.8 42.5 44.2 46.0 45.9 44.2 42.9 43.3 43.8 43.7 43.8 43.2 43.6 43.3 42.8 43.0 42.9 43.8 46.0 22 42.4 42.2 42.5 43.7 43.2 42.9 43.0 42.4 42.6 44.2 45.4 45.7 45.8 45.8 45.2 44.5 44.4 44.5 44.9 45.2 45.7 46.5 46.6 46.5 44.4 46.6 23 46.5 45.7 45.1 45.3 46.3 46.4 46.9 47.6 47.7 46.3 45.1 44.6 43.9 42.9 43.5 44.6 45.8 46.9 48.2 49.3 49.9 50.8 52.4 53.1 46.9 53.1 24 53.1 51.9 51.5 51.2 51.1 51.2 51.4 51.6 52.2 52.2 52.3 51.1 50.7 50.4 50.8 51.5 51.5 50.8 49.1 45.9 45.0 45.6 46.0 46.5 50.2 53.1 25 46.4 45.0 43.0 41.2 39.3 38.9 39.2 40.0 41.9 42.4 41.7 42.5 42.4 43.4 44.3 44.4 45.1 45.3 45.3 45.0 43.7 43.6 43.7 43.1 43.0 46.4 26 42.3 40.7 40.9 40.8 39.0 40.2 41.2 40.4 40.8 41.2 42.4 43.8 46.3 47.8 47.5 48.5 49.7 49.5 48.4 48.0 47.9 48.5 48.5 48.4 44.7 49.7 27 48.4 48.4 49.9 49.1 48.4 47.8 48.1 48.0 45.8 43.2 40.9 41.1 42.1 42.3 43.3 44.3 45.5 46.4 47.0 47.7 48.6 50.2 50.6 50.8 46.6 50.8 28 52.3 52.3 51.8 51.1 51.3 51.4 50.6 50.2 49.3 48.5 48.6 48.7999.9999.9999.9999.9999.9999.9 39.2 38.9 38.4 37.8 36.9 36.3 46.3 52.3 29 36.5 35.8 35.9 36.6 36.6 35.4 36.3 36.9 37.9 39.6 42.5 41.7 45.6 47.3 47.1 52.0 53.1 51.7 51.5 50.7 50.8 50.7 50.7 51.4 43.9 53.1 30 51.0 49.1 48.0 47.2 46.6 46.0 46.3 46.8 46.9 46.5 47.3 47.8 48.5 48.5 48.7 49.2 49.7 50.6 51.3 52.0 51.7 51.6 50.9 51.2 48.9 52.0 31 51.0 50.5 49.3 48.1 47.0 44.1 40.6 38.3 37.8 37.7 37.5 37.5 37.1 36.7 35.7 35.4 35.3 35.1 35.0 35.2 35.5 35.9 36.0 35.3 39.5 51.0 MEAN 47.0 46.5 46.4 46.2 46.2 46.2 46.4 46.4 46.8 46.6 46.6 46.8 46.9 46.9 46.9 47.2 47.2 47.2 46.8 46.7 46.9 47.2 47.1 46.9 46.7 50.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 35.0 35.4 35.7 36.1 36.7 37.0 37.3 37.6 38.5 40.8 40.5 40.3 39.9 39.7 37.0 41.0 43.0 42.5 42.2 43.0 44.8 44.7 44.9 45.7 40.0 45.7 2 46.1 48.1 50.4 50.5 50.6 50.2 52.1 51.4 51.6 51.0 50.7 49.1 50.4 51.7 51.5 49.4 46.0 40.6 38.0 38.4 39.1 40.1 39.9 40.5 47.0 52.1 3 41.0 44.5 46.1 46.4 46.9 47.8 47.3 46.8 46.7 46.2 45.3 43.7 43.7 44.7 50.7 56.6 51.9 50.7 50.1 48.3 47.7 48.1 49.0 49.0 47.5 56.6 4 49.1 48.1 49.6 49.8 49.4 49.1 48.0 47.3 46.9 48.3 50.3 50.0 49.1 49.8 49.4 48.7 48.2 48.3 48.1 47.2 46.4 46.0 48.9 48.3 48.5 50.3 5 48.0 49.0 49.3 48.8 48.2 47.9 47.4 47.4 47.3 48.0 48.0 47.5 47.4 49.1 48.5 49.8 51.4 51.7 51.2 50.9 51.2 51.2 51.1 51.3 49.2 51.7 6 51.8 52.0 51.6 50.9 50.4 49.9 50.4 50.8 50.4 50.3 49.8 49.6 49.2 49.3 49.6 49.4 49.2 48.9 48.7 48.5 48.4 48.4 48.5 48.7 49.8 52.0 7 49.5 49.8 49.9 50.0 49.8 50.4 50.7 50.4 51.1 50.7 51.1 51.1 49.6 50.4 49.1 47.7 48.3 48.0 48.0 48.5 49.1 49.1 49.8 49.7 49.7 51.1 8 49.4 49.4 49.0 47.8 47.5 47.5 47.1 46.5 47.0 48.4 49.2 49.5 48.1 44.3 45.3 44.9 45.6 46.7 47.6 50.3 54.1 54.0 51.5 50.1 48.4 54.1 9 49.5 48.4 47.0 47.2 47.7 48.3 48.5 48.3 47.5 46.2 45.6 45.7 45.1 44.4 46.1 46.9 47.7 48.1 48.4 48.4 46.4 46.4 46.8 47.4 47.2 49.5 10 49.1 49.7 49.7 50.7 51.2 50.6 51.0 49.7 51.9 51.6 52.3 51.3 51.1 51.6 52.1 52.4 52.5 51.2999.9 52.8 53.2 52.9 52.7 52.8 51.5 53.2 11 53.3 53.4 53.1 53.1 52.7 52.4 49.4 50.1 52.5 52.3 51.7 52.2 52.7 52.6 51.7 50.4 48.9 49.2 49.9 50.3 50.1 49.9 52.0 52.2 51.5 53.4 12 52.2 51.4 51.1 51.0 50.2 50.8 50.2 49.1 47.8 46.7 45.2 43.3 42.8 44.9 47.6 48.0 46.8 45.8 45.5 45.4 45.6 45.8 45.7 45.7 47.4 52.2 13 45.5 45.2 45.7 44.9 45.0 46.1 46.8 46.8 47.2 48.1 49.3 49.6 49.2 49.2 48.6 48.4 46.8 44.7 43.4 41.9 41.1 39.3 36.6 35.3 45.2 49.6 14 37.9 37.3 37.4 40.6 40.8 40.3 40.0 39.3 38.2 38.2 38.6 36.1 35.7 37.3 40.8 41.1 39.5 38.9 38.7 39.0 39.8 40.4 41.4 41.5 39.1 41.5 15 41.8 45.7 50.0 53.0 50.0 47.4 47.4 48.5 48.9 49.4 50.3 50.8 50.2 49.8 49.7 49.1 49.7 50.2 50.5 50.6 49.9 49.3 49.5 48.9 49.2 53.0 16 48.6 52.9 53.1 51.4 50.9 51.1 50.8 50.3 50.1 49.6 48.9 47.4 45.0 42.3 40.4 38.6 39.8 40.8 41.8 40.6 41.4 42.2 42.7 43.7 46.0 53.1 17 44.7 44.9 45.7 46.7 47.2 47.1 47.2 47.7 47.7 47.9 48.0 48.0 47.9 48.0 47.8 47.4 47.2 46.8 46.6 47.3 47.8 48.5 48.4 47.3 47.2 48.5 18 46.8 45.8 44.9 45.1 46.1 46.8 46.3 46.1 45.9 46.1 47.5 47.3 47.4 47.2 46.3 45.7 45.5 46.2 47.4 49.5 50.3 50.2 49.7 49.0 47.0 50.3 19 48.4 48.2 48.1 47.8 46.2 47.1 49.5 53.2 53.4 53.8 53.4 51.3 49.2 45.6 46.2 45.6 43.3 37.1 38.6 39.7 41.1 40.3 40.9 41.8 46.2 53.8 20 38.8 38.0 36.6 38.3 37.7 42.5 44.0 48.4 46.0 44.3 44.6 44.4 45.0 45.3 45.1 45.1 45.0 45.3 45.7 46.2 46.8 47.7 48.0 48.0 44.0 48.4 21 47.9 48.3 49.3 49.6 49.7 49.9 50.0 50.0 50.3 50.4 50.5 50.1 50.2 49.9 49.5 49.6 49.9 50.0 50.6 50.3 50.4 50.7 50.5 50.6 49.9 50.7 22 50.8 50.5 50.3 50.2 50.2 50.3 50.2 50.2 50.3 50.3 50.1 50.0 50.3 50.1 50.0 49.7 49.9 49.9 50.1 50.3 50.6 51.3 51.5 51.6 50.4 51.6 23 51.8 51.2 51.2 51.5 51.4 52.5 52.8 52.5 52.4 52.6 53.4 52.6 52.1 52.2 51.5 50.3 51.9 52.6 52.2 52.8 53.0 53.3 50.6 49.8 52.0 53.4 24 49.3 49.1 48.2 48.5 48.8 48.3 48.0 49.0 49.5 50.0 50.4 51.4 51.5 50.9 51.3 50.9 51.0 50.3 50.3 49.5 48.4 47.0 47.2 47.3 49.4 51.5 25 48.1 49.4 49.7 50.2 52.4 55.3 56.5 56.5 54.8 54.0 53.6 53.8 55.8 55.0 54.5 53.5 54.5 54.1 53.4 52.8 53.3 53.8 51.3 50.3 53.2 56.5 26 50.0 51.4 53.7 50.3 42.4 42.1 42.9 43.4 45.1 48.0 46.9 45.5 46.1 48.2 50.5 52.7 55.0 53.3 53.3 53.3 53.5 53.6 52.3 49.0 49.3 55.0 27 48.5 53.4 53.8 53.9 53.8 54.4 55.0 55.5 55.4 55.3 55.5 56.2 57.4 58.1 58.1 57.5 57.5 57.5 57.5 57.9 57.6 55.0 51.7 58.9 55.6 58.9 28 59.3 59.5 59.2 58.6 57.2 57.3 56.8 56.1 55.9 53.4 50.5 49.4 48.1 46.7 47.9 48.4 48.7 48.9 50.1 51.6 54.1 54.7 54.2 53.2 53.3 59.5 29 52.8 52.6 51.4 51.0 51.1 51.2 50.0 49.4 49.0 48.8 48.3 48.6 48.8 49.1 49.3 49.7 49.3 48.8 49.3 49.6 49.6 50.2 50.4 51.1 50.0 52.8 30 50.7 50.8 50.5 50.4 50.3 51.2 50.8 50.7 50.9 50.9 50.4 49.8 49.2 48.1 46.4 46.1 45.9 46.0 46.0 46.2 46.7 47.6 47.6 48.4 48.8 51.2 31 48.3 47.2 46.6 47.3 47.0 46.4 46.4 46.3 45.5 44.7 44.4 44.7 44.8 45.1 45.2 44.4 43.0 44.4 44.6 47.5 49.3 48.7 48.5 49.0 46.2 49.3 MEAN 47.9 48.4 48.7 48.8 48.4 48.7 48.7 48.9 48.9 48.9 48.9 48.4 48.2 48.1 48.3 48.4 48.2 47.7 47.6 48.0 48.4 48.4 48.2 48.3 48.4 52.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 49.0 51.0 51.1 51.8 52.2 53.0 53.2 52.3 52.1 53.9 53.2 53.1 55.1 55.2 53.7 52.0 50.8 48.7 47.3 46.4 48.8 50.9 50.8 49.8 51.5 55.2 2 48.8 47.8 48.0 47.1 46.2 46.9 48.2 48.9 51.7 52.4 52.3 52.6 52.6 51.9 52.6 53.3 52.8 52.4 52.1 52.1 52.6 53.0 52.6 53.3 50.9 53.3 3 53.8 54.1 54.2 53.7 52.9 52.3 51.5 50.3 49.6 48.7 48.8 49.2 48.6 48.0 47.9 47.9 47.2 47.6 48.6 49.4 49.6 50.0 49.7 49.7 50.1 54.2 4 50.0 50.0 50.5 51.1 51.4 51.5 50.4 50.7 51.0 51.0 52.0 54.3 56.9 56.1 56.3 57.5 58.6 60.1 59.9 59.1 57.5 57.0 54.8 51.8 54.2 60.1 5 50.8 50.6 51.2 52.7 53.1 53.0 52.6 52.1 50.4 48.4 51.3 55.4 57.7 55.7 50.0 47.4 47.0 46.8 47.0 47.7 48.3 48.9 49.1 48.9 50.6 57.7 6 48.6 49.0 49.6 49.1 49.2 49.4 49.1 48.6 48.4 48.0 47.8 47.3 47.0 46.6 46.5 46.5 46.9 48.0 49.4 49.7 49.8 50.2 50.9 51.7 48.6 51.7 7 52.3 52.5 53.2 53.1 53.6 53.6 53.0 53.0 52.8 52.2 52.3 52.2 52.2 52.1 52.0 52.0 52.0 52.5 52.9 53.6 54.5 55.2 54.9 54.6 53.0 55.2 8 53.8 53.4 53.0 52.7 52.8 52.5 52.3 52.6 52.8 51.7 50.4 49.4 49.6 49.8 49.5 48.9 48.7 48.8 49.3 49.0 49.8 51.0 50.6 50.3 51.0 53.8 9 50.1 49.5 49.8 49.2 49.1 49.6 49.5 49.7 48.5 47.7 47.8 48.7 50.1 48.8 49.0 49.0 49.3 49.8 50.5 50.6 50.7 51.1 52.3 53.3 49.7 53.3 10 53.0 52.4 45.4 42.6 43.1 44.2 46.4 47.7 53.9 48.5 49.9 49.6 50.1 49.6 49.8 50.3 49.8 49.3 48.6 49.4 49.6 51.1 50.8 50.3 49.0 53.9 11 50.0 49.2 48.9 49.6 50.5 50.6 50.3 50.4 50.6 51.6 52.0 51.4 52.0 53.0 52.8 54.0 53.5 52.9 52.2 52.4 53.4 54.9 56.6 55.3 52.0 56.6 12 55.0 54.7 54.1 53.5 53.1 53.1 52.9 52.8 53.0 53.5 53.6 54.0 54.0 54.4 53.7 53.4 52.6 52.1 52.4 52.5 52.1 52.1 52.7 54.0 53.3 55.0 13 54.5 54.2 53.0 51.6 52.1 53.1 52.0 51.4 51.6 51.1 51.1 50.7 50.5 51.1 49.6 49.5 49.9 50.1 50.3 51.0 51.0 53.4 54.4 54.8 51.7 54.8 14 54.1 54.7 52.7 53.0 51.8 50.6 51.0 52.3 52.5 52.7 52.6 52.7 52.6 52.6 52.0 51.7 51.8 51.9 51.9 52.1 52.0 51.6 51.3 51.8 52.2 54.7 15 51.8 52.0 50.3 41.5 43.2 40.9 38.9 38.2 44.2 48.1 48.5 49.5 50.1 50.7 50.7 51.0 53.0 55.2 56.7 57.6 58.4 58.2 56.2 49.8 49.8 58.4 16 43.1 43.0 49.7 42.4 49.7 50.3 52.3 52.9 52.4 52.3 52.6 51.7 50.7 48.7 48.0 47.6 45.8 45.6 46.0 46.7 48.2 49.8 50.5 50.9 48.8 52.9 17 51.7 54.1 56.8 58.3 58.2 57.7 57.6 58.8 59.5 58.0 58.4 58.9 58.7 58.1 59.0 59.9 59.4 60.0 59.1 59.0 59.5 60.0 59.6 58.3 58.3 60.0 18 56.9 56.4 55.8 54.8 54.2 54.1 53.1 52.8 52.8 53.7 53.9 54.4 54.9 54.8 54.5 54.8 55.4 56.3 57.3 58.1 58.8 59.2 60.0 59.5 55.7 60.0 19 59.0 59.6 59.1 58.7 60.0 60.6 61.3 58.9 55.4 55.7 56.0 55.9 55.3 54.4 54.0 54.0 55.3 56.5 57.6 58.0 60.3 60.4 59.9 58.6 57.7 61.3 20 57.8 57.4 56.6 55.9 55.7 55.4 55.0 54.9 54.2 53.7 53.3 53.7 53.5 53.2 52.7 52.4 52.4 52.7 53.1 53.8 54.4 54.8 55.2 55.1 54.4 57.8 21 55.1 55.1 54.8 54.8 54.8 54.7 54.5 54.0 54.2 54.5 55.2 56.1 56.8 56.3 55.0 54.6 54.4 54.2 54.6 55.2 55.5 56.1 56.4 56.6 55.2 56.8 22 56.2 55.6 55.1 54.7 53.8 53.4 53.3 52.3 52.3 52.0 51.1 50.8 50.8 51.3 52.1 51.9 52.1 52.5 53.2 53.8 54.8 55.7 56.8 56.8 53.4 56.8 23 56.7 56.3 55.5 54.5 53.6 53.2 52.8 52.5 52.3 52.7 52.8 52.5 52.2 52.1 51.7 52.2 51.9 52.8 53.1 52.5 52.6 52.4 53.1 53.6 53.1 56.7 24 54.2 54.2 53.6 53.3 52.5 52.0 52.0 52.5 52.6 52.4 52.1 52.0 51.5 49.4 49.1 50.4 51.0 52.4 53.1 53.0 53.7 53.6 53.7 54.4 52.4 54.4 25 55.0 54.5 53.9 53.7 52.9 52.8 51.6 52.2 52.4 52.4 52.4 52.2 51.9 51.5 51.1 51.5 52.4 53.8 55.7 57.3 58.4 59.3 59.6 59.9 54.1 59.9 26 58.5 56.8 56.3 57.1 57.2 56.3 55.8 54.6 54.0 53.5 52.6 52.3 52.2 52.8 52.3 53.9 52.8 53.9 54.6 55.7 57.5 59.2 59.6 60.2 55.4 60.2 27 61.0 61.2 60.4 60.4 60.6 60.3 60.5 59.9 59.4 59.0 58.5 58.0 57.9 57.6 57.7 59.0 59.4 57.0 52.6 53.4 54.1 54.2 56.2 55.0 58.1 61.2 28 50.7 50.5 51.2 50.7 51.1 53.4 53.5 53.8 54.9 56.0 57.0 55.9 54.3 53.0 48.5 40.0 37.6 36.0999.9 36.8 34.1 32.0 32.0 31.8 46.7 57.0 MEAN 53.3 53.2 53.0 52.2 52.5 52.4 52.3 52.2 52.5 52.3 52.5 52.7 52.9 52.5 51.9 51.7 51.6 51.8 52.6 52.4 52.9 53.4 53.6 53.2 52.5 56.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 31.4 31.0 31.6 33.5 35.8 37.6 37.5 37.8 40.8 40.8 43.8 47.3 49.9 51.8 53.9 56.2 57.4 57.3 58.1 59.5 60.2 59.8 59.1 57.0 47.0 60.2 2 56.7 62.8 57.2 55.7 52.4 50.7 50.9 50.9 51.1 51.0 50.7 50.5 50.5 51.2 52.0 52.2 52.5 51.9 51.8 52.1 51.0 50.7 52.1 52.6 52.5 62.8 3 52.0 52.3 52.3 48.5 46.4 49.2 50.9 51.0 51.6 53.0 52.8 53.7 54.3 53.0 51.3 51.7 54.1 55.9 58.1 58.9 56.4 57.9 52.7 48.9 52.8 58.9 4 52.5 56.0 55.5 56.0 56.7 54.8 53.3 52.5 52.3 51.2 51.0 50.9 51.3 52.5 52.5 52.4 52.7 53.3 53.8 54.7 55.0 54.9 54.5 54.3 53.5 56.7 5 54.1 53.9 53.3 53.1 53.8 53.8 54.1 54.0 54.3 54.6 55.5 56.7 57.2 57.3 57.0 57.2 56.5 54.8 55.2 55.6 55.0 53.7 52.7 52.7 54.8 57.3 6 51.0 50.4 51.9 52.8 52.2 52.2 52.8 53.2 52.9 52.2 51.4 51.5 51.2 51.7 51.6 51.7 52.1 52.4 52.7 53.3 53.9 53.6 53.1 51.5 52.2 53.9 7 41.4 43.3 50.0 51.0 50.9 50.4 50.8 51.2 51.8 52.0 52.1 51.7 50.8 50.0 49.7 48.5 48.2 48.1 49.4 50.2 50.5 51.3 52.0 52.5 49.9 52.5 8 52.3 51.5 50.0 45.8 41.6 44.2 45.0 48.4 49.2 48.3 50.6 50.5 51.4 50.4 48.5 50.0 50.2 48.8 46.2 43.9 44.5 43.1 43.7 45.1 47.6 52.3 9 46.8 46.4 45.8 47.7 52.2 52.1 51.3 49.9 51.5 52.3 52.0 56.0 55.2 54.3 55.1 55.2 55.0 56.4 54.4 54.3 54.0 54.2 53.9 53.4 52.5 56.4 10 51.2 50.7 50.5 50.3 50.4 51.0 51.9 52.7 51.4 50.8 50.1 48.1 45.5 33.1 37.0 42.6 44.4 45.3 59.1 51.4 60.5 61.5 61.5 64.2 50.6 64.2 11 64.8 61.4 60.0 60.0 61.1 62.8 61.3 61.3 61.7 61.0 60.9 61.6 63.7 65.0 65.0 63.9 62.2 59.6 58.2 51.5 49.7 44.9 45.2 44.7 58.8 65.0 12 45.1 49.4 52.0 51.2 48.9 49.1 50.6 60.4 56.1 57.5 56.7 58.5 59.6 58.4 59.0 62.3 64.3 61.1 58.3 62.3 63.9 67.6 65.6 69.0 57.8 69.0 13 63.5 60.9 60.6 61.0 61.8 62.7 62.5 61.8 58.2 57.4 57.6 57.4 55.4 54.2 54.4 56.6 57.6 59.7 62.1 62.2 62.5 62.1 62.1 61.7 59.8 63.5 14 60.2 59.2 58.4 56.4 55.5 55.4 54.8 54.5 54.5 55.3 55.5 56.2 55.3 56.6 59.8 65.4 67.5 64.4 56.2 55.5 56.2 53.5 53.7 55.3 57.3 67.5 15 55.5 55.7 56.2 56.2 57.2 59.1 57.8 57.6 56.6 54.7 53.5 51.8 50.1 49.2 49.4 49.5 50.6 51.2 53.6 57.3 60.0 61.9 64.2 64.6 55.5 64.6 16 62.8 61.6 58.8 57.7 57.0 56.8 56.4 57.6 59.4 60.1 62.0 62.8 64.0 62.6 66.4 64.9 65.5 63.8 59.9 57.0 54.5 55.7 55.9 55.3 59.9 66.4 17 53.7 53.4 53.5 52.6 53.2 52.7 54.7 54.9 56.8 58.0 58.2 58.3 58.1 58.1 58.5 60.0 59.5 57.1 56.9 58.7 58.8 57.3 55.8 55.4 56.4 60.0 18 55.0 54.0 52.6 52.4 52.2 52.9 52.9 53.0 52.5 52.5 52.9 52.5 52.6 53.6 53.0 52.8 52.2 51.6 51.6 51.1 48.6 48.4 47.1 47.9 51.9 55.0 19 47.1 47.3 47.2 52.8 51.0 50.4 46.8 46.8 49.1 47.9 43.6 46.6 45.4 47.6 47.8 47.0 47.0 50.1 52.6 51.4 51.2 49.6 36.3 42.2 47.7 52.8 20 42.9 24.1 18.9 20.0 20.8 21.3 21.1 24.4 24.5 24.0 21.2 21.7 23.2 23.5 26.9 29.8 29.9 35.5 37.8 41.7 43.6 46.2 52.9 55.9 30.5 55.9 21 57.0 57.0 57.3 59.1 59.7 61.7 59.7 59.7 59.5 59.2 59.8 59.2 58.5 58.2 57.3 58.5 59.0 59.0 59.8 61.0 61.2 61.2 60.8 57.9 59.2 61.7 22 56.9 55.9 58.0 57.8 59.6 59.3 59.8 59.8 60.0 59.7 59.9 59.5 59.9 60.6 60.2 60.3 60.5 60.6 60.8 61.2 60.2 61.1 62.4 61.6 59.8 62.4 23 57.6 59.4 60.2 62.8 63.5 63.7 63.7 62.8 61.8 61.3 61.0 60.9 60.8 59.9 59.1 59.0 59.0 59.3 59.8 59.7 60.5 61.8 62.9 63.5 61.0 63.7 24 67.0 68.0 66.8 67.9 68.6 67.9 68.1 68.3 67.5 65.0 62.2 61.3 62.4 62.9 59.8 57.1 56.3 60.0 61.6 61.9 61.6 60.3 60.8 61.5 63.5 68.6 25 62.0 62.5 62.6 62.0 60.6 60.4 60.2 59.5 56.5 56.0 56.0 56.2 57.0 56.9 56.8 56.6 57.2 57.7 58.7 60.8 61.9 62.7 63.3 55.1 59.1 63.3 26 46.5 54.4 64.1 62.6 62.4 62.7 62.8 61.6 60.3 59.1 59.9 59.6 59.2 60.2 60.9 62.6 67.5 63.7 62.3 62.3 62.7 60.9 58.9 57.2 60.6 67.5 27 56.2 56.1 55.5 54.9 54.2 54.6 53.6 53.9 56.2 55.9 57.0 57.7 58.8 59.8 60.4 61.1 60.9 60.3 60.7 60.9 60.3 59.8 59.1 58.3 57.8 61.1 28 52.5 50.2 57.4 60.5 61.1 61.4 60.9 61.5 62.8 60.4 61.5 61.7 60.1 59.3 59.1 60.2 54.7 63.1 63.3 63.0 61.2 58.0 56.8 57.1 59.5 63.3 29 61.7 59.8 57.6 57.6 57.2 53.7 53.0 51.2 50.4 50.1 51.0 50.3 50.0 50.1 51.5 51.9 52.5 54.0 54.4 55.3 56.4 56.3 58.5 59.0 54.3 61.7 30 58.3 57.6 55.4 54.2 53.8 55.3 53.6 54.0 55.2 55.0 54.4 53.5 52.7 53.0 53.7 51.5 51.8 54.7 54.8 56.2 56.1 56.6 56.7 55.5 54.7 58.3 31 55.8 56.4 55.9 55.7 55.6 56.3 56.6 56.7 56.8 57.0 57.6 58.2 63.3 64.7 66.4 67.3 69.0 69.5 65.8 62.3 55.9 56.7 57.7 57.0 59.8 69.5 MEAN 53.9 53.6 53.8 53.9 53.8 54.1 53.9 54.3 54.3 54.0 53.9 54.3 54.4 54.2 54.6 55.4 55.7 56.1 56.4 56.3 56.4 56.2 55.9 55.7 54.8 61.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 55.9 55.1 58.3 64.4 64.0 63.9 63.1 62.1 62.0 61.8 61.2 60.0 59.0 58.4 58.8 58.5 58.1 57.6 56.9 56.6 55.7 56.1 54.0 53.2 58.9 64.4 2 52.8 54.8 57.2 55.7 55.4 55.3 55.1 54.5 54.1 55.3 56.8 59.7 59.2 58.6 58.5 58.3 59.1 60.7 61.7 62.2 62.1 62.6 63.5 62.5 58.2 63.5 3 63.1 62.9 62.7 62.7 62.9 62.2 63.0 62.9 63.5 63.3 61.4 61.6 61.7 61.5 60.8 60.3 59.4 57.6 56.7 54.5 55.5 56.4 56.1 56.0 60.4 63.5 4 56.7 55.8 55.6 55.1 54.8 54.3 54.3 55.6 57.7 58.1 57.6 57.1 56.8 56.6 56.4 56.5 57.2 57.0 55.6 55.1 55.3 56.2 55.9 55.3 56.1 58.1 5 55.8 56.3 56.7 56.8 56.7 56.6 57.6 57.8 57.7 57.1 57.2 57.2 56.5 56.7 57.5 57.8 57.1 55.2 57.8 59.0 57.3 50.0 45.7 47.2 55.9 59.0 6 51.0 57.2 49.0 59.5 67.7 69.6 70.8 68.5 67.5 66.4 65.9 65.9 66.2 65.9 65.7 65.1 64.6 64.3 65.3 66.4 64.8 63.9 63.9 62.3 64.1 70.8 7 58.3 55.6 54.4 53.2 53.6 53.8 57.0 54.8 53.8 53.7 52.2 50.5 48.2 46.9 47.4 47.6 52.9 60.4 63.9 57.3 58.1 63.4 63.1 62.3 55.1 63.9 8 60.9 61.4 57.3 50.6 53.0 54.5 56.6 59.2 59.2 59.4 60.0 60.4 60.9 62.0 63.7 64.2 62.3 59.2 60.1 65.1 65.6 65.7 66.1 66.0 60.6 66.1 9 65.7 64.7 63.7 63.4 64.1 63.9 63.8 63.3 62.1 61.0 60.3 60.6 61.2 61.6 62.4 63.9 65.3 65.0 64.2 63.2 61.7 60.9 63.7 65.8 63.2 65.8 10 58.3 60.1 63.1 62.4 58.8 60.1 62.3 67.3 69.4 68.6 66.8 62.3 62.0 60.9 60.5 60.5 61.1 62.0 63.8 65.4 65.7 66.9 68.4 68.9 63.6 69.4 11 67.8 67.4 66.0 65.7 66.0 67.2 67.4 64.4 58.9 56.9 56.8 57.4 55.5 56.3 59.7 58.9 57.5 62.4 62.9 62.5 63.7 64.1 64.5 65.2 62.3 67.8 12 64.1 63.8 64.0 64.7 67.2 67.7 66.1 64.8 64.7 60.8 57.1 57.5 55.0 50.7 47.9 45.6 48.2 50.3 49.1 50.3 46.4 46.7 46.0 42.7 55.9 67.7 13 40.9 40.0 42.2 48.6 52.0 53.9 57.6 59.3 59.1 59.0 59.1 59.6 60.0 60.3 61.4 62.5 63.6 64.3 64.6 66.9 68.4 66.6 65.5 65.1 58.4 68.4 14 64.7 63.8 62.4 62.0 63.0 63.2 62.5 61.9 61.6 61.4 60.8 60.6 60.8 60.5 60.5 59.3 59.5 59.7 60.3 61.6 62.0 64.2 66.2 66.3 62.0 66.3 15 64.7 62.8 59.1 57.3 58.6 58.3 56.5 51.6 45.9 47.9 47.6 45.5 56.0 64.9 61.6 61.6 59.8 56.9 54.9 52.6 50.7 48.5 47.4 46.9 54.9 64.9 16 46.7 46.9 48.9 51.2 52.9 53.0 54.4 54.8 57.1 55.5 54.3 55.5 54.1 53.1 60.6 55.9 59.5 63.0 66.3 68.8 63.2 66.9 69.8 68.5 57.5 69.8 17 65.5 62.6 63.8 64.7 62.6 63.2 63.7 63.7 64.5 65.0 66.6 66.7 69.6 67.7 63.0 63.6 64.2 67.0 66.2 63.2 65.4 67.1 66.5 65.5 65.1 69.6 18 67.3 66.3 60.6 59.7 60.7 65.1 69.5 66.4 63.2 64.9 61.2 54.9 54.8 53.6 53.0 52.3 52.1 53.2 53.9 58.0 59.9 60.4 59.8 58.7 59.6 69.5 19 57.4 56.8 56.2 56.5 56.0 55.7 55.6 55.2 54.7 55.9 56.7 56.3 60.2 65.4 62.0 58.9 63.3 65.4 63.8 63.6 63.9 64.5 66.0 67.3 59.9 67.3 20 66.3 65.1 64.6 65.4 66.6 67.0 65.2 66.1 66.1 65.4 65.6 64.7 63.3 62.9 61.9 60.4 59.9 62.0 65.0 65.6 65.1 65.3 65.2 64.8 64.6 67.0 21 66.2 65.8 67.2 67.9 65.0 65.5 64.7 64.6 64.6 63.1 63.5 63.7 65.8 67.7 71.8 73.6 71.5 73.5 73.5 73.0 72.5 70.8 73.2 74.7 68.5 74.7 22 73.2 73.4 77.7 75.2 74.3 73.3 73.0 72.6 72.1 70.2 69.3 67.9 68.1 68.0 68.2 67.8 67.6 67.9 69.0 74.3 76.4 75.6 74.4 74.2 71.8 77.7 23 72.0 70.2 66.9 67.4 68.0 67.6 65.6 63.4 63.2 63.6 62.4 61.6 61.8 62.9 62.8 63.3 62.6 61.6 63.8 65.8 72.6 65.5 58.0 52.7 64.4 72.6 24 50.8 49.2 53.9 52.3 46.2 40.9 46.9 32.7 39.9 26.2 29.9 31.8 39.3 25.3 25.9 30.0 29.5 44.5 34.1 33.3 33.9 32.0 32.3 36.5 37.4 53.9 25 50.3 55.9 64.9 69.3 68.6 69.4 66.1 61.4 61.9 62.2 61.1 61.6 61.4 61.1 61.7 62.6 62.9 62.4 60.3 59.9 60.3 61.0 61.5 61.4 62.1 69.4 26 61.2 61.0 60.4 59.8 59.6 59.7 61.1 60.7 62.2 63.6 64.4 64.8 64.4 64.3 64.7 64.8 63.9 64.4 65.2 66.2 66.3 67.1 67.3 67.5 63.5 67.5 27 67.1 65.5 64.4 64.3 63.8 63.0 61.9 60.2 62.2 61.5 62.4 63.5 64.9 66.6 67.8 68.5 69.2 70.1 70.4 70.1 69.9 69.7 70.4 72.0 66.2 72.0 28 73.2 72.7 70.5 63.5 63.4 60.5 61.1 58.1 56.1 50.8 46.7 47.9 51.2 53.8 66.0 69.1 67.4 66.3 64.2 63.8 63.7 63.5 64.9 64.2 61.8 73.2 29 65.7 66.3 64.8 66.6 68.7 67.7 67.4 67.3 66.6 64.9 65.2 65.4 64.7 64.6 63.6 63.4 62.4 63.2 63.6 65.0 66.0 69.1 69.2 68.2 65.8 69.2 30 69.8 68.9 68.7 67.5 62.7 63.5 61.2 61.9 62.6 58.2 56.7 57.0 55.8 55.4 55.6 54.0 53.4 51.7 48.2 50.8 50.8 49.1 49.6 51.1 57.7 69.8 MEAN 61.1 60.9 60.8 61.1 61.2 61.3 61.7 60.6 60.5 59.4 58.9 58.6 59.3 59.1 59.7 59.6 59.8 61.0 60.8 61.3 61.4 61.3 61.3 61.1 60.5 67.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 53.1 53.5 54.3 55.0 53.5 51.2 52.9 55.2 57.2 58.3 57.6 57.2 56.5 56.7 59.0 58.9 59.2 59.8 59.4 60.0 62.7 63.3 64.8 65.6 57.7 65.6 2 66.3 66.6 67.7 68.4 67.8 66.1 64.4 62.2 60.6 59.6 58.4 58.4 58.8 57.4 57.4 58.1 58.7 59.8999.9 60.0 59.9 61.8 62.1 61.5 61.8 68.4 3 61.3 61.4 61.6 61.3 60.6 62.1 61.7 60.6 61.1 59.0 47.0 53.5 59.6 62.4 60.6 61.8 58.7 57.8 51.0 45.1 40.6 39.1 38.8 38.5 55.2 62.4 4 44.3 44.0 45.2 46.2 49.5 45.7 42.9 41.8 42.9 43.5 41.7 41.5 47.0 46.1 44.6 44.5 49.2 47.5 44.3 43.5 42.2 41.1 38.6 48.2 44.4 49.5 5 51.9 53.6 51.1 49.2 45.0 45.6 35.7 32.7 45.5 54.1 54.8 55.7 56.4 55.3 54.4 53.7 54.8 49.0 32.4 45.4 57.8 57.6 54.2 54.3 50.0 57.8 6 53.4 52.8 54.2 57.2 59.1 59.1 59.0 59.3 59.3 60.0 59.7 59.5 58.0 57.8 58.5 60.8 59.5 60.1 59.4 60.2 59.7 60.7 61.7 62.6 58.8 62.6 7 63.7 63.2 62.0 60.4 58.8 62.3 63.0 62.9 61.6 61.1 60.8 60.7 60.6 60.8 62.5 64.2 63.7 63.6 63.8 64.4 65.6 66.6 65.7 65.3 62.8 66.6 8 65.5 66.2 66.6 67.1 66.7 65.4 65.4 65.6 64.9 62.9 62.5 60.2 61.2 61.4 61.7 62.4 62.4 59.5 57.3 56.5 56.4 57.5 57.9 55.6 62.0 67.1 9 54.3 58.6 60.0 58.5 58.1 59.1 59.7 59.4 63.5 64.0 62.6 65.4 70.7 70.1 68.7 66.5 66.6 67.9 68.8 69.4 69.1 67.5 68.1 70.2 64.4 70.7 10 69.9 68.6 67.1 61.5 59.8 53.3 57.7 64.1 65.8 69.2 68.3 68.8 69.1 67.9 66.6 65.1 65.0 65.7 66.2 68.8 68.8 68.4 67.7 68.3 65.9 69.9 11 69.2 66.6 61.3 58.3 58.2 61.6 66.7 67.9 66.5 67.3 66.8 67.9 68.5 68.7 69.2 70.0 69.6 70.9 72.6 73.2 72.6 72.4 71.4 70.6 67.8 73.2 12 70.3 70.0 69.6 70.4 70.3 70.1 69.7 70.1 69.7 69.7 69.6 69.8 68.9 68.1 68.4 67.9 67.3 67.0 65.2 63.4 62.8 63.5 65.3 66.3 68.1 70.4 13 64.2 63.6 64.8 64.7 63.7 63.4 62.0 61.9 61.9 60.5 59.3 58.3 57.9 57.9 57.5 57.5 56.8 56.0 55.9 56.1 61.6 66.1 67.9 68.1 61.2 68.1 14 67.6 49.8 55.3 58.1 58.0 57.8 58.5 58.0 52.8 52.5 53.7 52.2 52.4 51.8 50.7 51.7 54.0 56.0 58.5 57.8 59.0 61.0 63.6 67.5 56.6 67.6 15 66.2 65.2 64.3 60.0 58.8 62.7 61.9 58.6 45.5 45.7 46.6 47.1 52.4 51.6 49.2 47.8 51.5 56.6 59.3 63.0 66.0 70.6 73.3 76.3 58.3 76.3 16 76.7 74.2 73.0 74.8 73.6 72.2 70.5 59.9 58.1 56.1 55.6 55.9 54.8 53.6 52.7 51.2 48.9 49.1 50.1 51.2 55.2 60.5 66.6 72.9 61.1 76.7 17 75.1 71.4 64.0 57.2 54.5 56.4 56.6 55.7 53.6 54.3 54.3 53.7 54.0 53.0 51.6 51.6 51.0 49.7 51.3 55.8 54.5 55.1 59.2 59.1 56.4 75.1 18 55.6 54.6 51.8 52.5 53.9 55.2 55.0 54.5 54.6 54.6 54.5 54.2 53.9 53.7 53.6 53.3 52.6 51.9 52.3 53.0 52.9 54.5 55.3 56.0 53.9 56.0 19 56.5 56.8 56.2 55.6 56.4 57.8 57.7 57.3 57.5 58.6 57.5 58.7 58.1 59.0 59.0 60.7 60.9 61.2 61.2 63.2 65.3 61.9 62.6 65.0 59.4 65.3 20 64.3 64.6 64.9 65.1 65.1 63.8 64.3 63.7 63.6 64.1 63.9 63.4 62.9 63.1 63.2 63.0 62.6 63.4 63.4 64.8 63.7 64.5 64.5 62.7 63.8 65.1 21 63.3 66.7 67.6 67.0 65.7 64.7 64.4 64.6 63.6 63.4 62.8 61.9 61.0 59.6 59.5 59.8 58.0 57.8 58.6 58.3 58.4 61.8 62.6 61.3 62.2 67.6 22 60.6 59.2 60.8 62.8 62.3 63.7 63.7 64.0 62.9 63.0 61.7 61.7 61.8 62.2 58.9 59.7 59.9 60.5 62.3 69.5 67.5 61.3 58.9 55.2 61.8 69.5 23 56.0 55.2 53.3 59.5 62.0 57.4 56.7 55.7 60.7 60.5 61.4 58.9 53.6 50.6 48.9 51.0 50.9 46.5 47.6 46.8 47.5 48.5 49.6 49.7 53.7 62.0 24 49.6 48.5 47.3 48.6 48.5 45.2 44.4 45.0 47.3 48.1 49.1 50.1 53.8 56.2 54.5 56.3 56.2 56.9 58.5 59.3 59.9 61.2 62.8 64.9 53.0 64.9 25 63.7 61.9 62.0 61.7 61.9 62.2 61.6 61.7 61.3 62.3 62.8 62.9 62.3 62.4 62.5 61.6 60.4 59.9 60.9 62.0 74.5 82.1 97.5100.9 66.4100.9 26 85.6 79.3 63.8 59.4 58.2 57.2 57.3 61.7 61.5 61.1 61.2 61.5 60.1 60.4 60.2 60.8 61.7 60.6 61.0 60.0 63.1 67.7 75.1 66.3 63.5 85.6 27 62.3 62.2 62.6 60.4 60.8 63.0 64.5 64.8 65.3 64.7 64.9 64.7 63.9 63.1 62.5 60.7 61.2 62.0 61.0 61.1 62.8 65.0 66.8 68.5 63.3 68.5 28 70.3 68.5 64.4 61.0 61.0 60.7 58.2 50.2 50.1 49.7 49.8 50.0 48.9 47.0 45.5 45.4 44.6 44.6 42.5 42.3 43.2 45.8 50.1 56.1 52.1 70.3 29 58.3 62.0 71.0 71.5 71.2 69.7 68.0 66.9 64.8 62.7 61.6 62.6 63.8 65.7 69.6 68.1 63.9 63.7 66.0 67.8 69.0 70.5 71.3 69.6 66.6 71.5 30 68.5 68.8 69.7 69.7 66.7 64.2 60.3 61.2 61.0 59.6 58.3 57.7 55.3 52.2 54.7 53.5 51.7 52.9 50.6 51.8 52.0 53.5 59.6 66.3 59.2 69.7 31 65.1 62.1 61.4 63.7 67.5 63.5 62.2 61.5 62.8 62.9 62.5 62.7 60.3 58.9 56.3 57.5 58.6 56.6 59.3 64.5 68.8 76.0 82.6 81.8 64.1 82.6 MEAN 63.0 61.9 61.3 60.9 60.6 60.1 59.6 59.0 58.9 59.1 58.4 58.6 58.9 58.5 58.1 58.2 58.1 57.9 57.4 58.7 60.1 61.5 63.4 64.4 59.9 69.3 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 64.9 60.3 59.0 59.4 60.7 61.1 60.9 60.0 59.0 59.3 62.0 62.5 64.1 62.3 60.2 62.4 65.8 65.0 64.4 63.4 73.5 79.4 83.6 87.7 65.0 87.7 2 88.0 85.5 82.9 82.1 82.9 66.0 65.1 65.4 66.3 66.8 66.8 66.8 66.9 67.2 67.6 67.8 67.1 67.2 66.2 66.0 66.0 66.5 66.6 67.1 70.3 88.0 3 68.9 68.9 69.2 73.1 72.8 71.5 73.2 71.6 69.8 69.4 69.3 70.8 70.6 69.5 70.1 71.4 70.6 70.8 70.0 68.4 68.0 68.0 68.4 68.9 70.1 73.2 4 70.9 72.6 75.6 75.3 73.6 73.0 73.5 75.8 74.4 72.4 71.3 71.4 70.2 69.2 68.2 67.6 64.1 62.9 64.7 67.0 65.8 66.1 66.3 67.0 70.0 75.8 5 69.6 91.6 90.2 87.2 80.7 73.7 69.1 67.9 66.8 65.7 64.3 62.6 56.9 55.2 52.9 54.6 54.8 52.2 50.4 50.8 52.7 50.9 49.5 51.3 63.4 91.6 6 56.6 57.9 58.3 56.5 53.2 51.3 51.9 51.6 54.5 54.0 51.0 51.3 48.6 45.8 46.7 47.8 48.0 48.4 48.6 49.0 54.5 81.3 85.3 81.5 55.6 85.3 7 74.0 64.8 59.9 63.7 64.6 62.7 58.4 57.8 57.6 56.4 55.4 57.1 58.3 58.6 58.4 55.4 54.0 55.4 57.3 60.3 57.5 55.3 56.5 56.2 59.0 74.0 8 57.6 57.8 57.9 56.6 58.2 59.0 61.9 62.0 62.7 62.0 60.8 60.7 60.0 59.5 59.2 59.6 59.5 60.0 61.2 65.5 61.0 56.9 56.0 55.6 59.6 65.5 9 58.5 58.4 58.6 62.0 62.7 62.8 63.8 63.5 62.7 67.2 67.9 69.0 66.9 65.1 64.1 62.8 61.7 62.1 64.1 64.3 65.2 65.6 65.6 65.3 63.7 69.0 10 64.2 62.3 61.3 60.2 61.4 63.1 64.2 66.9 64.6 63.5 62.3 63.2 60.7 56.9 58.7 60.8 60.3 59.4 58.7 61.6 66.2 64.9 66.1 66.2 62.4 66.9 11 64.3 62.9 61.9 61.3 61.5 60.1 58.8 62.2 62.1 61.7 60.7 60.8 60.2 58.9 58.7 60.8 64.9 65.0 70.2 80.7 79.4 71.9 68.6 73.0 64.6 80.7 12 74.0 68.3 68.5 74.8 76.4 71.7 67.7 64.1 65.1 63.6 63.3 69.0 64.8 69.5 73.2 73.1 74.3 70.1 74.8 81.0 84.8 89.4 94.6 90.5 73.6 94.6 13 82.8 72.0 74.5 71.9 68.3 67.6 68.7 64.5 63.6 64.6 64.1 61.9 63.4 63.4 60.1 60.5 60.2 59.9 61.2 59.6 57.9 58.2 58.8 57.9 64.4 82.8 14 56.9 56.3 57.1 57.9 57.6 57.3 57.7 60.9 62.4 62.4 60.5 59.8999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 58.9 62.4 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 67.9 67.1 66.8 67.3 66.8 64.3 63.9 63.9 63.7 63.5 62.8 63.3 62.4 61.6 61.4 61.9 61.9 61.4 62.4 64.4 65.6 67.3 68.1 68.3 64.3 78.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 51.2 52.4 54.4 55.0 63.5 76.6 74.2 67.0999.9999.9 8 60.7 56.9 56.1 57.4 56.6 56.7 54.6 51.8 49.6 51.3 53.1 55.3 55.4 56.2 55.2 54.3 54.0 54.2 53.8 53.8 53.6 53.2 54.2 53.7 54.7 60.7 9 67.9 73.7 88.1 85.8 77.8 63.9 61.1 58.3 59.8 59.1 57.8 57.9 57.5 56.7 57.8 58.0 57.3 57.6 57.7 58.8 60.2 64.4 75.5 80.0 64.7 88.1 10 79.2 78.1 78.8 75.6 70.1 66.8 65.6 66.0 65.2 64.2 61.9 61.6 59.5 59.7 61.9 61.6 60.8 61.5 63.0 63.5 64.8 66.3 68.6 75.9 66.7 79.2 11 77.9 74.7 77.7 76.0 72.5 71.7 72.7 70.5 68.5 67.0 65.7 65.5 65.4 65.0 63.8 60.5 59.9 60.2 62.2 65.0 67.2 79.0 82.3 85.5 69.9 85.5 12 84.5 71.1 66.3 71.0 62.5 60.4 60.9 60.6 59.5 58.9 58.9 56.1 56.5 58.0 57.7 55.3 55.6 54.3 54.4 57.3 53.8 53.2 57.9 57.5 60.1 84.5 13 56.1 55.5 55.6 56.9 56.0 52.1 56.6 61.2 60.5 60.8 60.1 60.1 61.5 61.0 61.5 62.9 61.4 60.9 62.1 62.6 75.5 79.6 82.6 82.6 62.7 82.6 14 83.2 80.3 66.9 67.5 65.7 63.4 62.1 61.0 61.1 61.2 63.0 62.4 62.1 60.2 57.6 55.1 54.8 54.0 57.7 61.3 61.5 63.1 66.6 69.8 63.4 83.2 15 70.3 71.4 69.9 70.9 71.0 68.8 67.5 67.7 68.7 68.4 67.7 68.2 68.7 68.3 69.6 68.4 69.4 70.6 69.8 72.4 78.1 73.3 69.9 76.2 70.2 78.1 16 67.5 61.8 62.2 67.1 64.9 63.2 63.3 62.8 63.1 60.5 61.4 61.7 62.9 64.2 62.0 55.8 55.5 55.4 58.2 58.2 59.8 61.3 63.7 65.9 61.8 67.5 17 69.1 70.0 69.8 72.1 72.8 67.5 61.9 60.5 60.5 62.0 61.7 58.9 58.7 59.2 59.6 61.1 58.5 58.8 61.0 63.3 67.4 75.8 82.6 84.8 65.7 84.8 18 83.7 80.2 78.3 80.3 81.8 74.1 58.9 60.1 59.2 58.4 57.5 57.2 57.3 57.5 59.4 56.9 55.9 56.7 60.2 58.0 55.3 55.7 54.5 52.2 62.9 83.7 19 57.1 58.8 59.4 56.7 51.4 56.7 59.0 58.4 60.1 56.4 60.7 60.9 60.6 61.5 62.1 59.3 53.0 50.2 50.9 51.8 54.0 56.6 56.1 57.9 57.1 62.1 20 59.0 54.2 54.3 60.0 59.9 62.1 64.8 65.0 62.6 63.8 64.2 64.4 62.3 61.9 62.5 61.8 62.9 65.5 63.2 65.8 67.4 66.6 67.0 63.6 62.7 67.4 21 64.3 66.5 68.1 63.7 65.6 66.0 66.3 68.4 66.6 64.9 66.9 67.0 67.3 66.6 65.9 66.6 66.8 69.3 71.3 68.8 73.0 69.7 74.9 78.9 68.1 78.9 22 78.3 74.0 72.6 71.6 66.4 63.8 67.0 67.4 67.2 67.3 62.4 59.7 58.7 57.5 61.7 62.8 60.2 62.8 63.7 70.9 68.9 70.2 73.9 73.6 66.8 78.3 23 66.1 58.3 58.3 60.7 57.7 57.9 58.0 56.3 56.3 56.3 56.1 55.6 55.6 56.2 55.9 57.9 58.6 57.6 55.3 56.9 59.4 70.5 76.6 77.9 59.8 77.9 24 75.5 67.9 56.1 58.5 54.1 53.6 55.3 55.0 54.8 53.1 53.7 54.7 55.0 54.3 53.3 52.2 51.7 51.3 51.8 52.3 51.2 48.9 49.4 49.4 54.7 75.5 25 49.7 47.4 48.5 50.0 51.7 52.1 50.7 52.3 51.5 49.9 49.5 48.8 47.8 47.8 48.6 47.3 46.6 46.5 49.6 58.9 65.9 65.6 66.2 66.0 52.5 66.2 26 64.0 59.9 55.0 54.8 54.8 50.2 49.3 45.1 36.2 38.3 44.5 44.9 51.1 49.5 48.4 47.4 46.7 49.1 49.6 50.5 46.2 44.5 44.9 49.6 48.9 64.0 27 53.5 54.5 54.9 51.9 46.9 44.7 46.7 50.1 56.8 57.5 58.2 57.8 58.8 59.7 59.2 58.2 56.0 55.0 54.6 55.1 57.2 58.0 57.9 57.4 55.0 59.7 28 57.7 56.9 58.2 57.8 57.1 56.7 57.9 58.1 57.9 57.2 57.5 57.3 57.3 55.7 55.7 54.5 53.0 52.0 49.7 49.1 52.3 64.3 62.0 62.1 56.6 64.3 29 57.2 53.4 56.1 56.1 56.8 56.2 52.5 52.3 53.2 53.1 52.5 52.7 51.5 50.9 52.1 51.9 52.0 52.5 54.4 55.8 55.9 55.0 54.6 60.9 54.2 60.9 30 67.3 68.6 73.4 71.7 57.9 58.7 60.1 58.6 57.1 54.3 54.2 56.5 56.4 57.3 56.2 56.7 56.8 57.9 60.4 61.0 59.4 60.7 61.9 62.4 60.2 73.4 31 62.3 62.7 62.6 61.3 61.6 61.2 59.8 58.4 56.1 54.8 55.4 54.9 54.7 57.7 57.4 58.0 57.7 56.8 59.2 61.6 63.2 56.3 55.9 53.8 58.5 63.2 MEAN 67.2 64.9 64.5 64.8 62.2 60.4 59.7 59.4 58.8 58.3 58.5 58.3 58.4 58.4 58.5 57.7 56.7 56.9 57.9 59.5 61.4 63.5 65.4 66.6 60.7 73.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 52.8 51.5 54.7 54.9 54.9 54.7 54.4 55.3 56.1 51.1 50.4 52.6 54.3 54.8 53.4 52.5 51.1 51.3 53.8 58.0 62.7 55.0 47.2 40.5 53.3 62.7 2 35.1 29.9 28.9 30.3 31.4 30.8 46.7 48.3 52.2 54.5 56.1 56.6 58.2 55.8 57.2 59.1 57.5 55.3 54.9 56.1 48.9 42.8 46.7 46.3 47.5 59.1 3 41.7 47.0 53.0 55.8 57.6 57.7 58.2 58.5 58.0 57.9 58.5 57.1 53.8 51.2 47.7 44.9 48.6 51.0 53.2 59.9 63.0 66.3 68.4 69.9 55.8 69.9 4 69.6 67.1 68.7 71.2 67.6 65.9 63.0 58.9 56.8 53.2 52.7 52.7 52.9 54.7 58.2 60.1 57.1 52.7 58.5 62.7 63.4 65.4 69.1 69.4 61.3 71.2 5 67.1 64.8 67.9 68.8 68.6 64.3 60.9 60.4 61.5 62.7 60.1 59.1 58.9 58.9 59.3 60.0 58.2 57.2 57.9 62.2 66.8 68.8 68.0 66.7 62.9 68.8 6 65.4 67.5 67.6 69.1 69.2 66.5 64.0 62.5 60.3 60.2 61.5 62.0 60.9 60.7 60.9 60.9 60.8 62.2 63.4 62.3 64.5 61.0 60.8 61.0 63.1 69.2 7 61.2 61.2 60.3 61.1 61.3 62.4 62.7 64.4 65.0 63.2 65.1 64.9 64.2 65.1 63.8 65.9 66.8 70.9 69.1 66.1 67.0 63.1 63.5 63.4 64.2 70.9 8 62.0 56.5 58.4 61.6 63.2 63.0 64.4 63.3 61.7 59.7 61.0 61.6 60.3 55.7 53.6 52.0 51.9 52.1 51.6 51.0 49.6 52.1 53.3 53.3 57.2 64.4 9 52.4 52.2 52.4 53.0 53.0 53.2 52.9 50.3 52.2 51.2 53.7 53.2 52.6 52.4 52.0 53.0 53.4 50.7 52.8 52.9 55.0 54.1 56.2 55.2 52.9 56.2 10 54.8 54.7 56.7 57.1 55.7 59.3 58.7 58.1 57.2 56.9 56.4 57.4 55.8 53.9 55.0 54.5 53.1 53.0 53.4 55.0 55.4 57.2 53.1 56.9 55.8 59.3 11 57.7 57.5 57.4 57.9 55.9 57.9 60.2 61.1 60.2 59.0 58.0 56.8 56.5 56.5 57.2 57.8 57.7 56.2 56.1 57.4 57.6 56.3 55.6 56.2 57.5 61.1 12 54.5 50.5 48.2 49.4 51.2 48.9 53.7 53.7 53.3 56.2 57.3 59.8 61.6 65.6 64.6 63.2 63.4 59.4 57.3 56.0 54.5 56.0 57.4 59.3 56.4 65.6 13 67.4 62.2 46.5 53.9 62.2 57.9 58.8 59.5 58.5 57.9 60.1 60.4 60.8 61.2 59.4 61.2 60.9 58.9 59.2 60.3 62.2 70.7 70.0 70.4 60.8 70.7 14 68.9 72.6 71.5 66.3 65.0 65.7 65.8 66.1 66.2 66.0 65.9 65.4 64.9 64.7 63.6 62.9 62.9 64.6 69.1 75.0 77.0 78.4 74.8 70.4 68.1 78.4 15 69.4 65.0 65.0 63.2 60.2 58.2 56.3 54.9 52.5 58.3 63.2 59.2 61.2 65.7 54.3 55.9 62.2 65.4 64.1 63.2 61.2 59.1 56.8 53.4 60.3 69.4 16 55.5 55.8 53.8 53.0 52.1 51.0 51.0 50.3 49.5 49.3 49.3 49.4 50.2 49.9 52.2 49.8 54.0 57.2 57.6 54.8 52.0 50.8 49.4 47.2 51.9 57.6 17 45.1 43.9 42.5 43.1 43.1 42.4 42.5 41.1 42.3 41.5 42.4 44.8 46.4 43.8 41.2 23.0 21.6 35.6 40.5 42.8 43.1 43.7 44.5 45.4 41.1 46.4 18 45.5 46.5 45.7 44.9 44.7 44.6 43.8 45.2 44.1 45.8 43.2 43.7 46.2 45.4 46.4 47.5 47.3 46.7 48.5 48.8 50.1 51.0 50.8 51.0 46.6 51.0 19 50.3 51.0 50.1 48.9 48.3 49.1 49.9 53.1 57.0 60.0 60.9 62.1 67.7 67.9 67.5 85.8 84.7 77.2 67.1 60.2 54.9 52.3 50.0 57.6 59.7 85.8 20 67.6 67.6 66.3 64.0 61.4 54.7 60.2 60.1 55.3 50.7 48.8 47.5 47.0 49.3 50.5 52.6 53.2 53.8 55.1 54.1 53.7 53.8 55.5 59.0 55.9 67.6 21 55.0 54.2 54.8 53.9 52.5 53.2 52.8 51.8 53.6 54.8 55.4 44.1 46.6 45.6 47.6 42.6 40.4 40.4 44.4 51.8 53.1 51.2 48.1 48.3 49.8 55.4 22 47.0 44.1 43.9 44.8 45.9 43.6 50.4 48.6 49.3 50.5 51.7 51.4 52.8 50.6 50.1 51.9 53.4 49.4 42.3 43.4 45.3 43.7 41.2 40.0 47.3 53.4 23 40.9 42.3 41.8 40.3 38.8 41.4 43.7 39.2 39.9 39.4 34.9 30.4 29.7 30.3 30.3 30.0 30.3 32.3 33.0 35.7 37.2 38.8 41.5 44.2 36.9 44.2 24 45.7 44.0 46.7 45.9 43.7 43.6 43.6 44.8 48.3 47.9 46.0 48.3 49.5 51.2 51.7 51.0 51.2 50.2 50.0 50.9 50.7 50.8 51.5 51.5 48.3 51.7 25 50.4 49.7 49.8 50.2 50.3 50.9 51.4 52.3 51.5 51.0 51.5 56.9 57.7 57.8 57.1 57.5 56.2 54.1 52.8 54.6 56.2 58.0 59.5 59.0 54.0 59.5 26 56.0 53.9 54.2 55.0 55.1 54.4 54.9 55.3 56.4 57.8 56.0 53.9 52.7 51.7 52.7999.9 53.9 54.9 58.9 56.7 57.3 57.6 57.6 59.9 55.5 59.9 27 55.8 51.6 53.1 56.4 54.2 53.5 53.4 51.7 48.8 46.4 44.4 45.8 46.9 47.2 46.3 47.2 47.5 47.0 46.7 45.7 46.2 47.2 47.1 45.4 49.0 56.4 28 44.1 48.2 47.0 46.5 47.5 49.3 49.4 47.9 47.5 47.8 46.8 45.7 46.5 46.4 46.9 48.6 50.5 49.9 50.6 51.1 51.7 52.5 53.8 53.3 48.7 53.8 29 52.7 52.0 51.7 51.1 49.9 49.6 50.3 50.7 49.4 49.5 50.6 51.1 51.4 52.6 52.7 52.8 51.8 50.7 49.6 50.7 50.5 49.4 49.5 49.4 50.8 52.8 30 48.9 49.1 49.8 47.7 47.2 47.1 47.0 48.5 49.9 50.6 49.8 49.7 50.9 51.3 51.2 51.1 51.0 50.8 52.0 54.3 55.1 54.5 53.3 51.9 50.5 55.1 MEAN 54.7 53.8 53.6 54.0 53.7 53.2 54.2 53.9 53.8 53.7 53.7 53.5 54.0 53.9 53.5 53.6 53.8 53.7 54.1 55.1 55.5 55.4 55.1 55.2 54.1 61.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH OCTOBER YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.3 51.1 51.2 52.3 51.6 51.5 52.2 52.9 51.0 51.4 51.9 51.6 50.3 50.1 51.0 52.5 52.7 52.5 53.7 55.3 55.1 54.6 53.0 51.9 52.2 55.3 2 51.4 51.6 52.0 53.5 53.9 54.0 53.6 53.6 53.3 53.7 53.7 53.5 53.0 51.6 49.2 47.3 48.5 49.9 49.1 49.4 48.8 49.3 49.3 47.4 51.3 54.0 3 43.6 42.9 43.8 44.9 44.4 46.0 47.4 48.2 46.2 46.1 44.6 42.3 39.3 40.8 41.8 42.3 42.5 42.9 43.5 45.1 44.6 44.0 43.4 42.8 43.9 48.2 4 42.6 42.2 44.0 43.9 36.1 37.2 36.8 38.1 41.0 45.5 47.5 49.2 51.7 53.6 54.9 52.7 50.9 45.9 43.5 41.2 38.6 37.2 36.6 33.9 43.5 54.9 5 34.5 36.7 36.5 35.8 36.2 36.7 37.8 38.3 38.9 42.8 44.3 43.7 43.7 41.7 41.6 41.7 40.8 37.9 38.0 40.6 41.0 39.8 41.2 38.0 39.5 44.3 6 38.8 39.2 40.6 41.8 41.4 41.4 41.8 41.7 41.6 41.4 41.4 41.2 41.0 41.2 39.9 38.9 37.9 37.7 38.6 45.4 48.7 48.1 47.5 45.4 41.8 48.7 7 38.6 37.7 38.1 39.8 40.6 41.3 40.9 40.7 40.1 41.3 41.5 41.5 42.1 42.1 39.2 36.9 37.4 37.4 39.7 40.9 40.8 40.4 40.8 40.0 40.0 42.1 8 42.4 43.6 43.8 42.9 41.6 36.2 36.7 36.5 36.2 34.0 33.9 36.7 38.9 37.5 41.2 44.4 41.8 39.1 36.4 33.7 34.7 34.2 33.3 31.6 38.0 44.4 9 28.6 27.5 26.2 26.3 26.9 28.5 27.8 28.1 25.9 23.4 20.7 21.0 23.0 26.4 24.0 22.9 23.6 23.3 23.9 27.6 28.9 28.5 29.5 29.7 25.9 29.7 10 31.6 31.0 29.8 29.6 28.3 27.0 26.6 24.4 22.7 25.7 38.4 40.1 46.5 46.7 45.4 44.1 26.7 37.0 41.1 41.4 42.6 44.7 46.7 47.9 36.1 47.9 11 47.9 49.4 48.4 48.3 48.4 48.3 48.3 49.3 50.0 48.5 48.2 50.3 51.8 51.2 50.7 50.1 49.1 49.2 50.2 49.1 47.5 46.1 45.2 44.7 48.8 51.8 12 45.0 45.3 46.0 46.4 46.7 46.4 45.0 44.1 42.9 42.2 42.9 43.7 43.0 42.7 42.1 43.7 44.6 45.8 47.8 47.9 49.7 50.7 50.4 50.2 45.6 50.7 13 49.8 49.7 48.5 47.7 48.1 47.6 47.4 47.4 47.5 46.9 46.3 46.9 46.9 45.6 45.6 46.0 45.4 45.5 45.6 45.7 46.5 46.2 45.9 46.9 46.9 49.8 14 47.9 47.7 47.4 48.2 48.0 47.8 50.1 48.2 47.7 47.8 47.3 46.9 47.1 46.4 46.0 44.8 46.7 46.5 45.9 44.9 43.9 42.1 40.9 40.7 46.3 50.1 15 37.7 35.4 31.6 36.6 38.9 39.8 40.5 41.5 41.3 41.8 41.9 41.5 41.7 41.0 40.9 42.1 42.2 41.4 40.2 41.9 43.4 43.6 43.4 43.8 40.6 43.8 16 43.0 42.6 42.9 43.7 44.2 45.7 48.6 49.9 49.4 46.4 46.9 49.0 49.0 47.6 47.8 48.0 47.0 46.8 47.7 45.8 44.3 43.9 44.0 45.7 46.2 49.9 17 46.3 45.9 47.0 50.3 50.7 51.2 52.3 52.0 50.9 50.9 50.5 50.0 42.3 42.7 38.4 34.7 26.1 31.6 33.8 33.1 32.5 27.3 23.3 19.5 41.0 52.3 18 16.7 18.2 21.8 21.9 24.9 25.7 24.1 24.8 33.9 37.4 35.9 32.8 31.4 30.1 32.8 35.2 37.0 36.8 35.9 35.9 38.1 40.8 43.5 43.0 31.6 43.5 19 43.2 44.1 44.2 43.8 44.9 46.3 46.9 50.6 51.1 53.6 52.2 48.5 46.7 46.1 44.6 42.6 41.4 41.2 40.6 40.4 41.2 42.3 42.6 44.2 45.1 53.6 20 45.3 45.4 45.1 44.6 44.4 44.5 45.1 45.4 45.6 44.5 44.2 44.6 44.6 43.1 44.0 43.4 43.5 42.9 42.6 43.0 44.1 44.2 45.4 45.1 44.4 45.6 21 46.6 46.3 45.5 44.9 45.7 45.9 37.4 43.7 22.5 25.7 24.6 23.8 32.9 40.5 40.3 40.9 40.9 39.0 40.2 40.2 40.4 41.0 41.7 40.7 38.8 46.6 22 41.0 40.6 40.9 42.9 44.1 44.2 43.3 43.2 42.2 41.4 41.7 41.0 41.2 41.8 43.0 42.4 41.9 42.0 42.9 44.3 45.3 46.7 47.4 47.1 43.0 47.4 23 46.1 45.9 47.8 50.0 51.0 52.3 52.4 51.8 52.9 52.3 50.7 50.1 47.4 47.3 44.3 42.1 42.2 42.2 44.1 47.4 45.4 45.1 46.2 47.2 47.7 52.9 24 46.4 47.1 48.0 48.0 46.3 47.3 48.0 48.6 48.5 48.8 48.3 48.5 48.9 49.1 46.8 44.9 46.0 47.3 46.3 44.8 42.6 44.3 45.1 46.1 46.9 49.1 25 46.8 47.2 48.3 48.8 48.3 49.1 48.6 48.4 49.5 48.6 43.7 41.3 39.4 39.5 38.6 41.3 41.7 42.8 43.7 44.4 45.2 46.4 48.6 48.8 45.4 49.5 26 49.3 46.9 45.6 42.8 41.1 39.4 37.4 37.4 36.5 38.4 47.2 51.4 43.5 41.8 43.8 45.1 46.1 45.8 45.0 46.5 45.0 47.0 48.6 52.2 44.3 52.2 27 53.7 53.4 53.4 56.0 54.6 56.2 56.8 58.0 56.9 56.3 54.7 53.9 53.7 52.5 52.5 51.8 51.6 50.0 49.9 51.0 52.2 51.2 51.8 52.5 53.5 58.0 28 52.2 51.6 53.0 54.1 54.3 54.6 54.6 53.9 53.4 54.2 56.0 57.6 58.8 58.1 57.9 57.3 55.9 56.3 56.2 56.0 55.7 56.1 55.2 57.6 55.4 58.8 29 56.1 58.2 58.5 58.4 57.4 54.2 50.7 50.1 49.8 50.1 50.4 50.0 48.0 46.5 46.9 47.7 48.0 47.4 46.5 47.1 48.1 48.4 46.5 46.0 50.5 58.5 30 45.6 45.8 46.4 46.2 45.9 46.2 46.8 46.4 46.5 48.0 46.6 45.9 46.5 49.9 49.4 49.6 50.4 52.5 54.1 54.8 55.5 56.6 57.4 57.7 49.6 57.7 31 57.0 56.0 55.0 54.3 54.0 53.8 53.2 52.4 52.3 52.6 53.1 53.8 54.1 53.9 53.5 53.3 53.0 53.0 53.3 55.2 56.5 56.8 55.8 54.8 54.2 57.0 MEAN 44.1 44.1 44.2 44.8 44.6 44.7 44.5 44.8 44.1 44.6 44.9 44.9 44.8 44.8 44.5 44.2 43.3 43.5 43.9 44.5 44.7 44.8 44.8 44.6 44.4 50.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.8 54.4 52.7 51.7 51.2 51.7 52.4 52.0 51.9 51.6 50.9 51.1 50.9 50.8 51.1 51.4 51.7 52.1 52.6 52.9 52.3 52.4 52.4 52.3 52.1 54.8 2 52.2 52.0 51.8 52.6 52.8 52.7 53.0 53.9 53.6 53.4 53.6 52.9 52.7 53.2 52.7 52.8 53.5 52.9 53.7 53.5 53.2 53.6 53.6 53.3 53.0 53.9 3 52.9 52.8 52.7 52.8 54.6 54.3 54.6 54.9 55.3 54.8 53.3 53.4 55.3 55.5 54.6 55.1 55.1 53.6 54.3 55.2 55.4 55.4 54.2 53.4 54.3 55.5 4 52.7 51.5 50.5 50.0 49.5 49.9 49.8 49.8 49.1 48.4 49.8 49.4 48.6 48.7 48.8 48.6 48.2 48.0 49.5 50.1 50.0 49.0 49.0 49.4 49.5 52.7 5 50.0 49.0 48.4 47.8 47.3 48.4 48.2 48.0 48.0 47.8 47.2 47.2 46.6 46.6 46.2 45.9 45.4 45.2 45.6 46.7 47.5 47.8 47.4 47.0 47.3 50.0 6 47.8 47.0 46.2 44.4 44.2 45.5 45.1 44.1 44.3 44.4 44.2 44.2 44.6 44.5 44.4 44.4 44.7 43.7 42.2 41.4 40.9 41.1 40.4 39.4 43.9 47.8 7 38.7 38.2 37.6 37.4 38.2 37.5 37.4 38.1 37.0 36.5 37.1 37.3 35.0 33.7 33.1 34.1 33.8 34.5 35.5 35.4 35.3 36.6 37.8 39.3 36.5 39.3 8 38.2 38.2 42.5 42.1 42.9 43.2 43.7 43.9 43.8 43.4 41.3 42.4 43.1 44.1 44.8 45.4 44.9 45.0 45.1 45.4 46.1 47.6 47.4 48.6 43.9 48.6 9 50.9 51.5 51.9 51.1 52.0 50.7 50.2 49.9 49.5 49.0 48.5 48.1 47.8 47.4 47.1 46.1 46.0 46.9 48.0 51.3 54.2 57.2 55.4 53.4 50.2 57.2 10 52.2 53.0 52.9 49.3 48.5 47.3 48.2 50.7 51.1 48.5 47.6 46.5 46.5 45.7 45.5 44.7 44.1 44.4 44.9 45.6 46.1 46.7 47.7 48.4 47.8 53.0 11 51.0 58.1 55.8 57.1 55.3 55.0 54.4 54.6 54.6 53.7 52.1 51.5 50.9 50.5 50.2 49.3 49.0 49.1 49.1 49.7 52.0 57.2 59.4 58.9 53.3 59.4 12 57.9 57.2 57.3 56.7 55.3 54.3 53.0 51.3 50.5 48.2 47.2 47.4 48.4 46.7 46.7 48.8 50.2 49.3 48.0 46.8 45.9 46.0 46.8 48.4 50.4 57.9 13 49.1 48.4 49.9 51.4 52.8 54.3 52.1 53.3 53.3 53.4 54.0 55.5 55.3 55.5 54.3 54.2 54.1 53.9 53.0 52.1 51.3 50.2 49.3 48.4 52.5 55.5 14 48.1 48.0 47.7 47.6 47.5 48.1 47.0 46.2 46.1 46.4 45.9 45.9 45.5 45.2 43.7 42.1 43.3 50.2 51.9 53.6 52.6 48.0 47.0 49.5 47.4 53.6 15 49.6 49.4 51.6 50.7 49.2 48.9 48.4 47.1 47.6 46.1 46.1 46.9 47.9 49.1 49.1 50.2 50.2 50.6 51.4 51.4 51.7 51.8 52.0 52.5 49.6 52.5 16 53.2 53.7 49.6 48.8 49.8 45.7 42.5 46.8 45.7 39.3 42.3 44.4 43.9 45.8 46.8 46.8 45.8 46.1 46.6 46.3 46.0 47.3 45.7 45.9 46.5 53.7 17 46.3 46.9 47.0 47.0 47.3 46.9 47.1 46.9 47.1 46.7 46.6 45.5 45.2 46.6 47.1 47.4 47.4 48.1 49.0 49.7 50.0 50.3 50.7 49.7 47.6 50.7 18 48.9 48.4 47.6 46.1 45.6 45.3 44.4 43.8 43.9 44.3 45.0 44.9 44.6 47.7 46.3 45.0 45.3 46.6 48.6 49.8 50.3 50.6 50.5 49.4 46.8 50.6 19 47.8 47.7 48.3 49.1 48.8 49.6 49.6 50.4 51.9 51.0 54.9 56.0 56.1 55.9 55.8 55.7 55.5 55.3 55.3 55.4 55.9 56.3 56.0 56.2 53.1 56.3 20 56.4 55.8 55.7 56.5 55.5 54.4 54.6 54.4 54.1 54.3 54.9 54.8 54.9 54.9 54.9 54.5 54.7 54.9 55.0 55.1 55.2 55.8 55.8 56.2 55.1 56.5 21 56.6 56.1 55.8 56.2 56.6 57.0 57.5 57.5 57.4 57.2 56.9 56.7 57.5 58.6 58.9 58.7 58.3 57.4 57.4 57.9 58.5 58.2 58.1 57.6 57.4 58.9 22 56.6 55.2 54.4 54.7 54.3 53.7 52.6 51.0 50.2 49.8 49.6 49.4 49.4 49.3 49.3 49.4 49.3 48.7 48.9 50.0 50.8 50.9 50.3 49.7 51.1 56.6 23 48.4 48.2 48.8 48.7 48.4 47.7 45.7 46.4 47.3 48.3 48.7 48.8 47.9 47.1 46.5 46.3 46.0 45.8 46.3 46.7 46.5 46.4 46.4 45.5 47.2 48.8 24 45.1 43.9 43.7 43.7 43.4 42.9 42.8 42.7 44.5 45.9 46.6 46.1 46.9 47.2 48.6 48.7 48.4 49.5 49.8 49.5 49.7 49.1 47.5 47.3 46.4 49.8 25 46.9 46.1 45.8 45.6 45.8 45.7 45.8 45.7 45.4 44.9 45.0 44.5 44.0 44.2 44.5 43.8 44.8 45.9 46.6 47.1 47.3 47.2 46.9 46.8 45.7 47.3 26 47.3 47.6 47.3 47.5 47.7 48.0 48.1 48.2 47.9 47.4 47.8 48.5 48.6 48.7 48.4 49.0 52.0 52.5 52.0 52.1 52.2 52.1 52.0 51.6 49.3 52.5 27 51.9 52.7 53.1 53.1 52.8 52.3 51.9 51.4 51.4 51.9 52.3 52.3 51.9 51.6 51.7 51.9 52.6 52.3 52.3 53.0 52.6 52.3 51.5 50.1 52.1 53.1 28 49.3 49.4 49.6 49.8 49.4 49.4 51.4 51.5 51.1 51.4 51.5 51.2 50.7 48.6 48.2 49.0 50.2 50.1 49.8 49.7 49.7 49.3 43.2 39.0 49.3 51.5 29 36.7 39.7 38.2 38.3 41.0 41.0 40.6 40.7 39.4 40.6 37.7 35.0 36.4 34.9 41.7 42.8 38.4 28.8 38.0 40.2 43.1 44.7 44.4 44.7 39.5 44.7 30 43.1 43.2 43.6 43.7 43.9 47.4 50.4 51.5 49.4 49.0 46.5 45.7 46.4 45.3 48.5 50.1 51.8 53.6 53.8 53.0 50.1 49.2 50.5 51.6 48.4 53.8 MEAN 49.3 49.4 49.3 49.0 49.1 49.0 48.8 48.9 48.7 48.3 48.2 48.1 48.1 48.1 48.3 48.4 48.5 48.5 49.1 49.5 49.8 50.0 49.6 49.5 48.9 52.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2006 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 50.9 50.2 49.9 50.0 50.4 50.4 50.4 50.6 50.0 49.9 49.9 49.4 49.0 49.0 48.8 48.4 47.9 47.8 48.6 49.1 49.2 49.1 48.5 47.3 49.4 50.9 2 46.9 47.2 47.4 48.1 48.1 48.2 47.9 48.7 48.9 49.1 48.9 48.9 49.1 48.9 47.1 47.2 44.8 43.5 41.7 36.7 37.4 37.0 41.8 48.2 45.9 49.1 3 47.9 47.6 46.1 46.1 45.0 45.8 45.0 44.7 44.8 44.3 44.7 47.3 50.5 51.2 51.6 52.3 52.4 51.9 52.0 51.6 51.9 52.6 52.7 52.1 48.8 52.7 4 51.5 52.0 51.3 51.1 51.5 51.3 51.1 50.0 50.1 51.1 50.9 49.8 48.9 48.0 48.6 48.9 47.5 47.3 47.4 48.7 50.4 51.2 52.2 52.4 50.1 52.4 5 50.8 51.0 51.7 52.2 52.0 51.6 51.6 52.5 53.2 53.1 51.5 51.8 50.9 50.6 50.2 50.1 50.5 50.8 50.6 50.6 50.6 50.7 50.3 50.1 51.2 53.2 6 50.0 49.8 49.9 50.2 50.1 49.7 49.3 49.3 49.5 49.7 49.7 49.8 49.2 49.1 49.2 49.0 49.5 49.5 49.3 49.7 49.8 49.8 49.8 49.2 49.6 50.2 7 49.6 50.1 49.9 49.0 47.8 47.9 47.2 47.1 46.5 46.0 45.2 44.8 44.7 47.1 47.2 45.9 45.5 47.9 48.3 47.2 48.9 50.5 47.9 48.2 47.5 50.5 8 46.3 45.3 45.9 47.4 48.5 48.8 48.8 48.9 49.2 49.0 48.8 49.0 50.1 50.3 51.2 52.3 51.8 51.8 51.1 49.8 49.5 49.9 50.7 51.1 49.4 52.3 9 51.6 52.5 52.2 50.9 50.6 49.7 48.6 48.0 47.2 50.5 49.2 48.1 46.5 46.6 46.4 47.2 49.2 50.5 50.6 51.2 51.8 52.5 52.8 52.9 49.9 52.9 10 52.6 52.8 52.6 54.0 54.1 55.7 55.5 56.6 56.7 57.5 58.3 57.5 55.0 52.6 52.6 54.6 57.2 58.8 56.4 57.6 56.6 56.8 56.5 56.6 55.6 58.8 11 56.0 55.8 55.2 54.8 55.6 55.0 54.3 53.9 53.3 52.4 52.6 52.3 51.2 51.2 50.8 52.4 52.1 52.1 51.1 50.5 47.2 45.5 43.8 43.0 51.8 56.0 12 43.0 43.4 45.5 45.9 45.1 46.3 47.1 46.7 45.9 45.9 46.6 47.2 48.0 48.4 48.2 47.2 47.6 47.4 48.9 49.5 50.3 48.1 47.9 47.4 47.0 50.3 13 46.9 47.0 47.1 47.1 47.3 47.2 47.2 47.3 47.4 47.6 47.2 47.2 47.3 47.6 47.5 47.0 46.9 46.8 46.8 47.9 48.2 48.6 49.3 48.5 47.4 49.3 14 47.0 46.0 45.6 44.3 42.4 40.9 39.9 40.3 41.4 41.7 40.8 40.0 39.9 39.1 39.2 39.2 39.0 38.7 38.3 38.0 38.3 39.0 39.7 39.5 40.8 47.0 15 39.2 39.7 40.3 40.7 40.4 40.4 40.4 40.9 40.7 41.9 43.0 44.7 45.0 45.5 46.6 46.7 47.2 46.4 47.4 47.7 47.4 47.5 47.3 47.6 43.9 47.7 16 47.4 47.8 47.2 46.5 45.7 46.1 46.0 46.0 46.1 45.9 46.5 46.6 45.6 44.9 44.4 46.3 47.1 49.1 49.8 49.6 49.8 50.0 45.3 35.0 46.5 50.0 17 34.2 35.3 33.9 32.5 33.4 34.8 34.3 35.2 36.2 37.3 37.8 37.1 35.9 38.9 37.9 37.1 36.8 34.1 34.2 33.1 37.2 46.7 47.4 47.8 37.1 47.8 18 48.0 47.9 47.9 48.5 49.1 49.3 49.1 49.4 50.1 50.4 50.4 50.1 49.9 49.9 49.7 49.5 49.5 47.1 43.8 44.2 43.8 40.2 36.3 38.0 47.2 50.4 19 39.5 42.7 41.0 41.9 45.2 44.3 46.6 48.0 48.1 47.5 47.5 47.8 47.5 47.7 46.8 45.1 43.7 42.9 42.6 43.9 45.2 44.8 40.8 42.7 44.7 48.1 20 44.8 47.0 44.4 39.3 41.4 42.9 43.4 43.3 43.0 44.8 45.1 45.0 45.0 41.3 38.5 39.5 41.0 43.1 43.3 43.2 43.6 43.9 43.7 43.8 43.1 47.0 21 44.4 44.8 45.2 44.9 44.6 44.6 44.5 44.6 43.4 41.1 40.5 41.6 43.3 42.8 43.4 45.2 45.4 46.0 46.3 46.7 46.6 48.0 48.7 49.4 44.8 49.4 22 49.4 50.0 50.2 50.0 49.4 49.9 50.5 51.6 52.3 52.7 52.8 52.9 52.8 52.7 52.9 52.7 52.3 51.9 52.3 52.1 51.7 52.0 51.9 51.0 51.6 52.9 23 51.8 51.4 51.1 50.8 50.5 50.0 50.1 50.0 49.8 50.3 49.7 50.0 49.4 48.0 47.2 48.6 49.9 51.0 52.5 57.8 55.4 57.3 54.7 61.8 51.6 61.8 24 58.1 59.9 56.0 55.2 53.4 53.0 49.6 50.7 49.9 49.2 50.5 52.2 49.4 49.9 49.1 46.5 45.3 44.4 44.1 43.9 44.1 44.4 44.6 44.5 49.5 59.9 25 44.5 44.4 44.0 47.0 47.8 47.2 46.9 50.3 50.1 49.2 48.9 48.5 48.5 49.8 50.1 49.2 49.0 48.4 47.1 46.3 46.4 45.5 43.8 43.9 47.4 50.3 26 43.7 44.3 44.4 44.4 44.8 45.3 45.0 44.2 44.6 44.4 44.7 44.9 45.0 44.5 45.0 45.3 45.6 46.1 46.5 46.8 46.8 46.7 45.7 45.2 45.2 46.8 27 45.1 45.5 45.7 45.4 44.7 46.2 45.0 43.8 43.2 43.0 43.1 43.1 43.3 43.2 42.7 42.9 41.3999.9 43.0 43.3 43.8 44.0 43.8 43.5 43.8 46.2 28 43.8 44.3 43.6 43.8 44.1 43.7 43.5 43.6 42.7 42.8 43.1 43.3 42.0 37.8 38.8 40.5 40.0 40.4 41.4 41.3 41.6 42.8 42.3 42.0 42.2 44.3 29 43.1 44.9 44.0 42.0 35.7 33.2 27.4 25.0 26.1 27.1 26.4 25.0 28.7 40.2 43.6 44.3 43.7 42.6 42.6 43.4 44.8 41.0 44.5 44.0 37.6 44.9 30 43.6 41.5 40.7 42.3 42.2 42.1 43.0 43.5 46.2 50.6 48.2 51.4 68.8 69.4 65.3 63.9 61.6 61.8 60.4 58.8 57.1 54.3 54.0 53.2 52.7 69.4 31 51.6 49.6 46.9 48.5 48.0 47.7 48.8 48.8 48.3 48.5 48.5 48.4 49.0 49.5 50.3 51.3 50.6 52.1 52.0 51.6 51.3 50.1 51.9 52.1 49.8 52.1 MEAN 47.2 47.5 47.0 46.9 46.7 46.7 46.4 46.6 46.6 46.9 46.8 47.0 47.4 47.6 47.4 47.6 47.5 47.7 47.4 47.5 47.6 47.8 47.4 47.5 47.2 51.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9 50.9 49.7 48.8 48.4 48.2 47.9 45.6 45.9 47.7 50.2 49.4 48.7 49.1 48.4 45.6 46.0 46.2 47.3 46.8 47.0 47.9 50.9 2 47.0 46.9 47.5 48.7 48.9 48.7 48.7 48.5 48.0 48.6 48.7 49.2 50.4 48.5 48.2 49.0 50.8 52.8999.9 54.1 49.9 46.8 45.8 45.8 48.8 54.1 3 46.2 45.9 45.4 45.4 47.7 48.5 49.7 50.0 50.3 50.2 50.9 49.7 48.6 49.5 50.1 47.5 48.3 48.9 48.7 49.0 49.2 48.8 48.5 46.5 48.5 50.9 4 46.2 45.1 44.9 45.1 45.4 45.4 45.6 45.4 44.8 44.2 43.5 42.5 42.3 42.3 42.4 42.7 42.5 42.4 43.1 42.7 42.6 43.2 43.0 42.7 43.7 46.2 5 42.3 42.0 41.4 41.0 37.3 34.8 35.3 35.7 29.1 34.0 41.0 47.6 45.0 41.0 39.6 40.9 38.7 39.7 42.9 36.7 44.8 44.6 44.0 44.4 40.2 47.6 6 46.6 46.6 47.1 46.6999.9999.9999.9999.9 42.7 45.6 49.4 46.9 48.9 47.1 45.3 45.7 44.6 44.6 44.6 44.9 45.8 45.7 45.9 46.2 46.0 49.4 7 46.0 44.7 45.5 43.6 44.3 44.3 43.8 44.4 44.5 43.3 41.9 43.0 42.6 42.4 42.0 42.5 43.1 44.0 44.0 44.7 45.7 46.3 47.7 48.5 44.3 48.5 8 999.9999.9 49.5 49.3 49.1 48.4 48.3 47.9 47.3 46.8 46.1 45.7999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 47.8 49.5 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 45.7 45.2 45.9 45.7 46.2 45.7 45.7 45.8 44.4 45.1 45.9 46.3 46.5 45.9 45.3 45.3 45.3 45.8 44.8 45.4 46.3 46.1 46.0 45.9 45.9 49.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9 39.9 39.7 37.8 40.4 41.0 41.1 38.1 35.3 34.4 34.9 35.7 36.6 37.2 37.3 37.4 37.6 37.8 41.1 6 37.1 36.1 34.3 33.0 31.8 31.1 31.0 31.0 31.1 31.6 31.3 30.5 30.3 30.2 29.0 28.5 28.0 27.6 27.4 31.7999.9999.9999.9999.9 31.1 37.1 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9 32.5 33.8 33.6 37.2 36.9 35.6 34.8 35.2 35.7 36.2 36.4 36.5 42.3 41.8 43.0 44.5 45.6 45.0 44.9 38.5 45.6 13 44.2 44.2 46.3 46.8 46.4 46.1 46.3 46.6 46.5 45.7 46.2 45.9 46.9 47.9 47.3 46.1 45.5999.9999.9999.9999.9999.9999.9999.9 46.2 47.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 52.6 47.6 47.8 47.7 48.2 49.0 48.9 49.7 50.3 57.0 57.0 58.0 57.1 55.5 51.9 58.0 22 48.6 53.4 53.1 53.2 53.8 53.2 53.1 53.0 52.4 52.2 52.8 54.5 54.8 55.1 54.7 53.7 52.4 52.5 53.6 55.2 55.7 56.1 56.0 55.5 53.7 56.1 23 54.4 53.2 51.6 53.0 53.2 53.8 54.5 54.7 54.8 55.1 55.2 55.5 55.7 56.2 56.7 56.7 56.2 56.1 56.4 57.0 57.6 57.1 57.9 58.0 55.4 58.0 24 56.8 57.3 56.0 54.0 52.7 53.4 53.6 49.5 46.6 47.1 45.0 43.9 42.1 41.5 42.5 44.4 45.6 45.3 44.7 44.5 44.8 46.5 48.1 49.1 48.1 57.3 25 49.1 50.2 50.0 49.9 49.6 50.3 51.4 52.2 51.8 53.1 52.2 51.3 52.2 51.5 52.0 53.0 52.6 52.8 54.5 53.5 53.3 54.0 54.2 54.7 52.1 54.7 26 54.3 53.5 53.1 52.5 51.7 51.0 50.4 50.2 49.9 50.1 49.8 49.7 49.9 50.3 50.4 49.7 52.6 54.2 55.4 56.7 57.9 57.7 57.4 57.3 52.7 57.9 27 57.4 56.8 55.5 55.0 54.8 54.3 54.0 54.0 53.5 53.4 54.7 53.1 51.7 50.9 49.9 49.9 50.6 50.7 52.5 53.5 54.6 54.5 54.3 54.7 53.5 57.4 28 55.4 55.0 54.7 56.4 57.4 55.5 54.0 53.0 54.2 56.1 55.0 56.8 60.1 59.0 54.3 42.1 36.7 44.2 45.9 45.5 46.0 47.6 49.9 50.1 51.9 60.1 MEAN 50.8 51.1 50.5 50.4 50.1 48.1 48.2 47.8 47.1 47.4 47.4 47.0 47.3 47.2 46.6 45.4 45.0 46.4 47.1 48.6 50.9 51.5 51.7 51.7 47.7 52.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 50.7 50.7 50.8 50.1 49.7 49.5 48.5 48.7 48.7 46.4 44.1 44.4 45.0 45.4 46.6 46.2 47.5 47.2 48.8 51.5 53.7 54.6 55.7 54.8 49.1 55.7 2 54.3 53.4 49.8 47.3 48.7 50.6 48.8 47.2 46.9 46.2 43.6 43.9 45.4 49.1 52.2 53.2 51.8 52.2 52.3 51.7 52.1 54.6 54.3 52.8 50.1 54.6 3 50.5 47.1 48.3 47.9 45.8 46.4 44.9 43.9 44.9 46.7 47.1 47.0 47.7 49.1 49.1 49.0 50.5 53.9 50.9 55.1 55.5 54.4 55.3 56.3 49.5 56.3 4 56.0 55.9 56.5 55.6 55.5 51.9 50.4 49.7 50.5 49.3 45.2 44.9 43.0 43.1 44.2 51.1 44.0 44.5 44.3 42.0 39.8 42.2 43.3 46.3 47.9 56.5 5 47.7 46.5 46.0 45.6 43.9 46.9 46.9 46.0 45.4 46.4 45.8 44.6 46.4 44.1 43.0 43.6 44.2 44.7 42.2 40.9 39.9 40.2 40.4 40.1 44.2 47.7 6 41.8 42.8 43.7 43.5 41.8 41.9 44.6 44.0 42.9 43.0 44.1 46.3 48.4 48.5 52.0 54.1 52.9 55.5 53.2 52.4 55.0 56.2 56.8 56.0 48.4 56.8 7 44.1 42.8 45.2 52.8 48.7 46.4 46.3 47.8 52.9 57.8 57.5 56.5 56.6 55.7 54.4 54.1 52.1 51.0 53.0 53.2 55.2 58.4 59.1 58.7 52.5 59.1 8 58.0 59.0 59.6 57.9 56.9 54.6 53.9 55.9 56.0 56.5 56.8 55.3 54.6 53.9 52.5 53.5 51.6 52.2 49.4 50.2 50.6 51.1 51.0 52.2 54.3 59.6 9 51.2 51.4 52.3 53.2 57.8 58.8 59.0 60.0 60.1 62.3 65.2 66.0 66.3 66.1 65.3 65.0 62.8 64.7 63.2 63.5 62.5 61.6 61.3 60.9 60.8 66.3 10 60.0 58.2 56.2 54.6 55.7 55.7 54.3 53.9 55.1 55.4 54.9 54.4 53.9 54.6 54.8 53.4 53.0 53.3 51.6 52.6 53.1 54.4 56.7 54.6 54.8 60.0 11 54.6 54.0 53.8 53.9 55.6 57.3 57.6 56.3 54.7 54.4 54.0 53.4 53.9 54.8 55.3 57.1 61.6 65.9 63.0 64.0 65.3 65.8 67.1 63.1 58.2 67.1 12 60.4 58.2 53.6 55.2 52.6 50.6 51.1 47.8 41.3 37.7 34.0 36.2 35.3 35.9 35.6 38.2 39.9 39.6 39.2 42.1 43.5 45.0 46.3 46.9 44.4 60.4 13 45.4 47.9 47.5 49.5 47.4 45.0 45.3 45.7 43.8 42.6 39.4 39.1 42.0 43.0 41.6 39.3 37.9 38.0 40.2 42.9 43.5 43.7 44.0 45.3 43.3 49.5 14 46.5 47.9 48.6 47.6 43.6 44.9 45.0 47.9 50.6 52.9 54.7 60.1 56.3 54.2 52.3 53.3 54.9 57.8 58.5 57.8 58.1 57.0 55.1 57.1 52.6 60.1 15 58.1 56.7 57.4 58.2 56.3 54.3 56.1 57.4 57.8 58.8 59.9 59.3 59.2 55.7 57.4 56.5 59.9 59.8 60.0 61.1 62.6 63.4 60.0 59.8 58.6 63.4 16 60.4 58.7 56.7 54.9 55.0 55.5 54.2 52.8 52.2 53.3 55.3 56.0 56.0 53.8 53.1 53.0 55.3 56.7 54.9 54.4 53.5 52.7 51.7 50.5 54.6 60.4 17 50.6 50.1 51.1 53.2 54.5 55.3 55.5 55.6 55.3 54.6 54.5 55.3 57.2 58.2 59.4 60.5 61.5 63.4 63.9 62.4 62.7 62.7 62.8 62.5 57.6 63.9 18 61.8 61.3 61.5 61.2 57.0 60.6 61.6 61.2 61.7 62.1 62.1 61.7 61.9 61.5 60.6 56.9 55.4 55.7 57.2 58.7 61.9 63.2 62.4 60.7 60.4 63.2 19 61.5 59.6 60.4 59.3 58.2 56.6 57.7 52.9 47.1 46.0 49.2 57.2 57.6 57.7 57.8 58.3 59.0 59.9 49.1 40.5 41.9 45.1 53.6 57.3 54.3 61.5 20 52.9 49.8 56.6 56.7 59.0 58.6 58.0 57.6 57.8 58.1 58.3 58.2 58.7 59.6 60.6 60.9 61.0 61.2 61.6 59.3 58.0 57.3 59.3 60.7 58.3 61.6 21 59.6 58.7 58.2 58.0 57.4 57.7 56.0 53.9 53.4 51.9 50.7 48.4 46.4 44.4 45.8 47.7 46.4 47.2 46.8 45.4 47.0 48.5 48.1 51.1 51.2 59.6 22 51.2 50.9 45.4 42.9 44.7 49.1 49.0 49.0 49.3 50.2 49.6 49.2 49.1 49.7 49.2 49.3 48.1 47.3 48.0 48.5 49.8 49.6 48.8 49.4 48.6 51.2 23 49.4 49.7 50.4 51.4 51.6 51.5 51.4 50.5 49.8 48.3 48.6 47.0 46.4 45.8 44.4 45.2 47.0 48.4 47.6 44.0 40.7 43.2 41.2 40.8 47.3 51.6 24 47.2 45.4 45.0 47.6 47.2 48.0 50.2 51.1 51.0 50.6 50.8 50.8 51.6 50.8 49.6 46.9 46.8 43.3 44.2 43.6 44.4 45.3 44.8 48.9 47.7 51.6 25 52.4 49.9 50.8 51.1 48.5 49.3 50.1 50.0 50.7 51.5 51.8 51.7 50.7 52.3 52.8 53.4 54.1 55.1 56.0 56.1 56.3 57.4 58.7 58.8 52.9 58.8 26 58.7 58.2 59.6 58.8 57.8 58.3 59.2 58.2 58.1 59.1 59.8 58.1 57.4 58.4 58.3 58.9 58.4 55.6 50.7 56.7 57.3 56.3 59.9 57.4 57.9 59.9 27 56.1 54.5 52.6 52.0 53.4 54.2 53.6 52.5 51.8 52.0 50.9 53.0 52.9 54.1 53.6 52.1 53.0999.9 51.9 50.2 48.0 45.8 46.7 45.7 51.8 56.1 28 46.1 45.0 45.8 48.7 52.5 58.4 57.5 56.9 59.4 56.7 57.3 59.4 59.9 59.3 58.2 58.4 63.7 68.4 72.0 73.4 73.6 75.5 75.7 73.1 60.6 75.7 29 73.0 75.8 76.7 75.7 74.0 68.6 69.5 57.7 54.6 60.1 46.1 46.5 44.6 40.1 41.3 40.4 39.8 41.0 40.3 39.6 40.6 40.0 41.4 42.4 52.9 76.7 30 42.1 41.7 40.0 42.9 42.5 44.4 45.1 47.3 53.6 54.1 56.7 56.7 62.0 63.3 63.0 59.5 59.7 59.9 60.0 59.0 41.5 41.7 47.1 49.5 51.4 63.3 31 57.2 56.2 55.2 53.1 53.1 52.2 50.5 49.7 49.6 49.9 49.1 48.8 49.5 52.4 53.6 53.8 54.5 55.3 54.1 54.8 56.8 59.3 57.5 57.5 53.5 59.3 MEAN 53.5 52.8 52.8 52.9 52.5 52.7 52.6 51.9 51.8 52.1 51.5 51.9 52.1 52.1 52.2 52.3 52.5 53.3 52.5 52.5 52.4 53.1 53.7 53.9 52.6 59.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 57.4 56.8 56.6 55.9 54.5 56.8 57.5 59.1 60.4 59.4 59.8 59.1 59.3 59.1 59.1 59.5 57.6 58.0 56.4 54.7 54.3 55.6 56.1 56.5 57.5 60.4 2 57.3 56.6 56.3 55.9 55.3 53.7 53.2 52.5 52.6 53.1 54.2 55.6 56.0 56.4 56.9 58.1 59.2 59.0 59.9 60.9 62.6 66.2 66.6 66.7 57.7 66.7 3 66.3 64.6 63.1 61.3 57.3 56.5 56.7 56.7 57.4 57.0 56.0 56.4 58.5 58.5 60.5 62.7 64.3 66.1 67.6 66.5 68.4 69.0 69.7 69.6 62.1 69.7 4 69.3 68.9 68.2 68.4 67.6 67.3 67.7 67.8 65.0 65.6 65.5 65.6 63.8 60.8 58.2 58.4 58.5 59.4 58.8 58.2 59.5 60.6 61.9 63.2 63.7 69.3 5 64.1 62.9 62.3 61.5 60.9 61.2 59.3 59.0 57.5 55.9 56.1 55.4 55.2 55.5 55.2 55.1 55.0 56.0 56.0 56.7 56.6 56.8 57.4 58.2 57.9 64.1 6 59.3 60.0 59.7 59.1 58.6 59.3 59.6 59.5 57.7 56.5 55.6 54.1 47.1 29.0 31.7 56.1 57.3 56.6 56.8 55.7 56.3 57.1 56.9 55.5 54.8 60.0 7 53.3 55.4 58.6 61.6 62.5 62.4 61.4 60.1 58.5 56.7 54.3 54.4 54.0 53.4 53.3 53.1 53.9 55.1 54.0 53.8 55.3 57.2 55.4 55.9 56.4 62.5 8 56.1 54.9 52.5 52.5 52.8 53.2 53.8 53.7 53.3 52.6 51.9 51.3 52.3 50.9 53.3 53.4 52.7 52.9 53.0 53.0 54.0 54.4 53.8 53.5 53.2 56.1 9 53.7 54.3 55.6 55.6 56.9 57.4 56.1 56.1 56.0 55.0 55.9 58.2 59.1 58.5 59.0 58.0 58.1 57.9 57.2 57.2 57.0 57.6 56.2 57.7 56.9 59.1 10 60.3 60.9 61.7 62.1 60.7 60.0 61.5 61.6 61.1 60.7 57.0 55.2 57.4 58.3 55.8 56.7 56.8 54.4 55.2 56.2 56.8 58.0 58.8 57.9 58.6 62.1 11 57.5 57.5 56.8 57.7 56.5 54.2 53.8 53.0 53.1 52.9 51.9 52.6 51.3 49.9 50.6 52.4 53.0 54.3 55.8 56.9 56.7 57.1 56.6 56.8 54.6 57.7 12 56.8 57.3 57.7 57.2 57.0 57.0 58.9 59.7 59.7 61.7 62.0 63.2 63.9 63.5 63.1 61.7 54.5 47.9 46.5 44.0 44.6 46.8 46.1 42.9 55.6 63.9 13 42.0 41.4 41.3 42.6 49.8 45.4 42.3 47.6 37.3 36.4 43.5 41.8 43.2 51.2 49.7 49.5 49.1 49.8 51.6 48.3 50.5 52.2 53.3 54.8 46.4 54.8 14 54.4 52.5 53.9 55.7 56.9 57.0 58.0 57.8 59.2 60.9 60.7 59.6 58.9 58.5 56.7 57.0 58.6 59.3 59.8 61.1 61.9 61.4 61.4 60.3 58.4 61.9 15 58.4 57.2 57.5 57.3 58.6 60.2 59.0 57.2 53.7 44.8 39.6 40.7 41.0 43.1 44.8 43.3 44.0 44.0 48.1 52.0 53.5 57.4 57.2 58.1 51.3 60.2 16 58.1 57.7 56.4 58.6 59.7 60.8 61.4 61.7 61.4 64.0 67.9 68.2 66.8 64.5 59.0 54.9 50.5999.9 46.6 48.7 49.7 50.7 52.3 53.4 57.9 68.2 17 52.5 50.7 50.0 48.2 46.4 45.4 45.6 45.4 44.9 45.8 46.5 45.3 44.2 45.0 47.5 48.6 52.8 56.5 56.9 56.8 55.8 58.6 53.7 54.6 49.9 58.6 18 60.0 58.8 63.1 66.1 66.4 67.3 67.8 68.8 69.3 70.7 70.7 71.9 72.4 68.4 68.2 68.6 70.2 73.7 69.9 60.1 58.0 59.3 60.1 68.0 66.6 73.7 19 65.3 62.5 66.9 64.3 63.4 64.2 66.0 62.4 61.8 61.9 66.1 67.8 62.6 55.9 56.0 55.8 57.1 57.0 59.2 63.0 68.4 71.1 70.7 72.0 63.4 72.0 20 73.7 74.4 73.0 77.4 76.0 75.0 74.8 71.8 68.9 68.0 68.2 69.0 69.3 69.1 68.7 67.6 67.8 68.0 68.1 66.7 66.0 65.7 67.0 70.7 70.2 77.4 21 71.1 68.2 67.3 67.8 68.9 69.3 68.7 68.0 67.1 65.8 64.7 65.2 65.6 64.0 62.0 63.8 62.2 65.0 68.0 67.9 67.4 67.6 67.7 68.7 66.8 71.1 22 68.9 67.3 64.4 68.5 72.8 70.1 67.3 66.5 66.4 66.8 67.5 67.9 67.2 67.9 69.3 68.7 68.5 67.8 70.1 67.5 66.5 70.7 72.2 71.4 68.4 72.8 23 69.5 65.2 61.8 62.8 65.7 61.1 57.8 59.0 61.4 61.3 60.5 60.1 59.5 58.6 56.7 56.0 55.2 54.5 55.3 56.8 57.1 58.0 57.0 55.6 59.4 69.5 24 56.9 55.5 54.0 65.8 65.7 63.8 56.7 56.0 58.2 58.9 64.1 62.1 57.7 49.9 51.0 55.7 53.4 55.2999.9999.9 53.3 52.5 54.1 53.5 57.0 65.8 25 52.7 54.1 54.7 55.0 55.4 56.4 59.5 60.3 58.6 56.9 58.2 61.6 63.2 62.9 61.6 60.2 57.1 58.3 63.4 63.7 66.5 59.6 59.1 67.9 59.5 67.9 26 69.4 67.9 66.1 64.9 61.2 61.6 62.2 64.4 68.5 67.6 67.7 64.0 65.1 67.4 65.7 66.2 65.0 63.8 66.7 66.8 64.4 64.5 64.3 61.7 65.3 69.4 27 60.3 60.8 60.9 60.8 59.9 58.1 56.9 56.1 54.5 55.8 56.2 58.7 56.9 59.7 61.4 62.3 59.8 58.2 58.5 57.9 59.0 60.6 63.4 63.3 59.2 63.4 28 61.7 59.0 58.7 56.6 58.0 58.7 57.8 57.9 57.3 57.7 58.7 60.0 61.4 59.7 58.6 59.8 59.6 59.7 59.5 58.3 58.9 57.4 72.8 76.3 60.2 76.3 29 78.1 75.8 69.7 65.5 65.2 59.8 57.6 59.5 60.4 59.8 63.2 62.5 63.5 63.1 62.7 65.4 64.3 65.0 64.8 63.9 64.5 71.0 68.7 69.8 65.2 78.1 30 66.8 63.9 64.7 65.4 63.1 62.4 62.4 63.3 65.0 66.4 66.6 65.0 64.0 62.8 62.3 62.8999.9999.9999.9999.9 64.7 62.8 65.0 62.2 64.1 66.8 MEAN 61.0 60.1 59.8 60.4 60.5 59.8 59.4 59.4 58.9 58.6 59.0 59.1 58.7 57.5 57.3 58.4 57.8 58.3 58.7 58.3 59.0 59.9 60.5 61.2 59.3 66.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 61.2 61.3 64.3 62.3 63.1 60.6 60.3 61.8 63.4 66.5 67.8 67.9 63.7 60.3 62.5 60.4 59.1 60.2 61.8 55.2 58.5 63.7 66.7 66.4 62.5 67.9 2 64.9 67.9 67.9 66.9 65.0 64.2 63.6 62.9 63.3 63.7 65.1 64.5 63.7 62.7 61.9 62.0 55.5 54.5 54.6 56.3 58.0 58.7 57.3 57.2 61.8 67.9 3 53.5 54.0 54.4 58.6 60.8 57.9 56.3 55.7 55.6 59.0 61.6 61.9 62.4999.9 59.9 59.9 59.6 57.1 56.7 56.8 58.4 58.3 59.2 60.2 58.2 62.4 4 62.6 61.5 58.4 60.2 61.3 62.5 59.5 60.1 63.6 71.5 71.0 68.8 64.8 64.9 55.0 54.6 57.4 59.2 57.1 57.1 57.6 58.3 56.4 54.9 60.8 71.5 5 55.0 56.3 56.4 55.1 54.0 55.2 54.2 53.5 54.0 57.2 64.0 66.2 69.7 67.1 65.6 64.1 65.4 66.0 66.5 56.5 67.2 69.8 70.5 67.4 61.5 70.5 6 77.3 77.0 74.8 65.8 60.9 51.6 50.7 48.5 46.4 48.8 51.0 50.0 46.7 48.4 49.4 49.6 47.3 47.7 48.2 50.7 50.2 48.7 50.4 47.3 53.6 77.3 7 46.7 47.7 52.6 44.2 45.5 48.6 54.4 47.5 46.6 48.2 51.4 49.2 52.4 51.5 52.3 52.5 55.9 55.5 50.6 50.5 53.9 56.8 60.2 61.8 51.5 61.8 8 65.4 69.8 75.3 60.3 58.8 59.3 59.1 61.8 63.3 64.8 66.2 72.6 71.6 70.0 71.2 70.1 69.8 68.5 68.5 73.8 74.8 76.2 76.2 74.1 68.4 76.2 9 74.5 76.1 74.8 74.3 74.7 76.0 75.6 72.2 67.9 66.6 64.0 61.9 59.8 59.8 61.0 64.8 66.6 66.8 65.9 65.2 62.1 61.7 63.7 67.1 67.6 76.1 10 67.0 66.8 63.6 65.0 64.1 64.8 65.3 65.4 66.1 67.5 66.8 66.9 65.9 65.2999.9999.9999.9999.9999.9999.9 69.1 69.6 71.2 70.6 66.7 71.2 11 77.6 78.4 77.4 77.6 77.1 75.8 75.1 73.9 76.1 74.6 72.3 71.1 66.1 67.0 67.5 66.5 65.0 65.3 65.1 65.3 65.6 73.6 75.9 78.3 72.0 78.4 12 79.1 77.8 76.9 75.0 71.6 73.9 64.7 63.3 62.8 61.2 62.6 62.2 62.0 63.5 65.6 65.6 64.5 64.1 64.5 64.7 64.4 64.4 64.3 63.6 66.8 79.1 13 63.2 65.8 65.8 67.9 68.5 72.7 72.9 73.7 75.3 74.8 75.7 77.0 75.8 74.3 74.5 74.3 73.2 72.3 71.7 71.2 68.8 68.4 67.7 67.6 71.4 77.0 14 68.1 67.8 66.8 66.5 67.5 69.1 69.5 68.8 68.0 69.6 68.3 68.4 68.2 67.8 67.7 67.0 66.0 65.1 63.7 66.3 68.5 71.0 70.1 69.2 67.9 71.0 15 66.7 59.7 50.8 50.0 50.1 50.4 46.5 48.4 44.4 42.0 41.9 40.7 42.3 44.3 57.3 63.6 66.8 67.3 59.4 48.4 47.1 49.8 47.4 40.3 51.1 67.3 16 42.1 42.7 44.1 57.4 58.2 60.1 64.0 63.5 65.8 65.1 66.4 63.9 61.6 60.6 63.9 66.4 64.0 64.3 66.2 64.9 65.4 68.3 70.4 73.5 61.8 73.5 17 70.6 66.2 61.9 59.4 58.5 55.9 57.8 65.6 67.7 66.5 66.0 64.0 62.9 63.9 64.2 64.5 65.2 65.7 61.2 57.1 65.2 66.1 64.5 63.3 63.5 70.6 18 64.8 64.8 64.0 64.7 65.0 66.0 68.9 68.6 67.4 66.7 67.1 66.6 66.5 67.3 67.8 67.6 66.0 65.5 63.9 64.3 67.9 66.2 64.7 63.7 66.1 68.9 19 63.6 63.9 58.5 62.3 63.6 62.8 63.0 63.1 62.6 62.0 61.8 62.0 62.1 62.6 64.6 65.5 64.8 63.8 63.7 64.7 65.2 64.9 64.5 68.2 63.5 68.2 20 66.7 65.8 63.4 61.9 62.5 64.5 66.7 63.7 61.8 62.1 62.3 61.1 61.1 62.6 61.6 62.4 62.4 63.1 62.2 62.7 62.5 61.8 61.9 61.3 62.8 66.7 21 60.3 62.1 62.4 61.2 61.4 60.6 60.6 62.1 62.5 63.1 64.5 63.7 63.9 63.3 62.9 63.0 61.7 61.4 63.4 63.6 61.8 62.9 62.3 61.9 62.4 64.5 22 61.2 60.3 59.8 61.0 59.3 58.0 57.7 57.0 53.1 52.2 50.3 51.6 58.0 64.1 61.8 59.7 66.3 67.1 66.0 67.8 68.5 68.1 66.0 64.2 60.8 68.5 23 62.3 60.5 59.3 58.8 57.3 57.6 58.2 57.8 58.6 58.6 59.1 59.7 58.8 58.1 57.3 57.9 58.8 58.5 57.4 56.3 53.9 53.5 54.6 56.8 57.9 62.3 24 56.0 53.4 53.1 49.1 45.3 47.0 45.9 46.4 49.4 53.2 50.1 50.6 50.7 49.4 49.9 51.3 53.3 55.3 56.4 56.3 54.5 52.6 54.9 62.0 51.9 62.0 25 58.4 52.6 59.2 60.0 57.2 58.0 56.2 56.5 57.7 58.1 57.9 59.0 60.5 60.3 59.2 58.3 58.5 58.9 59.8 62.7 62.3 61.9 62.8 65.0 59.2 65.0 26 63.8 59.3 57.3 56.7 57.4 57.4 56.2 56.9 55.8 52.2 57.8 56.8 57.4 58.0 59.2 57.6 55.9 54.0 56.0 57.7 57.6 57.1 60.7 58.8 57.4 63.8 27 58.3 60.6 60.0 60.3 61.4 62.1 61.5 61.2 62.1 62.0 62.5 62.9 63.5 63.9 64.2 63.6 64.8 64.1 63.3 63.0 62.0 61.4 60.7 60.9 62.1 64.8 28 60.5 59.7 62.7 61.8 62.5 63.1 60.8 62.2 61.9 63.1 63.9 63.4 63.0 63.2 63.1 62.7 62.4 63.9 63.1 61.0 60.0 59.9 59.6 58.4 61.9 63.9 29 57.3 56.2 55.6 54.7 53.1 52.7 51.9 51.0 51.6 52.2 50.0 51.0 51.4 53.1 52.3 54.1 53.6 57.1 60.3 63.0 60.1 59.4 62.2 67.3 55.5 67.3 30 68.7 66.8 71.2 73.4 61.9 64.3 60.0 61.8 61.6 61.8 63.5 69.1 67.6 64.6 63.3 61.5 60.3 58.8 58.6 58.3 58.3 59.5 60.9 63.0 63.3 73.4 31 63.1 62.9 62.2 58.2 57.0 58.6 56.6 57.7 59.8 62.2 59.8 58.8 59.5 59.1 59.5 61.2 61.8 60.8 61.4 61.4 63.0 64.3 65.9 67.1 60.9 67.1 MEAN 63.2 62.8 62.4 61.6 60.8 61.0 60.4 60.4 60.5 61.2 61.7 61.7 61.4 61.4 61.5 61.7 61.7 61.7 61.2 60.8 61.7 62.5 63.0 63.3 61.7 69.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 66.4 67.6 69.5 68.5 66.0 66.2 64.8 63.6 63.5 63.9 62.6 59.3 58.2 57.1 56.8 56.9 55.5 55.2 54.7 53.7 54.5 54.6 54.0999.9 60.6 69.5 2 53.2 58.6 60.9 56.0 53.7 54.2 55.0 54.1 55.3 56.0 55.4 55.8 56.8 57.1 56.5 54.7 54.6 55.3 56.1 55.1 55.0 55.8 58.1 59.7 56.0 60.9 3 60.3 61.7 62.6 63.8 61.6 62.1 59.5 58.4 58.3 57.9 56.2 56.1 56.1 55.9 55.9 55.8 54.9 54.3 52.1 52.9 54.0 54.0 54.1 53.1 57.2 63.8 4 51.3 52.0 55.3 61.8 63.9 62.2 63.0 61.1 58.6 56.0 55.9 55.4 54.4 54.6 55.6 57.1 60.4 58.8 58.0 57.0 59.2 57.7 68.2 62.5 58.3 68.2 5 60.7 57.1 56.8 59.1 58.0 60.1 60.2 59.3 59.0 59.4 58.5 58.5 58.5 57.9 59.0 58.1 57.1 56.9 57.3 56.8 55.8 55.2 55.2 54.0 57.9 60.7 6 54.8 55.2 55.4 53.4 50.9 49.1 48.9 49.5 49.0 48.7 48.1 46.4 45.6 46.7 46.6 47.6 49.7 52.5 55.3 56.4 59.0 59.1 63.4 63.1 52.3 63.4 7 63.6 74.8 73.7 70.2 67.6 63.2 60.4 59.0 55.9 53.6 52.9 51.6 53.4 53.0 53.2 53.1 51.4 50.4 48.2 46.2 47.3 48.7 48.5 47.0 56.1 74.8 8 44.3 44.3 44.2 45.9 47.3 47.2 49.3 49.3 46.6 49.7 51.4 53.2 52.8 52.4 51.7 50.6 51.2 53.4 57.8 57.3 56.4 58.6 59.1 52.2 51.1 59.1 9 60.2 64.5 63.5 67.7 71.7 72.4 72.1 70.9 68.5 66.3 66.7 68.7 69.2 69.9 70.1 68.9 66.3 62.6 58.7 53.0 49.4 48.3 50.8 55.2 64.0 72.4 10 66.0 71.0 71.6 69.0 66.8 63.4 61.8 56.5 50.8 53.9 53.6 53.5 55.0 53.6 51.4 48.8 51.3 59.8 59.0 56.3 57.3 61.0 58.7 60.7 58.8 71.6 11 61.5 61.3 60.2 60.1 58.6 58.5 58.0 57.7 58.2 59.1 58.8 58.7 57.2 57.6 58.5 59.5 59.8 60.5 61.4 61.4 60.2 60.2 58.3 58.5 59.3 61.5 12 59.5 60.3 62.9 61.7 60.6 58.5 58.4 56.9 54.7 53.2 54.3 54.6 50.2 50.4 49.5 50.9 49.5 45.8 44.9 42.4 40.7 39.5 42.4 42.2 51.8 62.9 13 43.1 47.1 55.4 56.7 60.7 59.5 60.5 62.8 57.4 62.0 67.1 71.9 70.3 70.0 69.7 69.2 67.5 65.5 64.7 64.8 65.9 68.2 70.4 71.5 63.4 71.9 14 70.9 67.4 65.4 67.4 66.3 64.6 62.6 66.6 68.2 69.4 69.6 69.7 66.6 64.3 64.5 65.8 64.8 63.7 65.3 65.4 62.1 56.6 56.4 70.9 65.6 70.9 15 68.2 58.1 55.3 56.6 57.2 57.9 59.0 58.2 58.5 58.7 58.8 58.5 59.9 59.7 60.0 61.6 59.5 56.3 55.5 56.4 61.5 88.3 91.9 90.8 62.8 91.9 16 87.7 84.8 88.7 89.0 88.6 88.1 86.4 64.9 60.7 84.8 83.5 75.7 58.6 55.4 57.3 57.9 57.7 58.1 59.1 66.7 78.5 78.8 62.1 58.8 72.2 89.0 17 53.1 52.3 53.1 54.7 54.3 56.8 58.8 59.1 59.6 58.6 57.5 58.0 57.5 57.5 57.9 58.1 59.5 59.9 59.7 59.3 55.4 54.9 54.3 54.5 56.9 59.9 18 56.9 60.2 64.7 66.4 66.0 63.6 62.4 67.0 67.3 67.2 65.2 65.6 65.5 65.7 65.4 65.6 66.2 65.9 65.2 61.6 55.7 52.5 50.5 51.4 62.7 67.3 19 50.6 47.3 46.3 47.2 49.0 50.6 52.3 52.3 52.8 52.8 52.3 51.4 50.5 50.6 51.7999.9999.9999.9999.9999.9999.9999.9999.9999.9 50.5 52.8 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9 62.0 55.0 55.1 55.3 55.5 55.1 54.0 51.5 50.6 51.9 52.7 53.2 52.8 53.6 53.9 53.4 53.3 53.6 53.8 53.9 54.3 54.0 62.0 26 54.1 54.2 53.7 54.1 53.8 54.1 54.6 52.4 49.5 47.8 47.8 49.8 51.0 50.8 50.6 50.2 54.5999.9999.9999.9999.9999.9999.9999.9 51.9 54.6 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 59.3 60.0 61.0 61.5 60.8 60.3 60.1 58.8 57.5 58.7 58.5 58.3 57.1 56.8 56.9 57.2 57.3 57.3 57.2 56.6 56.9 58.2 58.4 58.9 58.2 67.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JULY YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9 57.2 50.1 47.2 44.7 58.0 59.8 62.0 63.3 63.0 60.7 59.6 59.3 58.5 58.2 58.7 60.4 58.2 58.4 74.7 85.7 86.9 61.2 86.9 3 80.6 77.6 79.4 79.8 80.0 79.2 68.6 72.4 66.6 59.6 56.5 55.4 53.0 55.5 54.6999.9999.9999.9999.9999.9999.9999.9999.9999.9 67.9 80.6 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9 65.9 58.2 56.8 57.6 59.3 59.3 58.1 58.4 58.1 57.3 56.0 53.1 54.1 54.3 52.7 52.4 53.7 53.8 51.5 52.6 53.7 58.6 56.2 65.9 10 59.3 58.8 58.8 61.7 62.4 62.2 58.4 55.9 53.2 51.1 45.7 41.4 39.3 37.6 36.3 42.0999.9999.9999.9999.9999.9999.9999.9999.9 51.5 62.4 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 42.3 41.2999.9999.9 15 39.3 40.9 42.2 43.3 43.6 43.1 44.4 43.6 43.8 44.0 44.4 44.5 44.5 45.2 45.7 45.3 45.0 45.7 46.9 47.8 48.6 52.2 51.0 50.2 45.2 52.2 16 47.9 45.0 49.0 51.1 51.9 55.0 53.8 54.7 54.9 52.2 49.2 49.6 49.3 48.9 48.7 48.1 49.5 50.5 54.6 56.1 61.6 62.4 61.1 58.2 52.6 62.4 17 58.0 56.6 56.3 54.8 55.4 55.0 53.7 52.0 52.2 53.1 54.8 55.4 55.5 53.8 53.2 48.1 49.5999.9999.9999.9999.9999.9999.9999.9 54.0 58.0 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 57.9 54.6 53.8999.9999.9 22 52.8 50.5 54.0 62.5 67.2 66.3 66.6 66.2 58.1 57.9 60.1 61.5 63.0 63.4 64.1 62.7 63.7 64.5 66.4 65.6 66.2 66.8 71.1 70.2 63.0 71.1 23 67.9 63.0 58.0 52.6 52.4 54.5 54.0 53.8 54.2 50.8 50.5 51.2 48.6 46.1 46.5 46.5 47.7 52.9 54.0 55.5 60.0 65.2 69.2 72.8 55.3 72.8 24 72.2 59.4 51.2 47.0 46.0 41.6 41.5 41.5 43.5 46.6 47.5 47.0 48.1 48.3 45.9 54.1 55.1999.9999.9999.9999.9999.9999.9999.9 49.2 72.2 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9 62.0 56.8 57.9 61.6 60.2 58.9 58.4 56.1 57.6 57.0 55.1 54.5 53.5 52.9 52.5 55.6 62.9 60.7 59.5 60.9 64.4 54.3 57.9 64.4 31 59.9 60.8 64.7 62.5 62.7 65.8 67.0 65.3 64.7 60.8 59.9 58.8 52.9 50.7 49.2 55.1 59.3 60.5 61.3 70.5 69.1 72.4 70.6 69.1 62.2 72.4 MEAN 59.8 57.0 58.3 57.3 57.2 57.4 56.0 56.8 55.6 54.4 54.0 53.5 52.2 51.4 50.9 51.6 53.3 55.1 57.5 58.5 59.4 62.8 62.4 61.5 56.3 68.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 79.5 87.8 91.7 98.5 96.7 87.0 74.8 70.2 72.0 70.6 69.9 68.8 68.2 65.6 68.0 71.4 67.2 67.8 72.1 72.9 72.7 74.8 80.7 80.5 76.2 98.5 2 63.1 58.5 60.5 61.1 61.0 62.3 59.7 61.4 59.5 58.1 58.3 62.4 60.8 58.1 46.0 50.1 54.9 58.3 60.9 65.0 72.1 78.7 78.2 79.5 62.0 79.5 3 81.6 77.8 71.5 66.9 64.5 62.6 63.1 60.8 60.7 62.4 63.9 63.1 63.9 62.1 60.9 60.5 60.3 58.5 59.8 58.4 57.9 56.7 56.3 60.5 63.1 81.6 4 58.5 55.7 60.0 60.0 58.8 58.6 60.6 59.7 60.6 63.1 62.4 62.1 62.5 59.3 58.6 59.7 57.9 58.5 59.8 56.1 56.9 56.8 64.3 74.4 60.2 74.4 5 74.8 64.3 61.6 65.1 61.3 57.8 55.8 56.8 53.6 55.2 54.7 55.9 58.2 58.3 60.8 61.8 61.6 61.7 69.2 71.5 72.9 70.8 79.1 80.9 63.5 80.9 6 78.8 70.1 63.3 61.9 59.8 65.7 62.5 60.9 63.1 61.7 63.9 60.9 59.4 58.8 56.7 56.3 59.2 59.4 57.0 59.3 63.6 63.6 63.6 59.3 62.0 78.8 7 57.6 56.3 54.4 59.8 56.9 55.2 59.3 59.6 60.1 59.6 60.0 58.8 58.6 57.9 60.2 57.2 55.8 57.4 59.2 60.7 60.4 60.1 57.8 59.9 58.4 60.7 8 57.5 58.4 58.4 58.2 57.9 58.3 58.9 56.4 54.9 54.7 54.9 54.1 52.4 50.8 52.0 51.9 51.5 51.1 49.2 48.9 47.9 49.2 50.7 51.7 53.7 58.9 9 51.7 51.1 52.6 55.0 54.9 53.3 54.0 53.8 52.5 53.3 53.9 54.3 54.0 53.5 54.0 53.6 53.1 52.8 55.7 64.7 68.8 74.5 76.4 69.6 57.1 76.4 10 59.1 62.5 66.0 70.7 69.2 64.1 58.3 55.3 56.8 60.5 60.6 58.4 57.3 58.0 59.9 57.4 56.8 56.1 55.2 55.8 57.2 58.6 61.2 74.3 60.4 74.3 11 61.7 61.6 61.5 59.4 57.6 56.6 56.7 56.1 56.0 55.5 54.6 53.2 51.4 49.6 49.9 51.9 52.5 52.7 52.7 68.4 79.9 86.9 89.6 85.2 60.9 89.6 12 77.6 71.4 66.7 64.7 61.6 56.9 56.4 56.4 56.3 56.3 56.8 53.6 51.6 51.8 52.6 51.6 52.2 53.4 54.3 55.7 55.3 59.0 56.7 60.6 57.9 77.6 13 56.9 59.0 63.3 63.5 62.4 60.2 60.2 60.4 60.7 62.4 62.1 61.6 60.7 59.9 59.8 59.8 59.3 60.5 61.2 68.0 77.6 74.7 70.8 76.6 63.4 77.6 14 79.9 75.6 71.2 69.7 72.9 74.1 77.2 75.9 74.6 73.6 71.4 74.3 72.6 69.6 71.7 71.3 70.4 68.8 67.3 69.4 70.8 73.8 77.7 74.8 72.9 79.9 15 74.6 73.7 72.1 68.0 74.0 73.4 70.8 70.0 68.0 68.3 67.5 69.9 71.0 68.1 67.8 69.7 68.7 66.5999.9999.9999.9999.9 51.4 64.3 68.9 74.6 16 63.4 60.5 63.3 62.1 62.5 61.2 62.3 65.3 63.9 66.4 68.4 68.7 67.5 64.8 66.4 67.1 65.0 66.6 70.2 71.9 76.0 79.0 80.8 88.3 68.0 88.3 17 80.3 75.0 81.7 89.0 89.7 81.6 74.2 78.3 78.1 76.1 74.6 70.7 69.3 65.2 64.2 64.6 65.2 64.7 65.1 65.8 64.1 64.0 63.5 65.7 72.1 89.7 18 66.6 66.6 65.8 63.9 61.3 66.6 66.4 65.0 67.3 68.2 68.8 67.5 67.2 67.2 67.7 65.0 65.0 65.9 65.2 66.0 71.9 71.9 67.9 58.5 66.4 71.9 19 57.7 65.4 62.5 63.8 64.1 65.3 64.0 64.3 64.1 65.6 63.4 62.8 63.2 61.9 63.5 62.7 62.2 63.5 65.2 65.1 62.9 61.6 62.3 62.5 63.3 65.6 20 61.1 60.9 61.8 62.8 62.2 59.9 60.0 59.8 60.1 58.1 56.9 56.4 55.8 55.4 55.9 56.9 57.5 58.1 58.3 60.0 61.3 62.6 66.4 67.8 59.8 67.8 21 69.7 67.2 68.0 69.3 70.8 71.2 67.8 66.8 65.7 64.8 66.2 66.4 66.0 62.8 46.8 52.0 61.2 65.7 65.4 61.4 60.3 59.4 55.7 57.5 63.7 71.2 22 58.0 66.6 81.4 81.4 77.9 71.3 68.9 65.3 62.6 59.3 58.5 56.1 59.8 60.6 62.5 61.8 59.9 57.8 57.2 59.5 65.6 72.2 74.1 75.4 65.6 81.4 23 72.7 66.6 59.6 63.2 64.0 57.5 60.7 61.0 58.8 57.5 48.2 38.3 43.2 41.6 39.9 41.9 48.4 54.9 56.3 57.8 59.6 60.1 57.5 54.0 55.1 72.7 24 57.1 57.7 61.3 62.6 59.3 55.9 60.4 66.4 66.5 67.2 67.3 66.4 66.0 65.9 65.8 63.8 61.9 63.6 62.7 62.3 66.5 67.1 68.3 71.1 63.9 71.1 25 71.3 70.6 71.8 68.4 68.2 68.4 67.4 69.0 70.0 69.8 69.7 70.9 70.9 69.1 68.5 68.7 68.4 69.2 69.7 68.2 68.3 66.0 65.9 65.1 68.9 71.8 26 64.2 64.2 64.4 64.5 64.9 65.1 65.1 65.1 65.4 64.9 64.6 64.0 63.9 64.6 64.2 65.7 66.6 66.1 64.9 64.2 64.3 64.0 63.9 63.1 64.7 66.6 27 62.6 64.9 64.2 59.8 58.8 57.6 60.2 59.7 56.4 55.9 55.4 56.2 57.3 57.1 56.1 55.4 55.7 54.8 54.3 54.6 51.3 58.4 50.6 53.3 57.1 64.9 28 49.7 50.7 50.7 52.0 53.4 56.6 57.1 57.0 57.2 54.0 51.8 51.3 52.2 50.7 50.7 52.6 52.4 53.2 53.4 53.1 51.8 53.8 56.0 56.8 53.2 57.2 29 53.5 59.5 61.3 62.4 61.8 55.8 61.5 61.0 63.8 63.0 59.1 54.8 54.8 53.4 51.5 52.5 52.9 54.6 57.6 58.3 61.1 63.0 65.1 61.3 58.5 65.1 30 60.1 58.1 57.1 55.9 57.5 58.4 56.9 57.8 59.1 56.1 57.3 54.0 52.1 52.8 54.6 55.8 55.9 57.1 58.2 60.9 62.2 61.4 67.6 74.6 58.4 74.6 31 71.1 73.0 71.2 68.0 66.6 63.7 62.3 60.4 60.1 60.0 62.1 63.8 64.8 62.0 63.6 64.6 65.2 66.6 65.5 62.8 69.2 74.1 77.3 73.3 66.3 77.3 MEAN 65.5 64.9 65.2 65.5 64.9 63.3 62.7 62.4 62.2 62.0 61.5 60.6 60.5 59.2 58.7 59.2 59.5 60.2 60.8 62.2 64.4 65.9 66.4 67.8 62.8 74.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 73.5 76.0 65.2 64.3 64.8 64.7 63.5 62.8 62.3 62.2 63.3 63.1 63.3 65.7 65.0 65.2 64.2 63.8 65.2 64.5 63.8 67.4 66.9 66.8 65.3 76.0 2 65.1 65.8 67.9 70.3 69.6 68.3 70.4 69.5 68.6 68.6 69.7 67.5 62.8 63.5 62.8 60.5 62.3 64.3 67.2 71.5 72.3 68.3 66.3 64.4 67.0 72.3 3 65.0 63.6 65.1 67.2 69.3 71.6 69.6 68.2 65.9 65.9 65.7 63.7 60.6 59.8 60.1 59.7 60.7 61.1 59.8 61.3 58.8 59.0 58.5 60.4 63.4 71.6 4 58.8 59.0 61.0 59.6 59.5 58.7 59.9 59.2 58.0 58.8 58.6 59.7 58.7 57.4 57.5 58.2 57.8 57.0 57.7 63.4 62.7 63.8 67.8 69.0 60.1 69.0 5 68.6 66.3 60.5 57.8 58.0 58.5 59.0 58.9 58.3 57.9 57.7 57.6 58.4 58.3 57.4 58.4 58.1 59.2 57.1 54.4 55.5 50.7 55.8 52.9 58.1 68.6 6 55.8 55.6 59.2 61.1 58.3 60.0 59.2 55.8 56.7 55.9 56.0 52.3 50.0 52.2 52.9 57.7 60.5 59.7 59.0 59.4 58.6 59.2 59.6 60.0 57.3 61.1 7 60.1 59.4 58.6 58.7 55.9 60.6 61.3 59.8 60.0 59.9 60.2 58.3 57.9 57.1 54.3 51.0 54.3 57.3 61.5 64.2 67.6 69.9 71.1 76.7 60.7 76.7 8 76.3 72.2 60.1 60.5 60.6 61.2 59.3 57.8 58.0 58.0 58.1 58.0 58.0 57.2 57.5 58.2 55.3 52.9 54.4 56.0 56.3 70.9 70.3 61.5 60.4 76.3 9 54.5 51.4 50.2 46.3 44.1 41.4 47.7 46.6 56.4 61.2 59.8 58.3 59.1 56.8 55.6 55.3 53.6 52.7 50.5 50.3 49.7 47.1 43.7 54.6 51.9 61.2 10 51.1 52.0 51.8 54.1 54.6 54.7 54.9 57.4 57.3 56.9 55.9 51.8 27.6 39.4 49.6 52.7 55.7 58.2 65.9 69.7 68.6 70.9 74.4 74.3 56.6 74.4 11 73.3 75.8 71.7 69.3 72.2 72.3 74.3 74.0 72.7 67.7 68.2 70.7 70.7 71.6 83.5 78.1 74.9 74.1 73.1 71.2 67.2 68.1 68.9 68.4 72.2 83.5 12 67.6 67.4 67.1 66.4 66.5 66.9 66.3 65.7 64.7 62.7 63.2 63.7 63.1 64.0 64.7 64.4 64.2 63.8 65.2 64.6 63.6 64.1 63.2 61.8 64.8 67.6 13 60.2 60.0 61.8 63.9 64.4 62.0 61.7 63.7 58.2 57.6 56.2 59.7 58.9 58.3 59.5 61.2 61.8 62.1 62.1 61.4 60.7 61.2 61.3 61.0 60.8 64.4 14 59.3 60.6 53.1 49.4 57.7 59.9 59.6 59.7 59.2 58.9 58.7 58.3 58.1 57.5 56.0 53.3 52.2 52.4 52.6 51.9 52.7 52.8 52.4 48.7 55.6 60.6 15 47.9 50.7 55.0 56.5 56.4 55.3 55.4 56.0 54.2 52.2 52.6 51.5 51.4 51.1 50.8 50.7 50.3 50.8 52.8 53.2 55.2 56.8 58.0 58.7 53.5 58.7 16 57.8 55.9 54.5 53.9 53.1 52.6 52.6 52.5 51.9 50.9 50.9 51.0 51.6 50.5 51.7 52.2 51.7 52.3 52.4 51.3 49.4 49.5 51.0 47.0 52.0 57.8 17 49.8 50.9 50.4 48.5 44.4 42.6 44.1 45.0 45.1 43.8 44.8 45.4 46.8 47.2 44.2 48.4 50.0 50.4 52.4 52.8 51.7 53.1 53.2 53.7 48.3 53.7 18 55.9 55.4 54.4 50.4 56.2 56.2 62.2 63.0 62.4 60.7 58.4 58.6 58.7 58.1 58.2 59.1 58.2 58.3 58.0 58.2 58.3 60.3 62.6 61.9 58.5 63.0 19 60.8 59.1 58.4 57.3 58.3 57.6 57.9 58.7 59.0 58.0 59.7 62.0 64.2 64.4 65.1 65.6 65.8 65.9 65.2 67.7 66.1 67.7 66.7 69.0 62.5 69.0 20 68.8 67.5 58.4 57.0 58.1 63.4 63.8 61.2 57.9 56.2 55.0 54.4 54.6 55.0 55.0 53.6 53.2 54.0 52.9 53.0 54.8 55.4 53.6 52.4 57.1 68.8 21 51.9 52.7 52.8 52.5 51.9 51.2 51.8 52.9 53.5 53.1 50.8 50.0 49.4 51.0 53.0 52.4 53.4 52.5 51.3 50.8 50.7 50.7 55.3 61.4 52.4 61.4 22 59.6 59.2 57.6 54.8 54.2 55.5 55.8 53.3 52.5 50.6 49.9 50.1 49.4 48.7 48.6 49.2 49.4 49.6 50.7 57.1 65.9 67.2 68.8 68.6 55.3 68.8 23 67.3 59.7 51.1 49.5 50.7 49.8 46.2 47.9 46.7 44.8 44.1 44.6 45.7 43.5 42.2 42.5 41.8 40.7 41.3 42.3 39.2 34.4 33.5 34.4 45.2 67.3 24 36.2 35.2 34.1 41.7 45.2 50.3 53.8 55.2 49.4 37.4 37.1 43.0 44.0 51.6 56.5 60.2 59.5 59.0 58.5 60.8 60.3 61.0 60.5 61.0 50.5 61.0 25 57.5 59.0 57.3 53.2 54.4 54.5 56.0 58.1 61.0 60.9 59.2 58.9 60.0 59.5 58.5 60.3 59.0 58.1 58.3 59.8 59.6 62.5 65.6 61.7 58.9 65.6 26 62.5 64.5 64.7 62.4 60.9 60.3 64.2 62.4 59.3 59.0 58.7 58.0 58.2 62.0 61.4 61.0 62.3 61.5 60.3 55.9 54.4 58.5 59.0 59.0 60.4 64.7 27 59.9 58.6 56.6 56.2 59.2 58.3 56.5 54.0 55.7 56.5 55.3 53.0 52.4 53.0 53.0 53.0 53.2 54.4 52.8 56.4 60.5 65.0 66.3 64.6 56.8 66.3 28 62.5 63.1 63.5 58.7 52.9 52.9 52.9 53.7 54.0 53.4 57.7 57.5 52.8 52.6 50.9 49.2 47.4 48.1 48.9 47.9 47.7 48.0 47.5 46.5 52.9 63.5 29 46.3 45.5 44.7 43.7 43.7 44.7 44.2 42.8 42.4 41.9 41.5 40.8 40.2 39.8 39.4 39.3 39.8 44.2 44.6 44.6 43.3 43.3 42.7 42.8 42.8 46.3 30 42.9 44.6 43.3 44.5 42.8 44.9 49.5 53.6 63.2 60.0 54.1 51.1 50.7 50.5 50.0 65.6 69.5 74.5 75.3 75.8 76.3 71.7 70.6 73.1 58.3 76.3 MEAN 59.2 58.9 57.0 56.3 56.6 57.0 57.8 57.6 57.5 56.4 56.0 55.8 54.6 55.2 55.8 56.5 56.7 57.1 57.6 58.4 58.4 59.3 59.8 59.9 57.3 66.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH OCTOBER YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 70.6 73.0 74.5 66.3 61.2 58.2 58.5 59.0 60.3 60.6 62.8 63.5 64.1 64.6 65.6 56.7 50.1 52.3 52.3 50.6 50.1 50.6 50.1 47.5 59.3 74.5 2 42.9 42.5 41.9 43.4 46.3 46.6 45.9 44.3 48.6 51.8 54.5 55.3 53.0 51.9 52.7 53.7999.9999.9 61.6 62.4 62.6 61.5 60.9 61.9 52.1 62.6 3 62.8 63.3 62.7 64.6 66.2 67.8 68.6 68.2 63.7 63.7 63.5 64.3 64.9 63.7 64.0 64.9 64.6 63.8 62.1 63.0 62.3 60.7 60.3 58.3 63.8 68.6 4 59.2 60.6 62.3 63.2 63.8 62.3 61.9 61.1 61.1 61.8 62.1 61.2 60.1 59.0 57.4 55.6 54.8 54.7 55.6 56.1 56.4 63.0 64.1 62.7 60.0 64.1 5 51.5 44.4 48.6 42.9 42.3 44.6 43.1 43.2 42.9 43.7 44.2 45.4 45.1 44.6 44.3 43.6 44.1 45.3 46.6 47.6 46.2 47.2 50.4 51.6 45.6 51.6 6 50.7 49.4 51.7 52.1 50.5 48.2 47.1 46.5 46.5 47.5 46.7 46.3 46.3 45.8 42.8 43.0 42.4 42.9 42.4 41.8 41.3 43.3 43.5 44.8 46.0 52.1 7 45.2 44.8 49.0 54.1 57.8 59.1 61.1 61.9 61.7 59.7 57.3 54.4 53.4 54.3 53.6 50.9 50.2 49.4 50.8 49.3 47.3 48.3 49.3 48.7 53.0 61.9 8 49.0 49.9 53.5 53.8 53.0 52.0 51.3 50.5 49.4 47.4 43.7 41.2 40.8 38.8 37.7 38.9 38.9 39.1 40.1 40.1 40.2 41.0 42.3 37.2 44.6 53.8 9 28.7 30.0 34.8 41.0 41.3 41.0 40.8 41.4 42.7 42.8 43.1 43.1 41.9 42.3 42.4999.9 41.4 40.5 41.3 41.4 42.8 48.3 49.3 47.8 41.3 49.3 10 46.9 47.0 46.2 46.0 45.6 46.1 45.7 45.6 45.6 46.5 46.5 47.0 47.2 48.0 48.2 47.8 47.6 47.2 46.8 48.8 50.0 50.9 51.1 44.4 47.2 51.1 11 41.8 47.0 46.3 45.1 45.7 46.0 44.8 46.1 46.1 45.5 44.5 44.1 43.9 45.1 47.6 48.6 48.5 49.0 50.1 51.6 55.2 57.6 59.5 60.9 48.4 60.9 12 64.8 65.1 64.8 59.4 52.0 51.4 53.1 52.2 50.8 50.4 50.1 49.8 50.4 50.1 49.7 50.6 50.9 50.3 49.6 49.6 54.2 55.7 54.0 53.1 53.4 65.1 13 51.8 49.8 47.8 48.3 48.5 48.1 47.3 47.8 47.7 46.6 47.3 47.1 46.9 46.7 46.3 46.0 46.8 48.0 51.4 50.4 50.3 50.0 52.1 52.3 48.5 52.3 14 51.5 53.2 50.9 46.9 53.7 54.1 53.0 50.5 47.0 45.9 42.3 42.1 41.9 38.7 42.0 40.0 40.7 39.7 36.4 36.4 36.8 36.2 37.5 37.0 43.9 54.1 15 41.6 42.2 46.4 50.4 51.0 49.4 47.4 47.0 45.3 46.6 47.7 48.3 50.3 50.3 50.0 50.2 52.0 51.3 51.6 51.4 51.5 51.0 50.5 51.3 48.9 52.0 16 50.4 50.0 50.1 49.7 50.9 51.8 52.3 51.7 50.4 50.5 51.4 52.4 52.9 54.2 54.8 54.8 54.2 53.7 53.6999.9 55.3 54.7 55.8 56.0 52.7 56.0 17 56.2 55.6 55.0 54.3 52.4 55.1 57.7 58.4 58.6 58.3 58.4 57.7 56.3 56.2 54.9 53.7 52.3 52.7 52.0 51.8 51.3 51.1 52.8 52.7 54.8 58.6 18 52.6 53.0 50.6 46.9 45.7 45.7 47.2 47.2 48.3 47.8 46.1 44.6 44.1 42.9 42.1 41.9 43.2 44.7 45.8 47.8 49.3 50.4 51.9 53.7 47.2 53.7 19 54.3 53.3 51.0 49.5 47.9 46.8 46.8 46.8 47.2 47.4 46.7 46.1 46.0 46.2 45.0 43.2 43.3 44.1 45.4 44.2 43.1 43.2 42.8 42.3 46.4 54.3 20 41.7 42.2 42.4 41.3 41.3 39.1 37.3 39.4 40.5 40.2 40.1 40.1 42.1 43.7 43.7 41.8 40.6 40.1 39.8 42.1 42.4 41.8 43.2 44.9 41.3 44.9 21 46.0 45.6 46.0 47.7 50.2 51.8 52.3 54.5 53.1 51.5 47.1 46.2 44.9 42.2 41.2 41.7 43.1 45.7 46.4 46.2 46.2 47.4 46.8 46.1 47.1 54.5 22 46.0 46.6 48.0 48.3 48.8 47.8 48.1 47.6 46.4 46.4 46.9 46.2 46.1 46.7 47.6 47.0 48.1 48.8 49.1 48.8 47.9 47.3 46.4 46.1 47.4 49.1 23 45.0 42.1 41.0 39.6 39.0 38.6 38.6 38.2 36.0 35.1 37.6 38.8 38.3 37.2 36.4 37.7 39.0 39.8 37.7 38.6 40.1 40.7 39.4 40.2 38.9 45.0 24 40.4 41.9 41.8 41.6 40.3 39.6 39.2 42.8 43.0 44.0 45.5 49.8 49.8 49.0 48.2 48.2 48.9 48.5 45.9 45.7 46.2 46.8 47.2 47.7 45.1 49.8 25 48.1 47.7 48.1 49.3 47.9 46.0 44.3 47.9 51.9 53.3 55.7 57.6 56.9 55.3 53.4 53.1 54.2 52.7 51.9 50.5 48.5 46.6 47.2 46.6 50.6 57.6 26 47.0 47.0 47.0 49.8 51.8 50.2 47.4 46.9 47.5 48.3 47.1 45.4 44.6 45.7 46.2 46.0 45.3 45.4 44.9 44.6 44.2 42.2 42.3 42.8 46.2 51.8 27 44.1 44.4 43.6 44.6 45.0 44.3 42.8 42.7 44.1 43.9 44.0 44.4 44.9 45.3 45.7 46.2 45.8 46.4 45.8 45.9 46.7 48.4 50.1 48.8 45.3 50.1 28 48.4 50.4 51.0 51.1 51.4 52.3 53.4 54.1 54.7 52.9 51.7 52.2 52.4 53.8 53.0 53.0 54.3 54.2 51.9 50.7 50.4 50.9 50.6 50.5 52.1 54.7 29 50.5 49.5 49.7 49.9 49.5 49.9 51.6 52.5 51.9 53.3 53.3 45.5 45.0 43.9 47.6 50.8 49.9 49.6 48.4 48.3 46.4 47.2 47.0 48.1 49.1 53.3 30 47.6 48.8 49.9 49.7 49.5 48.1 47.7 46.7 48.5 46.5 44.0 45.3 49.3 50.1 50.3 50.6 50.3 49.9 50.1 50.8 51.0 50.7 49.8 50.0 49.0 51.0 31 47.2 48.4 48.3 48.2 47.7 41.6 41.0 43.8 44.5 39.8 41.0 43.1 45.0 44.6 42.5 43.5 44.7 45.7 45.3 47.1 47.1 45.7 45.0 44.6 44.8 48.4 MEAN 49.2 49.3 49.8 49.7 49.6 49.1 48.9 49.2 49.2 49.0 48.8 48.7 48.7 48.4 48.3 48.1 47.7 47.8 48.1 48.1 48.5 49.0 49.5 49.1 48.8 55.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.3 44.5 45.9 47.3 47.4 48.5 48.8 47.9 47.9 49.2 50.6 49.9 49.0 52.0 51.7 50.9 50.9 52.3 51.2 52.3 52.0 49.7 49.0 47.7 49.2 52.3 2 46.7 47.4 46.9 47.5 47.3 47.7 47.2 46.6 45.9 45.7 47.3 48.3 47.6 47.3 46.5 47.0 48.6 48.9 49.4 52.2 52.9 53.8 52.4 54.6 48.6 54.6 3 54.5 54.4 54.0 55.1 55.6 54.1 55.2 54.9 55.2 53.5 53.5 53.6 53.4 53.6 54.2 55.4 56.3 55.3 55.8 55.6 54.8 54.0 54.0 54.0 54.6 56.3 4 54.8 53.6 53.3 52.7 53.4 51.9 52.4 52.6 51.7 51.0 50.7 50.4 49.8 49.3 50.7 52.5 52.6 53.0 51.9 52.2 52.9 53.3 53.5 53.5 52.2 54.8 5 53.2 53.1 53.0 53.9 54.2 54.0 53.5 53.2 53.8 54.0 55.2 55.1 54.8 54.9 54.9 55.5 56.1 56.6 56.9 57.0 57.0 57.0 56.7 56.8 55.0 57.0 6 57.2 57.1 57.9 57.9 57.8 57.3 57.3 57.1 56.7 56.6 56.6 56.9 57.9 58.0 57.8 58.2 57.6 57.3 57.2 56.9 56.4 56.3 55.9 55.1 57.1 58.2 7 54.9 54.5 54.3 54.4 53.7 53.1 52.4 52.5 52.4 52.3 51.9 52.5 51.7 51.5 51.0 51.4 50.9 50.2 50.6 50.9 50.5 50.7 50.2 50.1 52.0 54.9 8 50.0 49.3 50.0 50.5 50.3 49.3 49.0 49.2 48.7 48.7 48.9 49.2 49.3 48.9 48.6 49.0 50.0 50.7 51.3 52.1 52.5 52.7 52.4 51.5 50.1 52.7 9 51.0 50.8 50.8 50.8 51.5 51.8 51.0 50.2 50.2 49.5 49.2 48.9 49.0 49.9 49.8 48.9 49.2 49.3 48.7 48.4 48.2 48.2 47.4 46.8 49.6 51.8 10 46.2 45.8 46.5 46.7 46.6 47.5 49.0 49.9 51.1 51.3 50.8 51.5 50.5 49.3 43.5 46.1 49.7 49.6 50.1 50.7 51.4 52.5 53.6 52.0 49.2 53.6 11 52.1 50.8 53.2 52.5 49.6 45.7 44.5 41.4 43.6 42.9 43.9 44.1 43.1 42.4 42.5 42.5 45.1 46.0 45.8 46.1 46.1 47.2 46.2 45.5 46.0 53.2 12 44.9 46.1 46.7 45.5 44.5 43.7 43.6 41.7 41.4 42.4 42.6 42.1 41.2 40.2 39.5 40.6 37.9 37.0 37.7 40.8 42.4 43.7 44.2 42.7 42.2 46.7 13 42.6 42.8 44.4 44.9 45.0 45.4 45.8 45.8 45.7 45.6 45.0 46.6 48.6 48.8 48.9 49.9 49.2 47.5 45.0 43.7 44.4 42.5 42.7 41.2 45.5 49.9 14 41.6 42.1 41.7 41.9 41.6 40.8 40.1 37.5 36.5 41.8 49.7 51.4 49.8 49.4 49.0 50.0 50.1 50.1 50.9 51.9 53.7 55.5 54.7 54.9 47.0 55.5 15 54.1 53.6 53.3 53.5 53.4 55.4 54.2 53.4 54.1 54.3 54.0 55.4 56.3 57.2 58.1 58.4 58.0 57.5 56.1 54.4 53.1 52.4 50.5 49.6 54.6 58.4 16 46.0 43.2 43.1 43.2 43.9 43.7 43.2 42.8 42.8 42.9 43.3 43.0 42.7 42.9 42.3 41.6 40.0 38.5 39.8 40.8 42.5 43.4 43.5 44.7 42.7 46.0 17 44.7 44.5 45.1 43.1 45.6 44.3 48.6 46.7 47.2 46.3 46.9 44.5 45.1 44.2 42.2 41.5 41.1 42.1 41.1 40.9 40.5 40.1 39.8 40.0 43.6 48.6 18 40.4 40.4 40.6 41.5 42.4 42.4 42.3 42.0 42.0 41.9 41.8 42.4 44.4 45.3 45.6 43.5 41.4 40.5 40.9 41.5 41.8 42.0 41.9 42.1 42.1 45.6 19 42.4 41.7 40.8 40.3 39.8 39.0 38.5 38.6 38.9 39.2 40.3 39.1 38.6 37.8 38.3 39.1 40.1 41.2 41.8 42.6 42.0 42.2 43.3 43.5 40.4 43.5 20 43.5 43.4 44.9 46.1 46.4 45.7 45.1 44.6 44.3 43.8 43.8 43.4 43.1 43.0 43.4 43.5 43.5999.9 44.6 45.2 44.8 45.0 45.9 41.3 44.3 46.4 21 26.2 24.5 28.4 32.3 29.4 28.6 31.0 33.0 32.5 30.2 29.8 28.5 28.9 29.0 28.1 29.4 31.9 39.7 41.6 42.4 42.4 43.6 43.4 43.8 33.3 43.8 22 43.3 44.7 46.4 45.9 45.2 45.8 45.4 46.0 46.6 46.8 46.7 48.8 49.7 49.8 50.9 53.1 53.7 53.4 53.0 53.1 53.1 52.4 51.0 50.9 49.0 53.7 23 51.6 51.9 51.5 51.4 51.2 51.3 51.8 52.4 52.8 51.7 52.4 52.8 52.5 51.9 52.3 51.2 50.4 50.2 49.5 46.5 41.4 40.1 40.4 40.7 49.6 52.8 24 41.3 40.9 41.4 45.5 47.2 47.1 49.8 50.3 50.8 51.1 51.3 51.6 53.4 58.9 56.7 54.7 52.1 52.0 51.4 51.3 52.4 51.8 51.5 51.1 50.2 58.9 25 51.6 51.3 50.4 49.8 50.1 50.3 50.6 51.1 51.7 51.2 50.9 50.8 52.3 52.3 52.2 51.7 51.3 51.8 52.1 51.9 51.9 52.1 52.1 52.1 51.4 52.3 26 52.1 52.1 51.6 51.0 50.8 50.7 50.9 50.8 50.0 50.1 50.1 50.2 49.9 48.5 46.5 47.4 47.2 46.4 49.0 50.2 50.8 51.5 52.3 51.3 50.1 52.3 27 51.4 52.0 54.6 53.8 53.1 52.5 52.0 52.3 51.6 51.5 51.8 52.7 52.7 53.2 58.0 67.9 68.0999.9 70.4 66.2 61.9 58.6 55.7 53.3 56.3 70.4 28 51.0 50.1 49.6 49.8 49.9 48.3 45.7 44.8 43.2 43.6 44.7 45.9 47.4 47.6 46.5 46.1 45.2 44.7 45.1 45.0 45.4 45.9 46.2 45.9 46.6 51.0 29 46.4 47.5 47.1 47.5 52.4 57.2 60.1 61.4 61.5 63.6 64.5 63.0 62.7 60.6 59.1 56.3 54.0 52.8 50.1 49.7 50.4 50.5 50.6 50.6 55.0 64.5 30 50.2 50.1 49.8 49.9 49.9 49.8 49.6 49.4 48.1 49.8 50.8 52.2 52.7 52.8 51.4 49.7 49.5 49.1 49.6 49.4 48.1 45.9 42.7 41.7 49.3 52.8 MEAN 47.7 47.5 47.9 48.2 48.3 48.1 48.3 48.0 48.0 48.1 48.6 48.8 48.9 49.0 48.7 49.1 49.0 48.7 49.3 49.4 49.3 49.2 48.8 48.3 48.6 53.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2007 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 40.0 36.9 37.1 36.5 37.0 37.9 38.0 32.6 29.6 28.8 28.4 27.5 27.1 29.4 28.1 31.7 39.0 45.9 46.8 45.9 45.8 46.8 49.9 53.0 37.5 53.0 2 51.9 50.6 49.7 50.5 51.4 51.1 50.8 48.5 48.4 49.0 48.0 47.4 47.4 47.5 47.2 47.1 48.1 49.5 52.4 52.5 53.3 53.1 53.7 52.5 50.1 53.7 3 52.8 53.3 53.3 53.7 54.1 54.3 54.7 54.2 53.8 53.9 53.8 52.7 51.6 50.3 50.2 49.9 50.4 48.2 48.7 48.1 47.1 48.0 47.8 48.5 51.4 54.7 4 48.4 48.3 48.8 49.2 49.2 48.6 48.4 48.6 49.5 49.5 49.9 49.4 49.3 49.2 48.7 48.0 47.7 47.8 48.0 48.5 48.6 48.8 48.3 47.0 48.7 49.9 5 45.6 45.0 44.2 44.4 44.2 43.4 43.4 44.7 45.3 45.7 46.3 45.9 46.4 46.3 46.0 45.9 45.4 46.2 47.7 48.3 48.6 47.9 46.6 46.2 45.8 48.6 6 46.2 46.4 45.5 44.9 45.6 45.2 43.2 43.2 45.1 47.4 46.8 46.4 45.6 45.1 47.6 47.7 46.7 45.8 45.4 45.5 46.4 47.1 47.7 47.3 46.0 47.7 7 47.5 47.6 47.0 47.1 46.0 45.1 40.8 36.0 32.7 32.5 36.2 36.3 36.4 42.3 43.9 44.5 43.0 41.0 40.7 38.9 39.0 42.2 43.2 43.1 41.4 47.6 8 43.5 44.6 46.0 45.2 44.3 40.1 46.3 47.3 50.9 52.5 52.0 50.1 50.2 49.8 49.8 49.6 46.4 48.2 49.3 51.1 48.3 36.8 43.4 49.6 47.3 52.5 9 52.2 51.4 45.1 44.9 44.1 44.7 41.3 49.2 49.1 51.2 47.9 49.2 49.9 50.8 49.8 49.2 48.9 48.9 48.8 48.9 49.4 49.1 48.9 49.1 48.4 52.2 10 49.0 49.4 48.6 48.6 48.8 48.8 49.1 50.7 53.2 52.4 50.2 50.3 50.4 50.6 50.8 51.6 51.4 48.9 47.7 49.2 49.5 49.1 49.3 47.4 49.8 53.2 11 41.4 44.5 46.9 47.5 47.0 48.1 48.7 47.5 44.6 46.4 47.0 46.5 46.7 44.3 41.6 45.2 46.2 45.6 43.1 43.9 45.5 43.9 45.6 45.5 45.5 48.7 12 43.8 42.8 40.5 42.3 43.9 43.2 45.2 48.1 47.6 45.2 44.2 43.3 45.1 46.1 48.0 48.5 50.1 49.8 50.6 54.6 53.7 50.6 50.2 50.9 47.0 54.6 13 51.0 51.5 51.3 51.8 50.1 49.7 49.7 49.4 47.5 48.6 49.5 50.2 51.2 51.7 51.0 51.0 50.8 50.6 49.2 46.8 45.2 42.5 47.3 49.9 49.5 51.8 14 50.7 50.8 51.3 51.7 52.9 53.9 53.8 53.4 54.3 53.7 53.5 52.4 52.6 50.8 46.9 46.8 46.7 46.5 46.0 44.8 42.2 40.4 38.8 38.8 48.9 54.3 15 35.5 44.2 49.1 46.0 49.6 49.4 49.6 49.2 50.0 50.3 50.7 50.4 50.1 50.2 50.0 49.7 49.6 49.9 48.7 48.8 49.9 50.0 50.6 50.1 48.8 50.7 16 49.7 49.5 49.5 49.8 51.0 51.5 50.7 51.1 51.6 51.8 51.8 51.4 51.5 52.3 53.1 54.2 55.2 54.3 52.0 51.7 51.9 51.9 51.7 51.6 51.7 55.2 17 51.2 51.3 51.3 51.1 51.0 50.4 50.2 50.6 51.0 52.0 53.5 54.3 53.2 49.1 47.6 47.5 48.0 48.7 49.0 46.5 44.1 43.6 44.1 47.2 49.4 54.3 18 47.2 48.1 48.9 48.4 48.9 49.3 49.8 50.2 50.6 50.8 50.1 49.7 49.6 50.2 49.6 49.8 49.3999.9 51.5 51.7 51.6 51.8 51.7 51.8 50.0 51.8 19 51.9 51.9 50.9 51.2 49.9 48.4 47.5 47.0 47.0 48.9 50.2 50.9 51.2 51.4 51.4 51.5 51.9 52.5 52.9 53.3 52.6 52.6 52.5 51.7 50.9 53.3 20 49.9 49.0 48.7 49.1 49.5 49.5 49.8 49.6 49.4 49.2 48.9 49.1 49.0 47.8 48.1 48.6 49.0 48.9 48.5 48.6 48.5 48.3 48.6 48.5 48.9 49.9 21 47.8 47.1 47.0 47.9 47.6 47.8 47.5 47.8 47.8 47.8 47.7 48.4 48.9 48.6 47.8 45.0 45.3 48.1 51.0 50.0 49.7 47.6 40.3 43.3 47.4 51.0 22 47.5 40.2 40.8 40.9 44.4 43.5 42.0 44.4 45.4 45.5 46.4 46.8 46.9 47.8 49.1 50.2 53.1 53.5 52.8 50.5 50.4 50.4 50.5 49.8 47.2 53.5 23 49.8 50.4 50.2 51.5 51.3 51.5 52.4 51.5 51.4 51.0 50.5 50.9 51.4 51.6 51.0 50.5 51.0 50.3 50.5 51.9 53.9 54.2 54.6 55.3 51.6 55.3 24 55.2 53.7 51.8 51.0 49.8 49.4 51.1 52.4 54.9 54.1 54.9 53.9 51.9 48.7 48.1 46.5 41.3 39.7 38.2 42.0 41.7 41.2 42.0 42.2 48.1 55.2 25 43.9 43.5 42.8 42.4 42.5 42.5 42.0 42.9 44.2 45.6 45.4 45.6 44.5 39.9 39.2 39.5 40.4 41.4 42.6 44.6 45.7 45.6 46.4 46.1 43.3 46.4 26 42.8 41.8 42.4 42.6 43.4 43.9 44.5 44.8 48.5 47.3 46.2 47.4 48.1 47.5 47.9 49.8 49.7 53.0 52.4 48.0 47.8 50.0 50.3 49.3 47.1 53.0 27 49.1 49.8 49.6 48.9 49.1 49.2 49.1 48.6 48.9 48.9 49.0 48.0 46.7 44.1 44.2 46.7 46.0 48.0 48.5 46.5 46.0 46.0 46.4 46.5 47.7 49.8 28 46.8 47.5 47.7 46.8 46.0 45.0 43.8 44.6 45.9 44.8 44.3 45.1 47.5 48.7 48.2 49.1 48.2 49.7 48.2 48.1 51.0 51.3 49.9 48.9 47.4 51.3 29 50.1 52.3 52.7 53.2 52.4 48.9 48.4 49.0 49.4 49.2 48.5 47.7 46.6 47.3 48.2 48.4 48.5 48.9 47.6 47.4 47.6 47.4 47.5 47.8 49.0 53.2 30 48.6 49.4 50.3 50.4 50.5 49.3 47.7 47.8 47.9 48.6 47.7 48.0 48.0 47.0 46.0 44.8 44.9 45.4 46.6 47.6 48.5 48.9 49.3 48.7 48.0 50.5 31 50.8 53.6 53.7 52.0 50.8 49.0 48.5 48.4 47.5 46.9 46.5 45.4 45.5 46.6 46.3 45.4 46.7 47.2 46.4 47.0 47.5 47.7 46.5 45.9 48.0 53.7 MEAN 47.8 47.9 47.8 47.8 47.9 47.5 47.4 47.5 47.8 48.1 47.9 47.8 47.8 47.5 47.3 47.5 47.7 48.1 48.1 48.1 48.1 47.6 47.9 48.2 47.8 52.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.7 45.9 46.0 46.3 46.3 46.0 45.9 46.2 47.2 48.5 48.8 49.5 49.5 49.6 50.6 51.0 52.6 51.7 52.4 53.1 56.3 58.6 59.1 57.8 50.2 59.1 2 55.8 54.3 52.4 49.4 48.8 50.2 51.7 52.0 53.2 52.5 49.9 49.5 48.4 47.9 44.6 43.6 45.1 47.4 44.6 44.6 43.6 43.2 43.9 42.8 48.3 55.8 3 43.5 45.2 45.9 45.7 43.6 45.0 45.4 45.2 46.0 46.9 46.9 47.2 47.3 47.7 47.3 47.2 46.8 46.8 47.2 47.5 48.5 48.8 49.1 48.4 46.6 49.1 4 46.5 46.3 46.3 46.6 43.9 41.8 42.6 46.3 46.7 45.9 46.5 46.5 46.8 47.2 47.8 47.0 44.9 45.8 46.9 46.4 46.4 46.7 47.4 47.9 46.1 47.9 5 47.1 47.1 47.9 48.4 47.4 47.0 47.0 47.1 47.0 46.9 46.7 46.6 45.4 43.3 42.0 41.5 40.8 40.0 39.0 38.2 38.7 41.6 46.2 45.4 44.5 48.4 6 44.1 45.0 45.8 45.9 45.2 47.0 48.5 47.2 48.0 46.9 46.5 49.6 52.1 50.8 49.1 48.2 48.5 48.1 48.5 48.3 48.3 48.3 49.1 49.4 47.9 52.1 7 49.5 49.5 49.6 49.9 49.7 51.5 51.5 51.4 52.3 53.8 53.9 54.0 54.5 53.5 53.4 53.1 53.8 53.3 50.8 50.5 48.1 43.3 41.5 39.2 50.5 54.5 8 40.2 41.0 43.7 44.2 45.1 48.2 48.6 47.9 50.7 51.4 55.3 54.2 53.9 54.1 55.2 54.5 54.9 59.0 61.1 60.4 58.1 55.7 53.2 50.6 51.7 61.1 9 50.7 48.6 47.4 48.1 47.3 47.7 48.1 47.7 48.8 49.1 49.4 50.2 50.6 50.6 50.6 50.7 50.9 51.3 51.7 51.7 52.1 51.8 52.0 50.9 49.9 52.1 10 49.5 49.3 50.1 50.5 49.5 50.2 50.7 50.6 50.2 48.3 46.1 45.2 46.9 48.8 48.5 47.9 47.8 51.6 58.0 58.0 55.6 54.6 53.3 55.0 50.7 58.0 11 52.7 52.7 54.3 53.2 50.9 50.6 52.9 53.8 53.6 52.0 52.3 52.3 52.0 53.0 51.6 50.6 50.0 50.8 50.8 51.5 53.2 53.7 53.2 53.3 52.3 54.3 12 51.1 49.8 50.8 51.3 52.2 51.1 49.3 47.7 45.5 44.3 44.9 44.4 45.3 45.3 46.0 46.2 44.8 46.1 49.0 48.9 48.0 48.2 48.1 48.2 47.8 52.2 13 48.4 48.6 49.6 50.6 49.2 51.3 53.7 53.3 52.8 51.4 52.7 52.8 51.3 48.9 49.1 49.7 50.5 54.1 51.8 50.4 50.5 50.6 50.9 51.0 51.0 54.1 14 51.2 51.4 51.7 52.4 52.5 52.2 51.6 52.1 51.6 51.6 52.3 52.1 52.2 52.2 52.7 53.7 53.3 52.3 52.0 52.7 53.5 53.0 53.0 53.4 52.4 53.7 15 53.9 53.7 53.3 54.7 55.8 54.7 55.3 54.5 54.6 54.4 54.2 53.8 54.1 54.6 52.6 51.8 51.8 51.1 50.5 51.7 53.3 55.1 57.0 56.2 53.9 57.0 16 54.5 51.1 52.8 56.5 57.2 55.5 57.1 55.6 51.5 49.7 46.5 44.7 46.4 48.3 48.2 47.9 49.3 50.7 51.0 50.3 48.5 47.2 44.3 45.7 50.4 57.2 17 45.5 44.9 44.8 47.5 47.7 50.7 48.1 43.2 43.0 46.8 51.4 50.8 55.5 53.3 50.6 50.5 51.0 53.2 52.4 51.7 53.6 54.0 53.5 54.5 49.9 55.5 18 52.5 49.9 50.0 48.4 48.2 50.1 50.9 49.6 49.8 49.2 48.3 48.1 47.8 50.7 49.8 49.2 50.3 49.6 54.9 53.3 50.7 47.6 45.4 42.2 49.4 54.9 19 43.0 48.5 49.3 49.3 50.8 53.0 53.0 51.3 50.8 49.5 49.5 49.9 50.9 51.8 52.0 51.9 51.0 50.0 52.1 52.5 44.4 45.3 46.3 47.5 49.7 53.0 20 47.3 47.6 46.7 45.8 45.3 45.8 45.4 47.8 50.4 49.5 50.5 49.7 48.3 45.2 45.9 46.1 47.1 49.8 51.4 50.3 49.9 50.4 50.4 49.2 48.2 51.4 21 48.8 48.6 48.4 49.7 50.1 51.3 52.6 52.4 53.6 53.3 52.8 53.2 53.7 54.1 53.0 52.0 51.8 52.5 52.1 52.5 53.1 54.8 56.7 55.8 52.4 56.7 22 54.8 54.5 54.8 54.7 54.6 54.2 55.1 53.6 52.1 51.7 52.1 53.2 53.6 55.5 50.7 49.8 50.0 51.9 54.8 57.3 57.0 56.1 55.1 56.6 53.9 57.3 23 57.9 59.5 58.3 56.2 54.6 51.8 52.6 54.3 55.6 54.7 54.6 53.0 51.3 47.3 48.4 52.7 48.9 49.4 54.3 55.2 55.8 55.7 56.0 56.0 53.9 59.5 24 56.0 56.0 55.5 54.9 56.0 56.4 59.3 57.8 53.8 53.1 53.6 52.3 53.5 51.2 49.4 48.4 47.4 48.1 48.5 49.2 50.7 51.2 51.6 51.0 52.7 59.3 25 50.4 49.6 49.8 49.4 49.6 50.1 49.7 49.6 50.4 49.5 49.1 49.8 52.0 52.5 52.3 52.0 51.8 51.5 51.3 51.4 51.6 52.2 52.3 52.3 50.8 52.5 26 51.9 52.1 51.8 51.5 50.7 50.2 49.9 49.6 49.1 48.7 48.9 48.8 48.9 49.2 49.1 49.3 49.4 49.7 50.1 49.8 49.6 49.2 49.5 50.0 49.9 52.1 27 51.0 51.5 50.8 50.3 50.5 51.6 51.9 51.1 51.3 52.1 51.8 53.9 56.5 56.7 55.5 55.4 54.7 53.9 53.7 52.6 50.5 47.3 44.4 40.6 51.7 56.7 28 37.5 36.6 35.2 35.7 36.2 36.2 35.9 36.9 37.8 42.1 50.6 52.9 53.3 52.9 52.6 51.6 50.0 58.9 62.5 61.2 59.7 58.0 56.3 55.0 47.7 62.5 29 53.0 51.8 50.8 47.9 46.6 47.3 47.1 46.2 45.2 45.0 44.8 43.8 42.9 44.7 43.3 44.6 46.0 45.4 43.0 42.9 48.4 49.5 50.5 51.1 46.7 53.0 30 50.6 50.2 50.7 50.3 50.1 49.6 49.4 50.5 50.4 49.9 49.8 49.8 48.2 47.9 48.4 47.8 47.8 48.0 47.8 48.0 47.6 47.3 47.4 46.5 48.9 50.7 31 46.5 46.1 45.1 43.5 43.1 43.8 44.8 44.8 43.6 43.3 43.5 43.9 44.1 44.8 44.2 44.0 44.7 45.9 46.0 47.7 48.4 50.7 50.8 51.2 45.6 51.2 MEAN 49.4 49.3 49.3 49.3 49.0 49.4 49.9 49.6 49.6 49.4 49.8 49.9 50.2 50.1 49.5 49.3 49.3 50.2 51.0 51.0 50.8 50.6 50.6 50.2 49.9 54.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.5 51.0 50.9 51.2 51.8 52.2 52.0 51.2 49.9 49.9 50.2 50.0 49.4 49.2 48.7 48.3 47.9 47.7 47.7 47.8 48.2 48.8 48.8 48.9 49.7 52.2 2 48.4 47.4 46.9 48.2 47.6 46.7 46.3 46.7 47.4 47.5 46.5 46.6 47.5 46.9 47.9 50.3 51.0 50.4 51.2 51.9 52.4 53.5 51.7 51.6 48.9 53.5 3 51.1 49.9 49.9 50.1 52.0 52.5 51.1 50.0 48.9 48.1 48.9 49.3 50.2 51.0 50.7 50.5 49.3 50.4 52.5 53.7 53.1 52.6 52.5 52.1 50.8 53.7 4 51.9 51.2 50.5 50.0 50.1 50.3 50.6 50.8 50.2 49.9 50.4 49.2 48.4 47.6 45.8 47.3 47.3 44.6 47.9 49.4 49.8 50.6 44.5 32.3 48.4 51.9 5 32.3 32.1 47.6 50.1 50.4 49.9 41.4 38.5 47.0 41.4 38.9 45.3 44.5 43.2 41.6 43.1 47.2 50.1 49.9999.9 50.6 50.2 51.2 50.1 45.1 51.2 6 48.2 48.7 50.5 50.7 52.1 54.5 54.4 55.3 52.5 52.6 52.6 51.5 50.7 49.8 47.9 48.2 49.5 49.7 50.0 49.5 50.1 50.2 49.4 49.5 50.8 55.3 7 51.0 50.8 50.7 50.4 50.2 48.8 47.7 47.6 48.2 48.1 48.7 49.6 50.4 51.6 51.9 52.7 53.3 52.4 52.4 51.7 51.3 51.4 50.8 49.8 50.5 53.3 8 49.5 49.7 49.5 50.2 52.2 50.2 49.7 49.9 48.6 48.1 47.8 47.1 47.0 47.8 48.0 48.5 48.6 48.6 48.2 47.5 48.1 48.7 49.1 49.5 48.8 52.2 9 50.5 52.1 52.1 53.0 53.8 54.3 54.3 54.2 53.5 52.7 51.9 51.1 50.0 48.8 47.5 46.7 45.7 43.6 44.4 47.0 47.5 48.1 48.8 48.8 50.0 54.3 10 49.4 49.1 48.0 47.0 46.5 47.4 46.8 46.2 46.4 46.7 46.7 45.2 45.0 45.0 44.8 44.9 45.3 45.1 45.1 45.5 44.6 44.5 44.9 45.9 46.1 49.4 11 46.3 46.3 46.1 46.0 46.6 46.7 46.2 46.2 46.3 46.1 46.6 46.6 47.0 47.5 47.7 48.7 49.7 51.4 52.8 53.0 52.9 53.7 54.8 54.9 48.8 54.9 12 54.1 53.6 53.5 54.1 53.9 53.4 53.5 53.0 54.1 53.7 52.9 52.7 52.1 51.5 51.2 51.0 51.0 51.1 50.9 51.1 51.4 51.6 51.6 50.8 52.4 54.1 13 50.4 49.3 49.2 49.0 48.8 48.8 48.1 47.8 47.0 46.4 45.4 44.9 44.5 44.0 44.5 44.6 46.1 46.2 49.5 50.0 50.0 49.4 49.9 50.5 47.7 50.5 14 51.7 51.7 51.4 50.8 50.0 43.9 44.3 41.9 41.1 45.1 47.4 45.4 42.5 40.0 39.8 41.1 42.2 40.5 39.9 38.6 39.4 42.4 47.8 50.6 44.6 51.7 15 53.1 57.0 58.1 58.4 58.8 58.1 57.7 57.5 57.3 57.2 57.2 56.9 56.6 56.6 56.1 56.2 56.3 55.9 55.6 55.9 57.0 57.1 57.8 58.7 57.0 58.8 16 58.9 60.0 59.7 59.4 60.9 59.0 63.3 58.3 57.1 57.8 59.9 61.5 60.6 60.0 61.3 61.7 57.7 58.1 59.2 59.3 58.2 58.4 56.7 54.8 59.2 63.3 17 53.1 53.2 54.0 53.6 53.4 54.6 54.1 53.4 54.3 53.8 52.8 52.1 51.3 52.7 52.6 52.0 51.3 51.0 51.7 52.3 52.0 52.2 52.3 52.9 52.8 54.6 18 52.7 52.6 53.4 54.5 52.4 50.4 53.2 53.8 51.9 54.5 54.3 56.0 57.1 57.1 55.4 54.4 54.4 54.6 55.6 58.1 60.3 61.1 60.7 59.9 55.3 61.1 19 59.0 59.3 60.5 59.4 58.2 55.5 53.5 53.5 57.6 56.0 56.4 56.0 51.9 51.4 49.3 51.8 55.6 55.1 54.7 55.4 56.3 56.3 55.5 54.8 55.5 60.5 20 55.8 54.9 54.1 55.8 55.8 55.0 55.5 55.6 54.0 54.8 56.4 56.2 56.3 55.7 56.3 55.9 54.4 54.0 51.5 52.5 54.2 57.4 60.2 58.7 55.5 60.2 21 58.2 58.8 58.0 57.8 57.1 58.3 56.4 54.3 53.2 51.8 51.5 53.1 51.9 52.4 52.0 51.6 53.0 53.5 54.9 55.1 53.8 50.9 49.5 47.7 54.0 58.8 22 45.5 43.9 52.2 56.2 56.0 56.9 57.1 57.4 57.2 54.4 54.4 55.5 55.9 56.6 55.7 56.0 57.5 55.8 54.9 54.3 53.6 53.2 52.9 54.8 54.5 57.5 23 55.2 51.6 49.2 48.8 47.2 49.2 53.8 55.2 55.9 56.2 56.4 55.9 55.1 54.6 55.1 54.7 55.0 55.2 54.9 55.6 56.4 57.1 56.0 55.9 54.2 57.1 24 55.8 56.2 56.3 56.5 55.7 55.7 55.4 54.9 54.5 55.0 57.9 59.4 58.5 53.4 48.7 45.8 43.0 40.0 39.1 41.4 43.2 44.7 45.5 45.8 50.9 59.4 25 45.6 45.3 46.3 45.7 54.0 57.1 57.3 54.7 54.6 55.2 54.9 54.4 56.3 55.9 54.2 53.5 54.4 54.7 54.4 54.8 56.7 57.3 57.5 56.6 53.8 57.5 26 55.1 53.3 53.2 52.6 52.4 52.1 51.5 48.7 48.7 50.3 51.2 50.7 50.5 50.6 50.6 50.6 50.3 50.8 51.4 53.0 52.7 52.9 53.3 53.8 51.7 55.1 27 53.9 52.8 52.5 53.7 53.6 53.9 54.6 53.4 54.2 54.0 56.2 58.6 59.5 60.7 60.7 62.1 62.6 62.7 61.4 59.3 60.8 60.9 60.7 59.3 57.6 62.7 28 58.0 53.5 50.6 47.8 50.6 53.0 55.1 57.5 57.8 58.5 60.1 60.1 59.6 59.0 57.6 57.1 56.3 56.7 56.6 58.6 58.8 60.8 62.3 62.3 57.0 62.3 29 59.3 56.7 56.6 56.4 56.5 57.8 57.1 55.7 55.2 54.3 53.5 49.2 46.1 53.4 55.7 56.5 58.6 60.9 59.0 58.9 58.5 59.8 61.3 62.6 56.7 62.6 MEAN 51.9 51.4 52.1 52.3 52.7 52.6 52.5 51.8 51.9 51.7 52.0 52.1 51.6 51.5 51.0 51.2 51.5 51.4 51.6 52.2 52.5 53.0 53.0 52.6 52.0 56.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 61.9 61.4 59.0 58.5 58.7 58.9 58.8 59.1 59.5 60.2 60.0 61.5 60.3 56.1 51.9 52.0 49.8 52.2 55.3 57.3 57.1 57.7 53.2 49.0 57.1 61.9 2 45.4 44.6 44.4 44.2 45.2 46.9 47.5 47.7 49.0 50.8 50.7 53.3 53.3 56.4 57.2 58.2 56.9 52.2 51.4 54.3 54.0 53.5 53.7 53.9 51.0 58.2 3 54.3 54.3 54.3 53.7 53.3 51.1 49.8 50.1 50.2 50.7 51.4 51.4 53.5 54.6 54.9 55.0 56.4 59.4 57.8 57.9 58.4 57.5 58.2 58.5 54.5 59.4 4 59.7 60.6 60.3 60.4 60.3 60.0 57.8 58.0 57.2 59.5 60.5 60.3 59.4 58.2 58.0 57.3 56.8 56.5 56.8 57.9 59.2 60.3 61.5 61.2 59.1 61.5 5 58.1 56.9 56.6 56.2 56.5 56.2 55.6 55.2 53.8 53.7 53.6 54.0 53.0 53.2 52.6 52.7 51.4 51.1 51.4 52.0 52.9 52.4 50.5 49.5 53.7 58.1 6 49.7 49.2 50.7 52.9 53.5 53.7 53.5 52.3 52.1 52.4 53.0 51.0 48.7 48.0 47.5 47.2 47.5 48.2 49.1 49.9 51.8 53.0 54.0 54.2 51.0 54.2 7 54.1 54.5 54.6 55.5 55.7 55.8 56.0 55.0 54.5 53.9 53.9 54.2 53.9 53.5 52.7 52.7 52.9 53.5 54.0 54.8 55.2 54.6 54.3 55.5 54.4 56.0 8 53.9 58.6 58.6 58.6 58.2 58.4 58.0 56.8 57.2 56.2 55.5 53.7 52.9 53.6 52.4 53.7 55.0 56.8 56.5 57.1 58.0 58.2 59.4 59.4 56.5 59.4 9 56.6 55.0 56.1 55.7 55.3 56.8 57.2 57.2 56.3 55.8 55.6 55.5 55.6 55.4 55.1 55.5 56.4 57.9 60.0 59.5 60.3 61.3 61.6 62.2 57.2 62.2 10 62.0 61.7 62.2 61.7 57.6 57.9 60.3 60.5 60.9 60.5 60.8 59.8 58.8 58.2 58.9 59.3 59.6 60.0 60.3 60.3 60.5 61.0 61.9 62.7 60.3 62.7 11 63.9 64.8 65.2 63.8 62.6 61.8 63.3 63.9 60.1 55.4 61.0 65.3 64.4 62.9 61.8 61.6 62.0 60.9 60.5 62.6 63.2 63.9 63.7 64.3 62.6 65.3 12 61.1 51.6 54.6 58.8 58.6 58.2 59.5 60.6 60.9 60.4 60.0 59.5 58.6 58.6 58.2 57.8 58.4 59.2 60.6 61.7 62.9 64.8 64.1 63.3 59.7 64.8 13 61.3 61.2 61.3 61.2 60.7 60.1 59.5 60.2 59.9 59.3 58.0 58.3 58.6 58.9 58.8 59.0 60.0 59.9 58.9 59.1 59.9 59.3 60.0 60.0 59.7 61.3 14 59.2 59.9 59.0 57.8 56.3 56.1 55.0 55.3 56.4 57.6 58.6 58.4 58.9 59.4 58.9 59.3 59.0 57.6 58.5 59.0 59.3 57.7 57.3 57.5 58.0 59.9 15 57.0 55.0 53.9 54.6 55.0 55.3 55.0 54.8 54.5 53.7 53.7 55.8 56.7 56.5 56.6 56.9 56.7 56.9 57.5 58.1 57.8 58.6 58.5 58.5 56.1 58.6 16 58.8 56.9 53.3 53.3 53.4 52.7 52.9 56.1 55.8 57.3 57.3 57.5 57.5 57.4 57.6 58.1 58.6 60.0 59.8 53.3 54.0 57.1 52.5 52.6 56.0 60.0 17 52.1 40.3 28.5 37.5 40.0 39.8 50.2 54.7 58.0 57.2 56.5 53.8 54.2 57.7 57.8 56.7 51.6 43.5 50.7 57.7 52.4 59.1 59.0 61.7 51.3 61.7 18 61.3 60.3 61.2 62.3 62.2 60.3 59.5 59.3 58.5 57.7 56.9 58.2 57.3 57.3 57.4 58.3 61.5 61.4 61.8 60.3 60.0 60.3 61.6 61.4 59.9 62.3 19 60.8 59.4 58.4 58.1 57.4 56.8 55.8 55.2 55.8 56.1 56.8 56.9 56.3 55.2 53.8 53.5 53.2 53.0 52.9 54.6 56.7 57.7 58.7 59.6 56.4 60.8 20 59.6 59.8 60.3 60.4 60.0 58.9 56.6 55.7 56.0 56.9 57.6 57.4 57.1 56.9 57.4 57.9 58.8 60.6 62.4 63.4 62.7 60.0 58.3 56.0 58.8 63.4 21 55.8 56.5 56.0 55.8 55.7 55.5 55.6 56.3 56.5 56.5 56.7 56.4 55.9 55.1 54.5 54.2 54.0 54.2 54.2 54.6 55.8 56.7 59.3 59.7 55.9 59.7 22 58.9 58.2 57.9 58.1 58.4 57.5 57.4 57.6 57.5 57.6 58.0 58.3 56.1 54.7 55.0 57.3 57.8 57.9 59.3 61.1 62.1 62.6 63.4 63.7 58.6 63.7 23 62.1 58.9 58.7 66.4 65.4 64.4 63.2 63.8 63.2 62.9 62.6 62.4 62.1 62.4 62.7 61.8 62.6 63.3 62.9 63.0 62.1 62.0 62.2 61.9 62.6 66.4 24 62.0 62.0 61.4 60.5 60.1 59.4 59.1 59.1 58.8 58.1 57.9 57.6 57.4 57.3 57.7 56.7 56.4 57.2 57.1 58.1 58.8 60.4 60.9 60.8 58.9 62.0 25 61.4 60.7 60.8 60.1 58.8 58.3 57.8 57.3 57.4 57.7 57.8 57.3 56.8 56.3 55.8 55.7 55.2 54.7 53.0 52.6 53.1 54.6 52.7 52.7 56.6 61.4 26 51.8 51.2 51.2 51.5 51.4 51.5 51.4 51.5 51.5 51.9 52.6 54.6 57.5 59.3 60.6 59.9 59.0 57.2 54.9 55.2 57.4 60.9 61.7 59.5 55.2 61.7 27 59.8 59.2 57.8 57.1 56.2 55.2 53.2 51.1 49.7 48.6 48.0 46.9 46.1 46.6 45.9 46.0 46.6 49.4 52.3 54.1 55.7 57.0 58.2 59.5 52.5 59.8 28 59.7 59.5 59.0 59.2 59.1 59.8 60.9 62.1 63.8 64.8 65.1 65.6 65.5 66.1 65.0 64.4 62.9 60.1 55.2 55.7 56.0 57.2 57.9 57.9 60.9 66.1 29 57.6 57.9 57.5 57.6 57.3 56.7 55.8 55.4 55.4 55.5 54.9 54.5 53.2 51.3 49.4 48.9 48.3 48.4 49.0 49.2 49.3 50.2 52.3 53.3 53.3 57.9 30 54.3 54.2 55.0 54.5 53.3 52.8 46.2 38.1 40.2 40.9 41.5 40.3 41.0 42.4 42.3 43.1 45.1 50.0 52.2 49.9 49.4 49.7 51.2 52.4 47.5 55.0 31 51.8 52.5 52.5 54.3 55.4 54.1 52.4 52.1 50.8 50.0 49.8 50.4 51.7 50.7 49.5 48.7 49.0 48.8 48.6 49.6 51.6 53.0 54.4 54.8 51.5 55.4 MEAN 57.6 56.7 56.1 56.8 56.5 56.2 56.0 55.9 55.9 55.8 56.0 56.1 55.9 55.8 55.4 55.5 55.5 55.6 56.0 56.6 57.0 57.8 57.9 58.0 56.3 60.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 57.8 63.1 59.9 58.0 58.0 57.3 56.9 58.8 61.5 61.4 58.0 57.4 57.5 55.9 54.3 55.4 57.3999.9 59.9 58.9 59.7 60.0 59.9 58.0 58.5 63.1 2 58.1 57.9 56.7 55.8 24.7 55.1 54.6 53.5 53.7 53.8 54.1 53.0 52.8 53.4 53.6 53.6 54.7 56.8 56.7 58.4 59.7 61.1 62.2 63.3 54.9 63.3 3 62.8 61.0 59.8 57.2 59.0 57.7 60.7 60.7 60.3 60.2 60.3 58.5 56.4 55.7 56.2 55.4 55.3 56.6 58.7 59.8 63.4 63.0 64.3 63.5 59.4 64.3 4 65.5 65.3 62.7 61.4 61.6 62.3 61.4 60.7 61.5 65.3 65.9 64.6 66.4 66.5 67.2 67.5 69.0 69.5 68.6 68.1 69.2 70.2 70.3 68.8 65.8 70.3 5 66.6 65.7 64.9 65.2 64.4 63.8 63.2 62.5 62.5 63.0 63.3 62.8 62.1 62.7 63.1 63.0 62.9 63.0 63.3 64.0 65.2 64.3 63.9 64.5 63.8 66.6 6 64.5 63.2 60.0 56.3 55.9 56.8 55.8 56.3 56.6 55.8 55.2 54.5 54.3 54.6 56.1 56.8 57.4 58.0 57.2 57.2 57.2 57.3 57.5 58.2 57.2 64.5 7 58.8 59.5 59.5 58.3 57.6 54.7 53.7 54.1 54.4 53.1 52.6 53.1 50.5 49.5 47.8 48.1 51.5 59.1 60.8 63.4 64.2 64.8 65.2 67.7 56.8 67.7 8 66.4 65.8 65.7 65.5 63.8 61.6 60.3 59.9 61.3 59.8 59.7 59.3 59.3 61.0 61.4 61.7 62.2 64.0 66.5 67.4 66.3 67.0 69.0 69.1 63.5 69.1 9 66.7 65.5 63.5 64.8 65.9 67.1 65.3 62.6 61.9 64.4 64.4 65.0 63.8 63.5 64.4 64.1 65.3 67.1 67.5 59.0 65.4 65.0 68.3 68.7 65.0 68.7 10 66.3 65.4 67.2 65.5 63.9 64.1 63.6 61.4 54.8 48.9 52.9 37.3 40.4 39.6 39.9 39.1 39.7 42.2 46.6 48.8 52.0 54.1 56.4 57.6 52.8 67.2 11 58.3 58.3 57.6 56.9 56.1 55.8 56.9 55.0 53.8 53.8 54.0 54.3 53.0 53.4 53.8 53.7 54.5 55.7 56.8 57.1 57.2 57.7 58.5 60.7 56.0 60.7 12 61.9 61.3 61.2 61.0 59.6 59.3 59.1 59.2 60.1 60.0 58.7 60.3 59.1 59.7 60.1 60.4 61.4 62.9 63.9 64.6 64.4 61.4 60.6 59.8 60.8 64.6 13 58.6 57.4 56.8 55.4 51.0 50.1 47.3 47.1 46.4 46.4 47.0 47.9 46.1 43.8 46.0 45.3 43.1 41.8 44.1 45.6 48.8 51.7 51.4 50.5 48.7 58.6 14 47.0 46.7 46.6 46.1 46.1 46.9 46.7 46.8 45.4 46.3 47.8 48.3 47.5 46.5 45.8 46.2 43.1 43.7 44.8 46.6 51.0 52.6 55.1 56.7 47.5 56.7 15 58.0 57.9 56.0 57.4 57.7 56.1 55.1 52.0 51.1 52.3 54.0 54.7 55.0 55.3 55.9 57.6 61.0 64.1 67.4 68.1 64.4 65.7 71.2 72.6 59.2 72.6 16 71.5 69.4 67.4 65.0 61.3 57.2 57.8 57.5 58.0 58.3 59.2 60.2 62.0 63.7 68.3 67.5 68.5 55.9 48.3 52.4 55.5 59.8 60.2 59.4 61.0 71.5 17 61.5 61.8 61.1 59.3 58.7 58.5 57.9 57.8 58.4 58.3 58.7 59.5 57.6 57.8 59.8 60.0 60.0 60.5 61.2 62.7 65.0 64.8 66.8 68.1 60.7 68.1 18 68.5 67.4 61.5 61.7 59.7 59.1 58.1 59.1 59.9 61.2 62.6 63.3 63.5 62.1 58.7 57.0 57.8 60.5 61.4 62.2 59.8 60.8 61.7 62.2 61.2 68.5 19 60.6 55.0 57.7 60.4 59.7 60.1 61.0 61.2 61.3 60.1 59.8 59.8 59.9 59.9 60.5 61.7 62.5 64.2 64.4 62.1 61.8 63.5 65.2 67.0 61.2 67.0 20 67.3 67.6 68.6 71.1 73.3 73.1 69.9 64.9 63.8 63.9 62.7 63.8 66.1 67.2 66.5 65.3 65.2 67.3 68.5 67.7 64.5 63.1 63.5 63.1 66.6 73.3 21 64.5 64.8 65.0 66.9 67.1 68.2 69.4 70.1 71.0 71.5 71.8 72.5 72.7 72.6 73.0 65.8 51.4 51.7 49.1 53.0 57.7 59.2 62.2 63.2 64.8 73.0 22 64.7 61.8 58.0 59.6 65.3 73.1 71.4 68.9 69.7 71.5 71.8 72.1 72.0 71.2 69.9 69.2 69.5 68.3 67.0 67.0 67.4 66.5 68.8 70.6 68.1 73.1 23 72.7 73.2 72.1 72.2 70.0 67.4 64.8 64.3 65.4 65.6 64.7 63.6 64.0 63.5 63.4 63.2 63.4 64.4 66.3 67.3 67.7 68.0 66.5 62.6 66.5 73.2 24 62.7 63.6 62.0 62.0 61.7 61.5 61.5 61.3 62.7 65.4 66.6 66.8 66.7 66.1 66.0 66.0 65.0 66.7 68.8 70.5 72.0 69.6 67.4 67.2 65.4 72.0 25 67.3 67.1 66.3 67.0 61.7 61.8 65.4 64.6 61.1 58.9 58.5 57.6 57.3 57.3 57.7 58.0 58.5 59.7 62.1 62.1 64.0 65.6 66.8 68.9 62.3 68.9 26 65.3 64.9 65.9 61.9 62.8 63.1 63.9 63.3 63.4 61.8 58.6 66.2 64.4 61.4 61.8 63.4 65.4 65.0 65.0 65.0 65.7 67.5 68.3 66.6 64.2 68.3 27 65.8 65.5 65.3 65.0 64.8 64.5 63.9 63.3 64.1 64.0 64.4 65.0 67.5 69.2 72.9 73.1 66.6 66.0 66.2 65.8 67.1 63.2 61.6 60.5 65.6 73.1 28 59.8 61.0 60.7 60.1 61.7 61.3 61.6 59.7 58.1 61.5 63.6 64.3 64.1 64.2 64.6 64.5 65.7 66.3 67.1 66.3 65.7 62.5 64.1 65.3 63.1 67.1 29 64.8 63.8 64.0 65.9 65.8 64.2 63.4 63.1 64.3 63.8 62.5 62.3 62.2 62.1 62.1 63.0 63.5 64.0 64.7 64.2 65.1 67.5 65.3 62.3 63.9 67.5 30 62.4 64.2 64.0 62.8 62.9 63.3 64.0 66.4 68.4 68.4 67.8 67.4 67.7 68.5 69.6 70.3 70.5 71.4 71.0 71.0 69.6 67.2 67.4 67.4 67.2 71.4 MEAN 63.2 62.8 61.9 61.5 60.1 60.8 60.5 59.9 59.8 60.0 60.1 59.8 59.7 59.6 60.0 59.9 59.7 60.6 61.1 61.5 62.6 62.8 63.7 63.8 61.1 67.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 66.9 63.9 61.6 62.5 63.0 62.1 62.2 64.1 77.3 72.6 76.4 72.6 58.8 74.5 81.5 81.2 76.8 66.1 59.9 60.6 62.1 63.2 63.4 63.3 67.4 81.5 2 62.1 61.9 63.5 65.1 65.7 64.3 66.3 66.9 64.9 62.6 61.9 62.0 60.7 60.6 59.9 59.2 58.2 58.4 58.1 58.0 57.2 58.7 60.8 62.4 61.6 66.9 3 61.9 63.3 62.6 62.6 62.0 60.6 61.0 62.5 63.1 63.4 65.5 65.7 65.0 66.1 63.9 62.6 65.6 65.2 65.9 65.5 65.7 64.9 65.2 66.1 64.0 66.1 4 69.9 78.2 76.1 73.6 70.4 65.8 66.4 64.1 64.2 67.0 65.2 64.9 64.7 65.3 66.1 67.2 68.2 68.4 66.2 65.4 65.7 66.9 72.6 71.6 68.1 78.2 5 69.6 67.7 66.6 66.2 65.9 66.1 66.0 65.5 65.4 66.8 66.6 66.3 65.4 64.6 64.4 64.5 63.6 63.0 62.7 66.7 66.5 66.7 65.7 67.6 65.8 69.6 6 69.9 70.3 68.9 67.0 65.8 65.4 64.6 63.6 63.9 64.4 64.7 64.7 63.8 62.4 61.8 63.1 63.4 64.5 62.7 62.5 62.5 62.5 64.2 64.7 64.6 70.3 7 63.2 62.4 65.6 63.5 61.3 62.1 64.5 64.8 64.5 57.2 54.9 55.0 60.4 60.5 58.2 56.6 54.8 55.6 56.3 59.1 59.4 61.6 62.6 64.0 60.3 65.6 8 62.0 59.3 58.7 58.1 57.2 57.5 56.3 55.0 54.4 53.9 55.1 56.4 55.7 55.8 56.1 56.0 57.9 57.3 56.6 59.7 59.0 58.2 60.0 63.2 57.5 63.2 9 61.7 60.3 61.9 63.5 62.6 62.9 63.0 62.7 64.3 64.4 64.5 63.5 62.5 62.9 63.6 64.1 63.1 62.6 62.7 64.6 65.8 66.5 66.3 67.5 63.6 67.5 10 68.6 67.0 68.3 70.2 64.6 56.7 64.9 68.0 71.0 63.5 64.2 64.9 65.2 65.2 66.8 64.7 64.3 61.1 59.4 58.6 58.1 60.3 59.9 62.2 64.1 71.0 11 64.2 64.6 65.1 65.9 67.0 68.2 67.9 67.8 67.2 66.4 67.5 68.2 68.8 68.5 69.3 70.7 70.5 70.3 69.6 67.9 66.5 66.9 69.8 71.3 67.9 71.3 12 70.7 71.4 72.0 72.5 71.7 71.2 70.6 69.1 67.8 67.1 64.4 63.9 62.9 63.6 65.1 67.6 69.2 69.5 70.0 71.1 70.2 67.8 61.6 60.9 68.0 72.5 13 61.9 66.5 68.3 66.9 64.8 68.9 69.7 64.2 57.7 59.4 64.4 62.4 61.4 59.2 54.6 53.0 53.3 53.3 53.5 54.3 55.1 57.3 58.3 57.2 60.2 69.7 14 57.5 55.8 56.6 61.3 62.2 60.9 62.8 65.1 68.1 69.3 78.8 73.3 66.9 65.6 64.6 63.7 62.6 63.0 63.3 65.6 64.1 63.2 62.0 58.4 63.9 78.8 15 56.3 55.2 53.8 53.8 52.8 49.8 47.9 46.4 44.1 44.9 48.0 49.7 53.2 54.0 57.5 58.2 57.1 60.0 61.7 61.6 62.7 63.6 62.8 63.5 54.9 63.6 16 62.2 63.0 64.4 63.9 64.5 67.4 71.8 70.6 66.7 62.1 56.6 53.2 51.3 47.5 42.8 39.8 39.6 40.1 44.0 44.0 44.6 45.9 43.1 43.7 53.9 71.8 17 42.3 41.3 42.5 42.7 43.7 43.3 43.2 44.0 45.8 46.8 47.8 47.7 47.6 47.0 47.2 47.6 49.5 49.5 50.6 51.1 52.7 54.1 52.9 52.1 47.2 54.1 18 54.9 53.3 54.4 54.7 52.2 50.8 51.3 54.2 52.6 51.0 52.5 52.5 48.9 49.7 51.4 52.1 52.4 53.6 53.9 56.1 52.5 45.9 50.6 52.3 52.2 56.1 19 46.9 48.0 48.6 47.4 44.8 43.4 42.9 43.4 46.4 45.4 47.3 45.7 44.7 44.8 46.0 48.6 51.0 51.3 49.7 45.7 46.2 48.8 49.1 46.0 46.8 51.3 20 46.5 47.5 46.9 44.6 41.7 40.4 39.3 40.0 41.4 43.7 42.7 40.4 40.0 44.7 46.1 47.9 49.3 50.2 50.7 52.7 54.0 55.0 53.3 49.7 46.2 55.0 21 57.3 76.4 75.0 72.6 71.3 63.8 52.6 52.2 51.8 52.1 52.9 53.5 54.2 55.0 56.0 56.8 56.3 55.9 57.8 61.9 66.4 68.3 65.2 59.4 60.2 76.4 22 59.1 60.6 57.6 57.6 57.0 55.4 51.9 49.2 48.1 50.0 63.3 62.2 58.9 58.0 60.3 57.1 58.2 59.9 64.5 77.1 72.7 75.3 83.9 78.4 61.5 83.9 23 76.5 75.8 79.8 75.0 76.7 75.2 72.8 71.8 68.8 67.8 66.7 66.3 63.2 68.2 69.0 74.2 73.3 71.2 64.6 76.2 77.4 75.9 74.6 73.3 72.3 79.8 24 70.7 72.4 74.2 70.7 71.7 75.8 69.8 67.6 66.2 66.0 66.7 66.4 65.7 64.6 63.4 63.2 63.2 62.3 61.6 60.3 61.0 61.4 62.0 63.1 66.3 75.8 25 63.7 63.4 63.8 65.0 64.5 63.8 64.9 71.3 77.8 80.2 86.0 85.9 84.2 82.3 80.6 78.3 76.4 75.5 76.7 79.2 80.3 83.2 83.2 82.2 75.5 86.0 26 83.1 80.6 79.9 75.3 70.7 66.6 69.2 67.1 65.5 64.3 62.5 64.7 63.5 64.1 55.1 51.8 50.5 45.7 51.1 54.2 51.5 37.6 33.0 31.1 59.9 83.1 27 30.4 29.3 32.3 38.3 58.8 52.9 56.8 44.0 39.4999.9999.9999.9999.9999.9999.9 62.9 62.7 47.5 47.8 45.2 50.8 51.1 55.0 49.7 47.5 62.9 28 42.4 46.4 42.7 39.6 39.4 39.6 45.0 45.9 30.3 35.4 36.4 48.4 48.9 51.3 50.2 50.2 50.5 49.0 48.5 49.5 49.5 49.0 49.0 48.4 45.2 51.3 29 47.9 46.3 49.2 49.3 49.5 49.6 49.1 49.2 50.7 53.7 59.2 61.2 61.0 59.9 59.5 62.0 63.4 67.0 72.6 75.9 78.5 80.2 79.9 77.6 60.5 80.2 30 75.2 74.3 72.9 71.2 71.5 70.7 71.3 70.3 71.1 70.9 69.9 69.0 68.0 65.6 65.6 64.8 63.7 62.6 63.0 62.9 64.5 65.8 66.1 68.8 68.3 75.2 31 74.1 73.7 72.4 65.1 59.8 59.4 58.9 64.5 66.3 66.6 65.4 65.4 64.2 63.0 68.5 70.6 72.8 73.3 73.9 73.6 78.0 81.8 86.5 88.5 70.3 88.5 MEAN 61.3 61.9 62.1 61.5 61.1 60.0 60.2 59.8 59.6 60.0 61.3 61.2 60.0 60.5 60.5 60.6 60.7 59.8 60.0 61.5 62.0 62.2 62.7 62.2 60.8 70.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 88.2 87.0 86.9 84.1 71.0 75.1 78.2 77.9 74.9 73.5 73.4 73.6 73.4 72.8 72.1 70.5 69.4 68.6 67.5 68.3 77.2 80.8 83.0 85.3 76.4 88.2 2 86.3 82.7 82.7 70.8 65.2 63.9 62.5 61.0 60.5 59.7 59.5 59.4 60.5 61.7 62.4 64.5 65.4 63.8 62.1 62.5 64.2 65.7 70.7 81.3 66.6 86.3 3 69.4 66.9 64.7 62.5 59.3 58.9 59.7 59.2 56.5 56.2 59.2 59.4 60.6 61.8 64.1 64.5 65.4 64.9 63.5 62.6 63.8 64.3 64.4 63.7 62.3 69.4 4 63.3 63.0 64.7 63.7 59.7 61.6 62.3 59.1 53.2 55.4 67.6 68.7 66.7 65.7 54.0 51.8 53.7 54.0 57.4 64.0 64.4 65.2 69.0 69.0 61.6 69.0 5 69.7 62.9 58.6 58.4 59.6 61.6 60.5 58.4 58.1 58.2 57.4 60.1 62.8 59.7 60.6 61.7 62.3 57.7 55.9 52.9 52.1 50.0 47.5 50.3 58.2 69.7 6 52.3 52.4 52.0 50.9 48.9 49.4 50.3 52.4 56.6 55.0 55.6 58.7 58.3 53.6 52.5 54.4 55.2 53.9 52.8 53.9 53.4 51.0 47.9 48.2 52.9 58.7 7 47.5 48.0 50.3 50.1 49.5 48.3 46.9 45.7 45.5 47.0 50.3 53.2 53.1 48.3 45.6 48.3 49.1 55.4 61.0 65.9 69.2 72.8 73.6 71.8 54.0 73.6 8 67.4 65.5 61.0 63.2 61.9 57.9 56.9 65.6 74.5 75.8 76.6 76.7 74.9 73.5 71.8 68.1 66.6 63.8 62.6 65.1 62.8 57.9 54.9 58.3 66.0 76.7 9 60.0 53.4 51.4 52.8 54.4 55.1 58.9 55.3 54.2 52.7 52.6 53.7 55.0 54.1 53.7 56.9 59.2 61.4 61.3 61.6 61.8 62.8 63.9 63.9 57.1 63.9 10 64.3 67.1 66.8 66.4 64.8 62.3 62.4 64.5 64.4 66.1 65.2 62.9 60.4 62.3 63.6999.9 62.7 59.1 57.9 59.1 60.6 66.7 70.4 74.8 64.1 74.8 11 76.2 76.7 76.3 76.0 74.4 71.6 70.9 62.7 51.8 55.0 58.2 59.9 56.9 54.7 60.8 66.3 71.9 69.8 70.8 70.9 65.5 61.8 59.2 57.5 65.7 76.7 12 55.8 55.1 54.5 53.0 50.9 51.4 53.1 54.8 54.4 52.2 52.0 53.2 51.3 50.4 49.3 50.7 54.4 55.9 57.2 60.4 60.0 59.1 58.7 58.8 54.4 60.4 13 59.2 59.4 57.7 57.5 56.4 56.2 59.1 60.2 59.2 59.1 56.6 54.6 55.4 55.9 56.7 59.9 63.4 62.8 63.4 65.3 66.8 66.4 62.9 62.7 59.9 66.8 14 64.2 65.0 66.7 66.0 66.8 68.3 66.7 66.8 68.3 68.5 70.3 67.9 67.0 66.9 65.6 65.7 63.4 62.6 62.7 61.6 60.0 57.1 59.2 59.7 64.9 70.3 15 59.2 58.3 59.5 60.2 60.5 60.3 59.2 59.3 60.1 59.7 63.5 63.7 62.6 61.5 63.1 63.1 62.9 61.9 61.9 61.1 63.3 65.2 67.9 67.5 61.9 67.9 16 66.4 72.1 77.9 64.5 65.5 68.6 66.1 59.9 60.8 62.4 64.1 64.8 64.4 64.8 65.7 63.9 59.2 62.5 62.4 61.8 63.8 63.3 64.0 64.5 64.7 77.9 17 68.4 65.7 63.0 62.3 62.6 64.8 65.3 65.1 64.6 64.3 64.5 64.2 64.4 65.1 66.3 65.5 65.0 62.8 59.5 56.6 56.6 53.7 53.8 54.0 62.4 68.4 18 52.9 52.4 53.9 56.0 57.0 58.5 60.0 59.5 60.7 61.2 60.8 60.8 62.3 61.5 60.4 60.6 58.7 57.4 57.7 62.5 63.7 63.4 54.9 54.1 58.8 63.7 19 52.1 59.7 59.3 57.5 57.2 57.3 57.5 57.4 56.8 53.9 55.3 57.6 55.9 48.8 50.2 56.2 55.7 54.2 54.2 54.0 54.7 56.1 58.8 60.1 55.9 60.1 20 59.7 67.4 64.0 59.9 54.7 54.3 54.3 55.3 55.0 55.1 55.7 55.7 52.9 52.3 54.8 55.4 53.5 54.4 55.4 54.5 51.9 50.5 49.3 48.2 55.2 67.4 21 46.1 62.4 56.7 53.8 51.4 52.0 52.4 52.2 54.4 52.9 52.5 51.8 51.8 53.5 52.9 52.0 51.0 50.4 50.4 51.0 51.1 60.7 63.3 64.5 53.8 64.5 22 64.0 61.9 62.9 64.3 63.4 57.5 63.1 63.1 56.0 50.4 53.1 54.7 55.4 52.4 49.8 50.7 51.5 53.1 54.3 53.7 60.9 60.9 55.8 57.5 57.1 64.3 23 57.1 57.8 57.8 57.6 58.6 58.1 58.8 59.2 58.5 58.5 58.4 58.4 58.6 58.6 57.4 56.5 55.9 56.8 56.7 58.3 60.9 60.9 57.7 55.5 58.0 60.9 24 53.7 53.2 55.8 55.1 47.9 51.8 54.2 53.6 52.4 54.5 53.3 54.4 55.3 55.6 55.4999.9 54.1 53.5 53.4 55.3 56.4 57.1 56.8 58.9 54.4 58.9 25 61.0 61.3 64.8 64.5 63.9 62.2 61.1 61.8 63.0 62.1 62.6 62.7 60.9 59.6 60.7 60.7 60.4 60.8 62.8 61.5 60.8 59.6 60.0 61.5 61.7 64.8 26 75.1 78.0 77.3 74.1 65.1 66.2 62.6 65.4 60.3 57.4 57.7 56.0 55.4 55.2 54.5 55.5 55.4 55.7 55.4 54.6 53.5 53.7 54.0 53.3 60.5 78.0 27 54.3 54.6 54.7 54.9 55.2 54.3 54.7 54.4 53.9 53.4 54.8 55.7 66.2 68.8 65.1 63.6 66.0 68.0 67.9 66.2 64.8 64.2 65.7 67.3 60.4 68.8 28 69.4 67.3 67.3 68.7 71.1 69.7 69.5 70.0 66.1 59.4 59.3 59.2 52.8 48.4 39.3 40.1 41.8 42.9 45.7 46.5 47.9 52.2 59.3 62.5 57.4 71.1 29 63.7 64.5 64.0 63.4 52.1 54.3 52.5 52.6 54.0 54.3 54.8 55.3 52.2 52.5 57.9 61.4 60.0 56.9 56.0 63.6 67.2 68.4 68.3 70.0 59.2 70.0 30 71.5 70.9 69.2 71.1 70.9 71.0 70.9 69.2 66.8 65.9 63.0 59.0 55.4 54.8 55.3 57.5 59.4 59.8 57.4 61.1 75.4 78.5 74.6 63.3 65.5 78.5 MEAN 63.3 63.8 63.4 62.1 60.0 60.1 60.3 60.1 59.2 58.7 59.6 59.9 59.4 58.5 58.1 58.8 59.1 58.8 58.9 59.9 61.2 61.7 61.6 62.3 60.4 69.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JULY YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 59.5 56.0 56.8 55.3 55.0 55.4 52.8 55.3 55.0 54.9 55.0 55.1 55.7 58.1 58.9 56.6 58.3 58.4 57.1 58.4999.9999.9999.9999.9 56.4 59.5 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 55.3 56.7 55.5 54.6 54.2 53.9 53.9 55.1 54.4 56.8 55.0 56.8 3 57.3 59.5 63.2 59.0 51.0 55.0 57.3 61.1 60.6 59.0 60.2 59.3 58.0 59.3 58.4 57.0 55.5 56.2 55.5 54.6 52.2 60.3 73.3 73.1 59.0 73.3 4 67.8 60.8 64.6 64.0 60.7 63.3 56.8 58.2 56.8 56.7 56.2 57.5 56.6 56.1 56.8 57.5 56.3 55.0 53.7 52.5 52.5 68.1 78.5 74.8 60.1 78.5 5 72.5 72.9 75.0 69.1 66.2 62.5 60.0 57.5 56.7 55.1 55.8 57.4 55.8 56.8 58.1 58.3 58.6 62.2 63.4 62.7 63.1 66.7 62.9 63.6 62.2 75.0 6 64.8 58.9 59.1 60.2 60.0 60.7 61.2 61.4 61.4 61.2 62.5 62.1 62.9 62.0 61.2 60.0 58.6 60.4 59.5 59.0 57.9 58.0 52.5 54.4 60.0 64.8 7 47.9 48.8 48.9 55.6 54.7 53.5 53.8 56.2 56.7 58.2 56.9 54.4 54.4 55.5 54.6 57.3 55.0 53.4 53.5 52.5 52.6 51.8 51.9 68.7 54.4 68.7 8 60.0 55.0 56.2 54.1 57.0 59.0 61.4 62.9 62.7 63.7 65.6 67.7 70.2 60.1 61.0 64.6 57.9 59.0 53.9 58.8 58.7 60.3 64.4 61.8 60.7 70.2 9 60.5 61.3 60.9 62.4 62.8 61.9 64.2 65.7 66.7 65.7 64.7 65.7 65.8 65.3 66.3 66.3 65.4 67.0 67.2 76.0 80.6 86.5 90.2 93.5 68.9 93.5 10 90.8 81.7 80.2 80.0 83.4 83.3 80.4 75.3 77.1 75.8 76.9 75.4 73.7 71.6 72.1 74.7 74.2 74.2 72.1 68.3 65.7 62.9 65.1 65.7 75.0 90.8 11 64.5 68.1 75.2 68.7 67.5 62.0 62.9 64.6 67.6 65.4 65.5 64.8 65.0 63.6 64.0 64.1 64.8 62.5 55.1 59.7 62.3 64.5 65.7 67.2 64.8 75.2 12 67.0 67.5 57.4 55.0 52.5 51.7 51.2 54.5 54.3 58.2 58.2 55.2 53.8 56.6 56.3 57.6 58.5 58.8 60.7 65.6 67.4 75.5 79.8 85.4 60.8 85.4 13 81.4 71.0 63.9 64.0 60.5 57.1 57.7 56.1 58.0 59.8 60.9 60.9 60.4 61.0 61.8 61.9 61.6 60.9 59.7 59.0 59.9 60.1 58.5 56.4 61.4 81.4 14 62.5 70.1 66.7 60.2 63.4 60.9 58.5 57.4 59.9 60.3 61.1 61.5 62.1 60.7 61.3 60.8 60.9 61.5 62.1 63.7 63.3 61.8 59.9 58.9 61.7 70.1 15 58.2 60.2 70.5 77.0 70.2 65.9 66.3 65.4 64.8 65.5 61.0 62.2 56.7 52.4 53.0999.9 58.4 56.5 59.2 60.4 60.6 58.5 59.3 59.7 61.8 77.0 16 62.6 83.0 84.3 82.0 82.6 78.0 67.7 64.7 63.8 61.0 61.5 60.5 57.1 54.6 52.8 55.1 56.9 56.9 58.4 60.5 70.0 72.1 73.6 71.7 66.3 84.3 17 71.4 70.0 71.7 72.6 67.4 61.2 59.4 61.0 62.1 60.5 60.4 61.9 61.1 60.7 60.5 59.4 57.8 58.9 57.9 57.9 58.8 57.6 57.8 60.9 62.0 72.6 18 62.1 58.4 58.7 59.9 63.2 63.5 62.4 63.4 67.4 65.8 63.2 63.4 62.6 62.3 61.5 61.8 60.7 58.8 59.9 61.6 61.7 61.1 61.7 61.9 62.0 67.4 19 61.8 63.4 57.2 58.1 58.6 59.3 59.8 59.7 60.2 59.8 61.5 62.1 60.6 60.6 60.4 61.0 58.1 55.1 57.0 57.4 58.2 57.4 56.6 57.3 59.2 63.4 20 80.5 80.0 76.8 74.2 72.6 70.0 68.9 67.8 68.5 68.4 66.7 68.1 67.6 66.8 66.8 66.4 65.8 67.6 70.0 66.2 65.3 72.8 74.0 73.6 70.2 80.5 21 69.9 68.3 67.9 68.5 67.2 63.2 63.6 61.7 61.8 62.3 60.2 57.2 55.4 57.0 56.8 56.4 59.2 63.9 67.2 69.3 66.3 60.5 60.1 59.1 62.6 69.9 22 59.0 61.2 63.4 63.6 57.6 56.6 56.1 58.1 59.7 59.8 60.3 59.3 58.4 57.6 59.1999.9 60.7 67.2 72.1 72.6 75.3 76.8 70.3 67.0 63.1 76.8 23 64.0 63.0 63.8 63.5 62.0 60.5 58.8 63.8 61.4 61.5 60.5 60.7 61.8 60.8 58.8 58.4 57.1 55.9 55.9 60.1 57.1 54.7 50.6 53.2 59.5 64.0 24 55.0 58.3 56.6 56.6 56.2 56.3 56.6 57.9 56.4 58.0 60.1 60.1 61.5 60.2 59.6 58.6 57.9 56.8 56.3 57.3 57.3 59.9 69.3 71.2 58.9 71.2 25 73.5 69.6 58.9 60.7 63.8 66.0 71.8 70.8 71.1 64.8 63.5 62.5 61.3 60.0 63.1 65.7 65.7 66.9 71.5 75.7 83.2 92.2 86.3 78.3 69.5 92.2 26 74.0 70.5 65.9 61.7 61.5 63.0 66.0 59.6 60.1 60.6 61.7 59.5 58.3 58.5 58.0 58.1 57.5 58.3 60.7 63.9 63.4 61.7 62.6 67.5 62.2 74.0 27 73.3 72.3 69.2 64.4 64.0 63.8 70.3 68.5 72.5 67.3 66.0 68.3 62.5 57.4 57.6 57.7 60.4 60.6 63.0 64.1 65.0 63.7 64.4 66.3 65.1 73.3 28 63.0 60.8 59.1 62.5 64.3 66.2 69.4 67.2 67.0 67.4 69.1 68.5 63.9 61.5 60.7 60.3 58.9 57.4 61.7 61.2 59.2 64.5 67.8 61.6 63.5 69.4 29 62.2 63.5 66.5 64.5 57.4 56.1 57.8 58.8 62.5 58.8 60.6 62.4 63.0 62.2 61.1 58.2 58.1 56.4 55.7 58.6 64.6 65.4 63.5 66.6 61.0 66.6 30 67.0 66.5 64.3 63.4 63.1 65.0 66.7 64.9 64.9 62.7 61.5 62.9 62.9 63.4 63.3 64.6 64.3 63.4 63.5 63.9 62.0 62.5 62.3 62.6 63.8 67.0 31 61.7 61.3 65.9 68.1 65.5 63.2 65.1 63.5 64.7 64.3 63.1 64.1 67.0 65.0 66.5 67.5 64.8 63.6 62.8 63.7 85.1 97.4 91.7 87.2 68.9 97.4 MEAN 65.9 65.4 65.0 64.3 63.1 62.1 62.2 62.1 62.8 62.1 62.0 62.0 61.2 60.2 60.2 60.8 60.1 60.3 60.7 61.9 63.4 65.7 66.3 66.9 62.6 74.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 72.7 72.2 73.0 71.5 72.0 70.1 70.4 70.1 70.0 67.0 65.0 62.7 62.5 62.9 63.3 63.3 62.9 64.9 65.5 63.8 61.5 62.4 62.8 63.2 66.5 73.0 2 63.9 64.1 63.2 64.4 63.2 62.4 62.3 62.5 63.2 63.5 63.1 63.3 63.5 63.9 63.9 64.6 65.0 63.9 64.4 67.1 67.0 65.0 63.4 62.7 63.9 67.1 3 62.0 64.1 63.2 65.0 67.6 69.4 68.5 68.0 67.1 67.3 66.0 63.0 63.4 62.8 61.7 62.3 64.2 61.8 62.3 62.0 69.5 63.4 61.3 60.8 64.4 69.5 4 58.6 58.1 59.6 53.8 53.7 59.8 61.6 60.7 58.8 58.4 61.7 62.3 62.2 57.4 55.4 54.1 56.1 54.1 56.2 57.3 62.2 63.7 64.2 66.2 59.0 66.2 5 68.4 65.4 67.1 68.0 70.0 69.8 70.5 68.9 68.5 68.8 67.8 64.5 62.0 56.7 57.2 56.0 61.6 63.6 62.0 63.0 64.5 62.3 63.6 67.2 64.9 70.5 6 80.7 74.6 68.2 66.0 66.1 65.9 64.8 63.3 64.1 63.1 63.8 62.8 61.8 59.6 58.0 59.2 59.1 58.9 65.5 70.0 62.5 61.0 64.1 64.3 64.5 80.7 7 62.5 58.8 56.4 57.7 57.7 58.1 59.6 59.8 62.2 62.5 60.9 61.0 64.2 62.4 59.0 62.3 61.4 58.3 60.0 61.4 64.4 64.4 64.2 68.0 61.1 68.0 8 70.0 67.5 61.2 60.0 57.0 56.3 58.4 59.3 57.1 58.5 58.0 61.2 64.4 63.6 62.4 60.9 59.5 59.4 59.7 58.5 57.6 56.7 50.9 53.4 59.6 70.0 9 58.9 55.3 59.4 59.6 68.1 69.9 66.8 66.3 63.0 61.2 59.7 59.1 57.4 56.9 58.2 56.2 55.7 55.3 54.6 64.4 63.3 59.9 52.2 60.9 60.1 69.9 10 57.6 52.8 55.6 56.7 59.8 64.4 68.3 66.1 64.9 65.0 66.2 67.5 64.3 61.7 60.5 60.8 59.3 58.1 52.3 50.4 51.2 52.8 49.4 50.8 59.0 68.3 11 52.1 47.6 48.2 44.3 44.2 51.5 55.4 57.4 57.9 58.9 57.7 57.5 55.8 54.8 55.0 56.0 55.0 55.2 53.8 53.4 52.4 50.4 50.1 52.0 53.2 58.9 12 53.0 51.6 53.7 55.9 56.7 55.1 53.8 53.3 54.7 54.1 55.0 54.4 54.2 54.0 36.4 52.9 56.0 54.1 52.6 53.3 55.1 54.5 55.3 56.4 53.6 56.7 13 64.8 60.2 62.0 59.4 56.4 55.8 50.4 48.7 50.2 51.8 53.6 52.0 50.5 49.0 50.6 50.9 48.2 48.2 43.1 40.5 43.1 45.6 46.9 49.3 51.3 64.8 14 49.4 52.9 52.4 50.5 50.3 49.5 48.5 48.4 45.9 46.0 45.9 44.5 43.5 43.9 43.3 41.8 39.3 38.1 38.2 38.3 41.5 43.0 41.5 42.4 45.0 52.9 15 43.2 46.6 43.6 44.8 43.7 43.8 45.8 42.5 40.0 37.7 37.5 38.9 39.3 40.2 41.1 33.1 36.6 37.4 37.2 39.2 38.7 37.5 38.9 39.0 40.3 46.6 16 38.2 40.9 38.9 42.0 34.9 41.4 41.1 42.4 42.4 43.8 47.5 52.4 48.7 44.5 41.0 44.8 58.0 57.8 57.3 53.0 52.8 50.2 50.1 47.7 46.3 58.0 17 46.6 47.9 50.4 52.2 53.6 53.9 53.6 61.7 66.7 64.3 62.0 61.9 60.1 58.5 59.4 56.7 53.6 53.3 52.7 47.2 47.6 50.7 50.0 51.2 54.8 66.7 18 46.5 44.9 46.7 50.6 52.3 51.8 51.8 52.3 54.0 52.3 52.8 54.2 54.8 53.3 53.2 52.1 51.1 49.5 51.9 56.1 55.6 59.8 64.3 59.4 53.0 64.3 19 68.3 65.7 62.7 62.1 61.7 58.9 60.2 60.0 62.7 63.2 63.3 62.9 61.4 61.0 61.3 60.2 61.3 60.3 63.0 71.1 78.2 82.2 79.6 81.9 65.6 82.2 20 85.5 80.1 86.4 78.1 74.1 75.0 71.7 67.8 64.0 63.3 65.2 65.3 64.8 63.8 63.0 63.2 63.0 63.1 63.8 63.2 63.0 64.5 57.6 54.2 67.6 86.4 21 54.5 56.2 57.8 58.2 57.0 57.2 56.4 57.3 56.4 55.1 54.8 54.8 55.2 55.0 55.5 57.3 55.9 54.8 56.1 55.4 54.1 54.3 55.2 55.4 55.8 58.2 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 35.5 39.6 41.9 49.3 77.5 83.9 89.0999.9999.9 29 89.7 89.2 93.3 72.2 63.5 63.7 51.5 48.3 48.5 46.8 47.0 49.2 43.6 39.6 39.9 41.1 42.1 42.4 42.6 54.6 59.3 58.4 61.5 62.8 56.3 93.3 30 59.1 58.1 55.6 58.2 73.3 77.1 61.5 56.7 54.1 55.0 55.4 51.8 51.1 49.5 48.9 50.0 49.3 48.3 50.1 51.6 51.0 56.2 74.3 70.4 56.9 77.1 31 80.1 83.2 71.6 60.1 53.8 50.8 50.4 48.7 47.4 47.5 46.9 46.2 46.9 46.2 47.7 49.0 48.8 48.4 51.7 55.2 56.8 58.4 42.5 37.3 53.1 83.2 MEAN 61.9 60.7 60.4 58.8 58.8 59.6 58.5 57.9 57.6 57.3 57.4 57.2 56.5 55.0 54.0 54.5 55.1 53.8 54.2 55.7 56.9 58.2 57.9 58.6 57.3 68.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 38.2 40.6 41.3 39.6 39.6 42.8 41.3 40.3 43.2 44.9 44.9 46.3 47.7 51.2 50.0 49.7 49.1 48.6 48.6 48.9 49.2 50.0 51.8 53.9 45.9 53.9 2 53.6 53.2 51.8 51.3 52.7 54.2 56.2 55.7 56.2 56.5 56.9 58.5 58.5 58.1 59.4 61.6 63.5 64.5 67.2999.9 45.8 46.4 46.0 47.6 55.5 67.2 3 46.5 44.7 42.1 40.3 36.9 36.2 35.1 42.2 43.8 45.0 46.5 50.9 53.8 53.4 52.9 55.1 57.2 56.2 56.7 63.0 60.8 58.2 56.3 55.2 49.6 63.0 4 54.5 54.3 54.1 56.7 58.2 58.5 57.8 56.1 54.9 56.3 57.1 57.5 58.5 58.4 58.8 59.5 60.1 57.7 54.4 55.0 53.9 53.7 52.8 54.3 56.4 60.1 5 54.0 55.5 54.5 54.0 54.1 48.6 46.9 48.9 48.3 49.5 49.9 49.5 49.3 49.6 49.7 49.6 49.7 50.3 53.8 55.9 57.3 57.4 57.2 58.8 52.2 58.8 6 62.5 61.6 60.0 59.4 59.2 59.0 57.4 55.6 53.6 52.7 51.1 49.9 49.6 49.6 50.2 50.8 49.8 48.0 45.7 44.7 46.1 44.5 47.4 48.7 52.4 62.5 7 49.1 49.0 47.8 46.5 45.5 44.9 44.2 40.8 43.3 45.1 46.6 46.2 46.0 45.1 44.9 45.5 45.3 45.9 45.8 46.8 48.4 47.9 46.9 49.3 46.1 49.3 8 54.3 52.3 54.0 56.0 47.6 48.5 46.7 41.3 32.2 23.6 36.3 41.4 41.9 41.9 41.8 43.4 44.5 44.1 45.0 44.9 44.4 43.6 45.0 46.7 44.2 56.0 9 45.4 47.2 47.7 47.6 49.4 49.6 49.3 48.4 48.9 49.7 50.5 51.3 51.4 51.1 50.5 50.1 50.2999.9 51.1 51.1 50.8 52.3 49.7 51.7 49.8 52.3 10 51.5 51.7 52.6 53.0 53.0 52.4 53.1 52.5 49.4 50.7 50.7 49.6 48.9 48.5 48.0 46.8 46.5 47.0 46.5 46.1 46.1 45.0 45.8 45.7 49.2 53.1 11 47.8 47.4 47.4 47.8 46.7 45.6 45.4 45.8 46.1 46.0 45.7 45.4 42.8 42.4 35.7 35.6 35.2 37.1 38.5 34.9 39.6 38.8 35.2 31.9 41.9 47.8 12 29.5 36.9 40.3 45.3 43.3 44.1 42.4 43.3 40.6 39.8 37.8 47.7 57.2 56.3 54.4 53.8 54.3 51.7 52.9 55.5 56.7 58.4 59.3 59.6 48.4 59.6 13 54.6 52.5 51.9 53.0 51.9 51.5 50.8 50.8 50.3 50.5 51.0 50.4 47.5 46.9 46.6 44.4 42.0 41.2 43.2 42.8 42.8 41.8 41.4 44.7 47.7 54.6 14 47.4 45.3 41.9 40.6 37.7 33.5 31.4 30.6 28.0 28.2 42.1 45.3 45.0 45.3 44.1 45.3 47.6 49.5 48.3 48.1 50.3 54.4 57.2 57.3 43.5 57.3 15 56.1 52.4 48.5 48.6 48.9 50.2 49.2 47.2 46.8 47.0 47.6 47.2 46.0 46.0 47.3 43.9 43.3 46.9 47.2 46.5 48.1 52.1 39.2 57.5 48.1 57.5 16 53.9 53.4 51.4 51.7 53.6 51.0 51.4 51.2 51.2 49.5 48.5 48.0 48.2 49.0 50.0 52.3 51.7 50.8 51.9 53.2 51.2 55.7 62.8 58.5 52.1 62.8 17 58.4 60.5 59.3 60.8 63.4 62.9 61.2 58.8 57.5 57.3 54.0 55.4 55.3 53.8 52.6 52.1 54.6 56.7 56.3 61.2 59.8 61.7 60.6 57.1 58.0 63.4 18 59.6 65.3 67.9 57.1 58.6 61.9 62.0 58.4 58.3 57.8 57.5 57.7 57.5 58.0 57.5 57.5999.9999.9999.9999.9999.9999.9999.9999.9 59.5 67.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 63.2999.9999.9 24 62.6 63.0 58.4 57.9 59.3 60.2 60.0 59.9 60.5 61.7 62.2 61.8 61.0 60.5 60.5 60.8 60.3 61.0 62.4 59.4 57.7 55.8 56.7 56.2 60.0 63.0 25 55.5 56.2 60.2 59.4 59.7 61.2 61.2 57.4 56.6 58.1 57.4 56.7 56.0 55.2 54.4 54.4 54.1 53.7 52.3 51.1 51.0 49.9 49.5 49.9 55.5 61.2 26 49.5 49.5 51.9 52.8 54.6 53.2 52.1 54.5 56.2 57.6 56.1 53.2 51.9 51.7 52.7 53.7 53.8 53.5 53.7 53.1 51.8 51.3 54.6 53.4 53.2 57.6 27 50.2 51.4 51.9 51.8 49.8 49.5 50.9 51.2 50.6 49.2 50.8 52.6 52.5 51.5 50.3 52.2 53.1 52.7 52.4 54.1 56.2 56.5 56.4 54.7 52.2 56.5 28 55.2 53.1 54.2 54.3 53.3 52.2 52.2 51.8 51.9 51.7 52.0 52.2 52.1 52.5 53.2 53.7 53.6 53.4 54.1 54.3 55.5 57.7 55.2 58.1 53.6 58.1 29 55.3 55.1 54.2 53.6 52.1 55.0 59.0 55.4 56.3 55.1 56.2 56.0 55.3 55.4999.9999.9999.9999.9999.9999.9 55.0 55.1 56.1 57.9 55.4 59.0 30 58.8 59.8 59.7 58.6 57.3 57.4 57.3 57.5 58.1 58.8 57.8 58.2 58.3999.9999.9999.9999.9999.9999.9999.9999.9 60.4 58.8 65.4 58.9 65.4 MEAN 52.2 52.5 52.2 51.9 51.5 51.4 51.0 50.2 49.7 49.7 50.7 51.6 51.7 51.3 50.7 51.0 50.9 51.0 51.3 51.0 51.2 52.0 51.7 53.5 51.6 58.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH OCTOBER YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 62.8 59.8 60.7 63.0 62.1 61.7 61.8 60.7 61.1 61.0 61.0 60.3 59.3 60.3 61.0 61.2 61.0 60.1 60.0 60.2 60.7 62.6 62.9 65.1 61.3 65.1 2 62.1 61.5 59.0 60.2 59.9 59.1 60.2 60.3 59.2 59.2 59.3 59.6 59.8 60.0 60.2 60.9 61.9 60.0 60.6 60.1 58.0 58.4 58.4 58.8 59.9 62.1 3 59.4 59.0 59.9 59.0 57.9 57.1 58.1 58.1 58.0 57.7 57.3 57.1 58.4 58.0 56.7 56.7 56.3 56.1 56.3 54.6 54.2 54.9 52.9 52.8 56.9 59.9 4 50.9 51.7 52.7 53.3 53.4 51.3 51.1 51.1 51.3 51.6 49.7 48.8 48.0 47.0 46.4 45.4 44.7 45.0 45.3 45.1 43.3 42.5 42.0 40.9 48.0 53.4 5 38.5 37.4 38.1 38.4 38.7 38.3 37.0 36.2 38.3 40.9 41.8 40.4 39.8 39.4 39.5 40.0 39.9 39.8 39.5 38.4 40.3 41.9 38.2 38.8 39.1 41.9 6 39.4 38.0 38.3 36.8 37.3 39.2 38.2 39.5 39.3 40.6 42.1 43.1 44.1 45.4 42.8 44.4 44.3 44.5 44.8 44.9 45.0 45.5 45.7 46.3 42.1 46.3 7 45.9 45.5 45.2 44.4 44.2 46.1 46.1 47.4 46.6 47.8 53.1 50.8 52.8 54.6 52.6 52.7 41.4 45.6 48.2 47.6 46.3 47.0 49.0 49.1 47.9 54.6 8 47.7 46.4 47.2 48.1 49.3 51.7 52.0 49.7 49.4 49.0 49.0 46.7 49.4 48.8 48.0 49.0 49.7 49.2 49.5 50.5 51.1 51.3 51.2 51.6 49.4 52.0 9 51.3 43.8 51.5 55.3 54.0 53.0 52.8 51.7 51.4 51.2 50.8 50.9 51.3 50.7 50.3 49.3 51.2 51.4 50.4 48.0 45.8 45.4 45.6 48.0 50.2 55.3 10 50.0 50.4 48.8 49.0 50.4 51.6 52.8 52.5 51.4 52.4 53.6 54.7 54.5 53.8 54.6 54.2 49.7 50.0 51.8 54.4 54.7 56.3 47.1 43.6 51.8 56.3 11 30.1 36.3 48.3 53.0 51.1 49.5 48.3 48.7 48.9 48.8 48.8 48.1 47.4 46.7 44.9 40.5 39.7 37.9 39.3 33.0 26.8 27.5 31.1 27.2 41.7 53.0 12 19.5 20.0 23.8 28.3 26.4 30.7 43.5 37.3 35.9 35.9 43.0 49.4 53.6 56.4 56.5 56.2 49.2 46.9 39.6 33.6 28.3 26.3 22.9 15.8 36.6 56.5 13 16.7 18.6 22.9 31.0 34.8 44.7 44.6 45.8 44.5 44.9 45.7 47.4 47.0 45.6 48.7 49.9 51.3 51.9 50.9 52.3 53.7 54.7 55.0 46.1 43.7 55.0 14 42.5 42.0 42.7 43.6 42.3 41.3 43.5 59.4 61.2 58.0 58.9 57.0 54.0 54.5 53.9 55.4 56.0 55.3 55.3 56.1 53.5 55.2 55.9 57.3 52.3 61.2 15 58.4 52.9 49.7 48.2 47.1 46.2 48.7 44.5 42.6 43.2 43.5 44.6 43.8 41.9 41.0 41.8 43.1 45.1 46.1 47.6 45.7 48.3 51.5 49.9 46.5 58.4 16 49.1 49.3 48.9 50.0 45.8 41.4 39.8 40.8 40.7 40.2 39.2 38.6 38.9 39.7 41.1 41.6 42.8 43.1 43.5 44.7 44.8 44.3 44.9 44.7 43.2 50.0 17 43.6 43.1 43.7 43.9 44.0 44.5 43.9 43.5 42.4 40.8 40.7 40.3 40.7 41.0 40.6 40.8 46.6 46.2 46.7 44.6 45.7 45.4 46.1 47.1 43.6 47.1 18 47.0 46.9 48.7 46.3 46.0 47.5 49.6 51.6 52.2 51.6 51.0 49.3 50.0 51.6 50.1 50.3 49.8 49.3 48.6 50.4 51.0 50.6 51.2 52.4 49.7 52.4 19 52.2 54.4 55.3 55.8 56.4 56.2 55.8 56.0 56.3 56.5 55.6 55.5 54.7 53.9 52.9 53.1 52.7 52.2 49.8 48.7 48.2 48.4 48.0 48.0 53.2 56.5 20 47.7 48.4 47.8 45.6 42.3 39.8 41.5 43.9 47.3 50.5 50.3 48.7 49.4 50.0 48.9 48.6 44.7 44.1 43.4 41.3 45.7 40.9 44.6 44.7 45.8 50.5 21 43.2 43.1 43.6 44.2 44.6 44.5 44.1 44.6 44.5 43.9 43.7 43.3 42.8 42.8 42.6 42.8 42.6 42.7 43.4 43.6 45.4 48.1 48.4 49.0 44.2 49.0 22 51.2 52.8 50.8 49.2 47.4 47.3 46.8 46.1 44.6 43.7 45.1 44.9 44.2 45.4 44.6 45.0 44.4 44.4 43.6 44.2 46.3 46.8 46.7 46.9 46.3 52.8 23 47.2 47.3 47.5 47.9 50.4 49.3 49.8 51.4 51.6 51.6 50.8 54.0 55.4 55.8 54.6 56.2 57.4 56.9 56.3 56.9 56.1 54.5 50.3 47.3 52.3 57.4 24 46.0 44.3 43.0 43.3 44.1 44.6 44.7 44.3 43.9 44.4 44.1 43.4 43.5 42.9 42.7 42.9 43.3 43.9 44.5 45.8 46.9 47.4 48.3 47.8 44.6 48.3 25 47.7 48.3 49.9 49.5 48.7 46.2 48.3 48.1 48.9 49.2 49.3 50.9 52.3 51.5 51.4 51.8 50.9 50.2 50.0 48.6 47.5 44.7 43.3 42.1 48.7 52.3 26 42.0 42.9 43.6 43.9 43.5 43.1 43.0 43.0 43.1 43.3 45.3 46.2 48.2 50.2 51.6 50.1 50.4 49.9 49.4 50.1 51.0 51.8 51.8 52.4 47.1 52.4 27 51.0 49.1 50.5 51.7 51.9 53.9 54.6 55.5 55.5 55.3 55.3 55.3 55.2 55.7 54.0 53.4 53.4 53.5 54.3 54.6 55.3 55.3 55.2 54.6 53.9 55.7 28 53.9 52.9 52.1 50.5 48.2 48.2 48.8 49.6 48.9 48.7 49.0 49.1 48.1 47.8 48.7 48.0 49.4 50.0 50.3 50.9 51.4 51.8 51.2 49.6 49.9 53.9 29 48.7 47.8 48.1 49.4 49.8 49.4 49.7 49.7 48.9 49.9 50.7 49.9 51.5 51.2 52.5 51.9 51.8 52.0 52.2 51.4 51.2 51.1 50.9 50.7 50.4 52.5 30 50.2 49.8 50.7 51.4 51.1 50.9 50.5 50.7 51.3 51.1 50.7 49.9 49.8 50.0 50.1 51.2 52.4 52.8 53.4 54.1 54.5 54.3 54.3 54.5 51.7 54.5 31 54.1 53.5 52.0 49.5 49.9 50.6 48.7 49.1 50.0 52.3 52.3 49.9 47.1 45.9 44.6 45.5 46.7 47.2 47.6 47.9 48.0 48.5 48.1 48.2 49.1 54.1 MEAN 46.8 46.4 47.3 47.9 47.5 47.7 48.3 48.7 48.7 48.9 49.4 49.3 49.5 49.6 49.3 49.4 49.0 48.9 48.9 48.5 48.3 48.4 48.1 47.5 48.4 53.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 48.9 49.1 48.9 48.6 49.1 49.4 49.8 51.6 51.2 49.6 49.0 48.5 47.6 46.5 44.8 43.5 43.5 41.4 41.4 41.3 41.5 41.6 42.4 42.1 46.3 51.6 2 41.7 43.1 43.4 43.3 43.4 43.2 44.1 45.2 45.7 44.9 44.4 44.5 45.0 45.5 46.1 46.6 46.0 45.2 44.5 45.9 45.9 46.3 45.8 44.5 44.8 46.6 3 44.5 44.1 44.5 45.0 43.6 45.5 44.3 42.4 44.5 45.4 44.9 45.2 44.6 45.7 46.1 45.9 44.9 45.3 46.7 47.3 47.4 49.1 49.7 48.4 45.6 49.7 4 42.2 47.1 50.6 51.2 51.9 51.9 50.8 50.3 50.4 50.7 50.7 50.0 49.4 48.1 46.9 46.4 46.3 46.1 47.7 46.4 46.9 47.4 47.8 48.1 48.6 51.9 5 48.1 47.7 48.0 48.2 47.7 47.9 48.9 45.3 47.9 50.5 49.3 49.7 47.1 44.7 43.7 42.7 42.9 44.5 44.8 43.0 41.3 41.1 40.6 40.8 45.7 50.5 6 40.7 40.7 40.9 40.6 40.5 40.9 41.7 42.4 41.4 41.0 41.2 41.8 42.0 41.9 41.8 41.7 41.7 42.2 42.7 43.0 43.0 43.6 44.1 44.1 41.9 44.1 7 43.9 44.2 45.4 45.9 44.7 45.2 45.4 46.9 47.3 47.8 52.1 57.3 56.1 54.4 53.6 49.4 46.2 41.9 40.8 40.9 39.8 38.9 37.8 36.7 45.9 57.3 8 36.0 35.9 35.5 35.8 35.8 35.2 34.9 34.6 34.2 34.2 33.7 33.9 34.1 33.9 33.5 33.5 33.6 33.6 33.5 33.7 34.4 36.3 37.1 37.5 34.8 37.5 9 40.0 39.2 40.8 40.9 41.8 41.8 41.8 42.0 41.8 41.7 42.0 42.9 42.5 42.3 41.5 40.4 40.4 40.5 40.6 41.0 41.4 41.1 39.5 37.8 41.1 42.9 10 38.2 39.1 38.2 36.4 34.2 31.7 28.8 30.5 33.1 36.4 43.1 45.1 43.3 43.9 46.7 49.1 49.5 49.2 47.9 46.3 47.1 46.6 46.9 46.6 41.6 49.5 11 45.1 43.7 42.8 41.6 42.5 42.5 42.0 41.2 39.6 39.3 38.8 34.9 34.6 32.2 29.3 28.2 27.9 29.3 30.0 31.0 31.4 31.8 32.8 35.2 36.2 45.1 12 37.1 37.9 39.5 41.1 40.0 41.4 40.8 41.2 40.1 37.4 38.0 38.7 41.3 39.8 39.4 39.3 40.1 40.7 41.2 41.5 40.4 39.2 38.3 37.2 39.6 41.5 13 36.1 34.9 34.1 33.8 33.0 32.2 31.9 32.1 32.0 32.3 32.9 33.8 34.5 35.6 35.4 34.5 33.5 33.3 33.6 33.0 33.0 33.2 33.5 36.8 33.7 36.8 14 38.2 38.1 36.9 40.7 42.7 50.2 49.6 48.1 47.2 47.6 48.5 47.9 48.3 47.0 46.2 48.6 48.7 48.4 48.5 49.8 50.8 50.5 49.7 50.3 46.8 50.8 15 50.8 50.0 49.6 48.8 48.2 48.4 48.2 49.9 52.1 51.1 50.2 53.0 51.9 51.3 49.6 47.9 47.5 47.4 48.3 48.5 47.7 47.8 47.6 48.5 49.3 53.0 16 48.2 46.4 46.1 45.4 44.1 43.1 42.4 42.1 41.4 40.4 40.0 42.7 44.6 42.9 42.7 40.1 38.9 39.0 40.5 39.2 39.4 40.5 40.2 40.3 42.1 48.2 17 40.3 40.5 40.1 38.6 39.6 41.6 43.5 45.0 45.5 44.5 43.3 42.9 42.5 42.7 42.9 42.7 42.4 41.3 42.3 42.9 42.7 43.1 43.8 45.0 42.5 45.5 18 44.2 45.9 46.5 47.5 47.7 49.0 49.1 49.5 49.5 50.1 50.4 50.1 50.0 50.8 49.9 48.5 48.8 48.0 46.9 44.0 44.1 44.8 43.9 43.5 47.6 50.8 19 44.0 45.3 47.0 48.0 48.4 49.1 48.8 48.6 48.1 47.7 46.8 45.0 43.8 43.5 43.5 43.5 44.1 44.4 44.9 44.3 44.4 45.0 45.9 46.1 45.8 49.1 20 42.4 41.4 37.2 36.4 35.0 38.5 45.0 45.1 45.3 44.9 44.6 44.0 39.3 42.4 42.2 26.4 26.9 42.7 45.2 43.5 41.9 39.7 36.1 35.6 40.1 45.3 21 43.1 43.1 43.3 44.2 44.9 45.6 46.6 47.0 47.0 47.2 47.2 45.8 45.4 45.5 45.3 44.7 44.1 44.0 44.2 43.9 43.6 45.8 45.3 44.4 45.1 47.2 22 44.7 44.2 43.4 43.6 46.1 46.4 47.8 47.8 47.5 47.3 46.5 47.1 47.2 46.9 46.9 46.6 46.2 45.8 45.6 45.7 46.4 47.5 46.3 46.8 46.3 47.8 23 45.6 42.4 46.4 46.3 46.3 46.1 46.2 45.9 47.0 47.0 46.9 46.1 45.8 45.9 45.7 45.8 45.8 44.6 42.7 44.6 47.5 48.9 48.7 49.0 46.1 49.0 24 47.6 46.1 46.8 47.6 48.6 50.0 50.0 51.0 51.4 52.1 52.8 52.8 51.9 52.0 51.8 50.4 50.3 50.5 50.5 50.6 50.7 50.3 50.2 50.2 50.3 52.8 25 49.8 49.5 49.2 49.7 50.1 50.0 50.1 50.5 50.9 50.7 51.0 51.1 52.1 53.7 52.7 53.1 53.4 54.3 54.8 54.9 54.6 54.1 56.4 54.8 52.1 56.4 26 53.4 53.3 49.4 43.6 42.9 45.4 47.9 45.4 44.0 40.3 39.1 40.3 42.1 42.9 41.9 41.5 40.6 40.9 40.3 40.0 40.1 39.7 39.9 39.8 43.1 53.4 27 39.2 38.4 38.4 40.2 42.1 40.1 37.0 36.4 34.4 31.8 35.0 32.1 32.4 31.8 32.5 30.7 31.5 33.4 35.1 36.1 36.3 35.7 39.0 37.7 35.7 42.1 28 37.8 37.1 37.7 38.6 38.5 38.8 37.6 38.0 35.1 37.5 37.7 38.9 38.8 39.2 39.2 39.7 41.3 43.0 43.2 42.0 40.2 40.5 39.8 39.3 39.1 43.2 29 38.7 41.4 43.4 44.3 44.6 43.4 42.5 48.8 46.1 41.6 41.9 45.6 45.1 43.7 41.4 39.8 39.2 33.7 33.8 39.4 39.8 40.1 42.0 42.6 41.8 48.8 30 43.3 42.9 42.8 44.4 40.4 36.3 38.9 39.7 38.7 38.6 39.5 42.5 42.5 42.4 42.6 42.4 42.1 42.0 42.1 42.1 42.1 42.8 43.3 43.9 41.6 44.4 MEAN 43.1 43.1 43.2 43.3 43.3 43.7 43.9 44.2 44.0 43.7 44.0 44.5 44.2 44.0 43.5 42.5 42.3 42.6 42.8 42.9 42.9 43.1 43.2 43.1 43.4 47.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2008 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 44.9 45.7 45.9 45.5 44.9 45.1 45.9 46.3 46.2 45.4 44.0 43.3 42.7 41.6 40.2 38.8 37.1 37.0 37.6 38.9 39.6 40.6 41.2 41.3 42.5 46.3 2 42.6 45.0 44.8 42.7 42.9 44.3 44.7 44.6 45.2 45.8 46.1 45.2 44.6 43.8 43.8 43.9 44.0 44.8 45.8 47.2 47.3 46.5 46.1 45.1 44.9 47.3 3 44.3 43.3 44.8 43.0 45.4 47.7 45.8 43.4 42.0 41.1 41.2 40.8 41.3 41.3 40.4 40.1 40.8 38.4 36.4 40.7 43.8 43.1 43.7 43.8 42.4 47.7 4 44.5 44.2 44.2 44.0 43.9 42.9 41.2 40.8 40.7 39.7 40.3 40.6 41.3 40.4 39.7 40.3 40.4 39.9 40.7 41.5 41.5 42.0 41.8 41.2 41.6 44.5 5 40.6 41.5 44.2 46.8 47.5 48.6 47.5 46.2 48.7 47.8 50.8 53.5 55.3 57.5 56.0 51.6 52.7 51.2 49.8 49.3 48.7 48.3 48.2 47.5 49.2 57.5 6 47.1 47.5 47.6 47.1 47.3 46.2 45.4 45.2 43.1 43.5 43.2 42.6 41.4 41.4 42.0 40.7 42.0 41.7 41.6 41.1 41.4 41.7 41.3 41.6 43.5 47.6 7 41.7 41.4 41.6 42.2 42.3 42.0 41.4 40.9 40.6 40.3 40.0 39.5 38.6 38.4 39.4 40.1 40.6 40.4 38.2 37.2 37.1 37.0 36.9 37.6 39.8 42.3 8 38.2 39.1 40.6 44.1 44.1 43.9 42.7 42.6 44.5 43.9 43.8 43.8 39.6 32.0 35.4 38.7 40.6 41.2 42.1 32.2 39.1 37.4 30.7 27.9 39.5 44.5 9 31.6 33.9 36.0 34.5 36.2 37.1 37.9 36.0 35.5 35.8 38.7 41.7 43.2 43.2 43.3 43.2 41.6 42.0 41.4 40.5 40.9 41.8 42.8 43.9 39.3 43.9 10 44.6 44.4 44.3 46.3 46.6 46.6 46.0 43.7 42.4 40.2 39.4 38.0 36.8 36.5 36.2 37.5 39.1 39.5 39.8 39.7 41.8 42.3 41.2 43.5 41.5 46.6 11 44.9 44.3 44.1 44.5 44.5 44.3 44.4 44.8 44.9 45.4 45.6 45.7 45.9 45.7 45.5 46.2 46.0 46.8 46.8 46.7 47.5 48.0 47.8 47.4 45.7 48.0 12 47.6 47.7 48.1 47.7 47.1 46.4 46.5 47.2 47.6 48.3 48.4 48.1 48.0 48.5 47.2 48.8 49.0 48.6 50.0 50.0 48.8 47.3 46.0 44.7 47.8 50.0 13 43.9 41.9 40.5 40.8 40.7 39.5 39.8 39.4 38.2 38.6 38.5 37.8 38.1 37.9 38.4 38.2 39.3 40.3 41.4 41.8 43.6 44.2 44.0 44.1 40.5 44.2 14 43.5 43.6 44.7 45.8 46.1 46.5 43.5 39.7 37.4 32.4 30.8 33.8 47.4 47.9 47.9 46.3 43.4 41.1 39.7 40.1 40.9 40.9 41.4 40.2 41.9 47.9 15 39.8 40.2 40.7 41.1 39.6 41.3 41.4 41.4 41.2 40.5 40.4 40.3 42.5 42.8 43.2 44.0 44.0 44.1 44.5 44.9 46.0 48.2 47.6 44.4 42.7 48.2 16 45.8 45.3 49.1 50.7 50.5 49.5 48.4 47.8 47.7 47.2 46.6 47.3 46.8 46.0 44.9 44.4 44.4 44.9 45.8999.9 47.1 47.0 47.4 47.0 47.0 50.7 17 47.0 47.0 47.1 47.0 46.9 47.2 47.0 46.9 46.7 46.6 46.8 47.6 48.5 49.0 48.5 48.0 48.2 49.7 50.4 50.2 50.7 51.4 52.2 52.2 48.5 52.2 18 52.3 52.2 50.7 48.3 46.7 44.7 43.0 41.7 41.1 40.7 42.2 42.8 42.5 42.6 43.3 42.7 42.4 42.9 43.5 43.4 43.5 56.1 58.1 55.6 46.0 58.1 19 53.7 49.8 47.7 46.8 46.0 46.0 46.2 46.2 46.0 46.1 45.8 46.0 46.7 47.4 47.9 47.8 48.8 49.7 49.8 49.3 49.6 49.5 49.5 48.9 48.0 53.7 20 49.2 48.8 48.9 48.8 48.2 46.0 45.2 44.7 44.4 43.9 43.2 43.7 44.4 43.9 43.4 44.3 45.6 45.7 45.1 45.4 46.0 46.6 47.0 46.9 45.8 49.2 21 46.4 46.4 46.1 46.4 45.4 44.9 44.8 44.8 45.3 46.2 46.5 48.1 47.7 48.2 49.6 51.5 51.6 51.9 50.8 49.1 47.8 47.5 46.9 45.9 47.5 51.9 22 45.5 44.7 44.4 43.4 42.3 41.8 41.6 42.2 40.9 39.8 39.2 40.0 40.5 40.5 40.3 40.3 40.9 41.3 41.9 42.8 42.7 43.3 43.2 43.6 42.0 45.5 23 43.6 43.3 43.3 45.0 44.0 42.8 42.5 43.8 44.1 43.8 43.4 42.8 42.9 44.6 45.0 46.6 47.3 47.7 47.5 46.8 46.4 45.4 44.7 44.5 44.7 47.7 24 44.5 44.4 44.2 44.2 43.3 42.8 42.3 42.1 42.1 42.2 42.1 42.1 42.3 42.8 43.4 44.2 45.3 46.1 46.1 48.3 48.2 51.7 57.2 67.1 45.8 67.1 25 62.8 59.6 58.6 55.5 53.6 51.7 49.0 46.5 46.1 45.5 45.3 46.5 46.5 46.7 46.3 47.2 47.2 46.7 47.0 46.9 46.6 46.6 46.5 45.8 49.2 62.8 26 45.9 45.9 46.3 46.1 45.5 46.3 46.9 46.3 45.6 43.7 45.1 45.2 45.0 47.6 51.4 53.7 55.4 59.5 62.6 61.5 59.4 54.8 47.8 45.9 49.7 62.6 27 44.7 44.2 44.5 44.1 43.8 44.4 45.5 45.8 45.4 45.1 45.7 46.4 46.3 46.0 45.5 46.3 46.8 46.6 46.0 45.6 46.6 46.8 47.1 47.5 45.7 47.5 28 47.6 47.7 47.5 47.1 46.4 46.1 45.7 45.9 46.0 46.3 45.7 45.0 45.2 45.6 45.7 45.2 45.4 46.0 46.5 46.7 46.8 47.0 48.0 48.3 46.4 48.3 29 48.5 47.8 48.2 47.6 46.2 45.5 44.1 43.3 43.4 42.9 42.3 41.9 41.6 41.1 41.4 41.8 42.2 42.6 43.8 46.1 45.0 45.7 45.6 46.5 44.4 48.5 30 47.3 47.5 47.4 46.8 47.1 46.8 46.2 45.4 44.8 44.5 44.8 45.7 45.9 46.2 46.0 46.2 47.0 47.6 47.7 48.4 48.8 49.3 49.7 49.8 47.0 49.8 31 50.1 50.1 49.9 50.0 50.3 50.1 49.8 48.9 49.2 49.6 49.4 49.6 49.6 49.4 49.7 50.9 51.4 49.5 48.4 48.7 49.0 48.9 49.3 50.3 49.7 51.4 MEAN 45.6 45.4 45.7 45.6 45.3 45.1 44.6 44.0 43.8 43.3 43.4 43.7 44.2 44.1 44.2 44.5 44.9 45.0 45.1 45.0 45.6 46.0 45.8 45.8 44.8 50.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 50.8 51.1 51.2 50.4 50.1 50.2 49.5 48.4 48.2 48.1 47.9 47.8 47.9 47.9 47.9 48.2 48.4 48.7 49.1 49.8 50.0 50.2 49.9 49.2 49.2 51.2 2 48.6 48.1 47.8 47.7 47.4 47.3 47.5 47.4 47.3 47.3 47.2 47.0 46.4 46.7 46.8 47.2 47.2 47.3 47.2 47.5 47.1 46.3 44.9 43.9 47.1 48.6 3 43.6 44.0 44.5 44.8 44.2 43.9 44.1 45.1 46.3 47.5 47.8 47.2 46.2 45.0 43.5 45.1 46.7 48.0 48.9 49.5 49.5 49.7 49.7 49.0 46.4 49.7 4 48.2 47.6 47.4 47.1 47.3 47.8 47.9 48.2 48.3 48.8 49.3 49.4 50.2 50.8 51.6 52.1 53.6 53.7 53.1 53.1 52.4 52.2 52.6 52.2 50.2 53.7 5 53.5 54.7 55.6 56.8 58.1 59.5 58.1 55.6 55.1 56.3 54.6 54.8 54.1 54.0 54.7 54.6 52.7 52.8 52.6 52.8 52.6 52.6 48.2 52.5 54.5 59.5 6 51.6 50.9 50.4 49.1 48.4 48.1 47.0 46.8 45.9 44.3 43.6 43.7 43.4 43.0 43.0 43.1 42.9 43.2 43.3 43.5 44.2 44.5 45.0 45.7 45.6 51.6 7 44.8 45.2 45.4 45.4 44.7 45.2 44.6 43.7 42.6 41.6 40.9 40.6 39.5 39.8 39.9 40.3 40.4 40.6 41.1 41.7 40.1 42.4 42.9 41.1 42.3 45.4 8 43.5 43.6 43.5 43.8 44.2 43.9 43.7 43.7 44.1 44.4 44.3 44.0 43.8 42.9 40.1 36.7 37.6 37.9 38.2 38.5 37.1 39.1 39.7 39.2 41.6 44.4 9 41.5 43.4 43.3 43.7 44.0 44.4 45.7 45.4 44.3 42.7 40.2 39.4 43.9 47.3 50.5 49.2 49.6 47.7 46.1 45.7 46.2 47.0 46.1 45.0 45.1 50.5 10 44.7 46.2 46.0 47.2 46.9 46.9 46.4 46.6 46.3 46.1 45.5 45.3 45.4 44.9 47.3 47.5 48.1 47.7 48.8 48.7 47.8 47.8 48.1 48.5 46.9 48.8 11 48.6 48.7 48.8 49.2 49.8 50.0 49.6 49.6 48.9 49.1 49.8 50.2 50.3 50.3 50.3 49.9 49.8 49.1 48.9 48.2 47.7 47.3 46.7 46.2 49.0 50.3 12 46.1 46.0 45.5 45.4 45.7 46.9 46.5 45.9 46.4 46.4 46.0 45.1 44.2 43.5 43.8 44.0 44.0 45.9 47.3 46.2 46.4 46.5 47.2 47.9 45.8 47.9 13 48.6 48.3 47.2 46.2 45.8 45.7 45.1 45.3 44.7 44.1 44.0 44.3 44.3 45.6 45.0 45.0 44.4 44.5 45.0 46.3999.9 45.1 45.2 45.3 45.4 48.6 14 44.9 44.5 44.3 44.1 45.1 45.4 44.6 44.1 43.9 43.0 43.8 42.3 43.7 43.2 44.0 44.0 44.7 44.9 45.5 46.2 47.1 47.7 47.5 47.0 44.8 47.7 15 46.7 46.4 46.5 46.8 46.2 44.9 45.2 45.5 45.5 46.3 45.4 45.2 44.8 44.1 44.1 43.3 43.0 43.6 44.6 45.2 45.0 45.2 45.1 46.2 45.2 46.8 16 46.6 45.3 45.4 46.1 45.7 45.8 47.2 46.9 50.0 50.2 50.3 49.4 48.7 49.6 49.2 49.2 49.7 49.5 49.4 49.6 48.8 48.5 49.0 48.2 48.3 50.3 17 47.2 47.5 47.2 46.3 47.3 47.6 48.0 48.2 48.2 47.7 48.2 48.7 50.2 52.7 54.4 54.1 54.5 52.3 51.6 50.7 50.6 50.8 51.0 51.5 49.9 54.5 18 51.9 53.6 53.8 53.4 53.5 54.3 54.9 53.9 52.5 53.1 53.9 53.5 53.4 54.0 54.0 53.4 53.3 53.0 53.0 53.4 53.5 53.3 53.1 53.1 53.4 54.9 19 54.0 53.1 51.8 50.5 50.2 49.0 48.4 48.1 47.6 46.0 44.6 45.1 46.2 46.4 46.0 44.8 45.5 46.4 44.8 43.1 44.4 46.6 46.7 47.2 47.3 54.0 20 45.6 43.5 44.4 40.9 39.2 38.6 36.8 36.4 39.6 41.9 42.9 42.7 42.9 43.2 44.3 44.4 44.1 43.6 43.8 43.7 42.4 42.8 43.9 44.1 42.3 45.6 21 44.2 44.2 44.2 44.1 44.1 43.6 43.3 43.3 43.5 44.0 44.7 44.6 44.7 43.9 42.5 42.2 41.9 41.8 41.9 42.9 44.8 44.7 44.8 45.6 43.7 45.6 22 46.2 46.6 45.9 47.4 48.1 48.3 48.6 48.6 48.8 44.3 45.4 42.4 39.2 40.0 41.5 41.1 40.2 39.1 38.9 38.4 38.1 38.5 38.6 39.1 43.0 48.8 23 39.9 40.7 40.1 38.6 38.7 38.6 39.0 38.5 38.7 40.8 40.5 39.3 38.8 38.4 38.3 39.6 39.4 39.7 41.0 43.2 43.7 44.6 46.5 44.0 40.4 46.5 24 42.4 43.3 43.3 43.4 44.1 45.2 46.2 47.5 49.4 46.1 45.4 44.4 43.9 43.6 41.8 39.3 38.5 37.6 36.8 36.1 36.4 37.7 37.6 37.5 42.0 49.4 25 38.8 38.7 40.8 42.9 42.8 42.7 41.2 38.5 38.9 39.9 42.5 44.7 47.2 48.9 49.1 48.6 48.7 48.9 48.9 48.4 48.2 47.4 48.3 49.3 44.8 49.3 26 49.4 50.0 50.6 50.5 51.2 51.5 51.0 50.6 51.2 50.6 51.0 51.0 50.3 49.9 49.0 49.0 49.2 49.5 49.6 49.8 50.1 50.4 50.5 50.8 50.3 51.5 27 50.8 50.5 50.2 50.0 50.7 51.4 51.2 50.6 49.6 48.3 46.3 43.7 44.0 43.9 43.2 40.8 44.0 45.3 46.4999.9 46.5 48.3 53.5 54.1 48.0 54.1 28 52.8 51.9 50.4 50.0 49.9 48.1 50.0 49.9 50.9 50.8 50.9 49.9 50.4 49.6 48.8 47.7 47.1 47.5 47.8 48.2 48.2 47.9 47.9 47.8 49.4 52.8 29 48.0 48.0 47.9 48.6 49.1 48.7 47.8 47.5 47.4 46.5 46.3 45.9 46.0 46.4 47.0 46.9 46.7 46.9 47.8 48.6 49.5 49.3 49.5 49.8 47.8 49.8 30 49.8 49.9 49.9 49.8 49.3 49.2 48.6 47.8 47.5 47.2 47.6 47.7 47.8 47.9 48.2 49.2 48.7 48.9 48.4 48.6 48.5 48.1 48.2 48.3 48.6 49.9 31 48.0 49.0 49.5 50.0 50.7 51.8 51.6 53.8 54.6 54.9 54.5 54.6 55.0 54.9 54.5 52.4 52.1 51.4 52.3 52.3 52.3 52.8 53.5 54.0 52.5 55.0 MEAN 47.1 47.2 47.2 47.1 47.2 47.2 47.1 46.8 47.0 46.7 46.6 46.3 46.3 46.5 46.6 46.2 46.3 46.4 46.5 46.7 46.6 46.9 47.1 47.2 46.8 50.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.4 53.7 52.9 52.7 52.5 52.1 51.8 51.6 50.7 50.2 49.4 49.3 49.1 48.3 48.0 48.0 48.2 48.4 48.8 49.5 50.4 50.8 50.7 50.0 50.5 54.4 2 49.0 48.7 48.8 48.8 49.0 48.9 48.8 48.9 48.9 48.7 48.5 48.7 48.7 48.6 48.3 48.0 48.2 48.3 48.8 49.3 49.7 49.3 48.8 49.5 48.8 49.7 3 49.3 49.1 48.3 47.6 47.2 47.3 47.2 47.1 47.1 47.0 46.9 46.8 46.9 47.0 47.5 47.5 48.0 48.0 47.2 48.3 50.1 50.9 51.2 52.1 48.2 52.1 4 52.4 52.1 51.5 51.3 51.7 52.3 53.1 53.1 52.3 51.8 51.4 51.2 51.1 51.0 51.1 52.3 52.9 52.4 52.4 52.1 51.6 52.3 53.1 54.0 52.1 54.0 5 55.4 57.2 59.4 59.8 59.4 59.0 55.1 47.6 45.1 45.1 47.8 49.3 49.0 48.9 49.6 50.5 51.3 53.2 53.1 53.7 54.3 54.9 55.1 55.2 52.9 59.8 6 55.2 52.8 52.7 53.4 51.5 48.9 46.7 46.2 44.8 46.1 47.0 47.3 48.3 49.4 49.8 49.4 50.0 50.4 50.7 51.3 52.5 52.6 53.2 53.3 50.2 55.2 7 52.4 52.0 51.7 51.8 52.1 52.6 53.1 52.9 53.0 53.0 52.9 52.9 52.6 51.8 51.1 50.8 50.6 50.8 50.3 48.7 47.0 44.9 44.9 47.3 50.9 53.1 8 48.1 48.1 48.3 48.3 47.2 48.8 47.0 46.4 44.4 44.4 41.5 40.0 40.5 40.6 40.5 40.5 40.8 41.5 42.5 43.9 44.8 44.9 45.1 44.8 44.3 48.8 9 44.2 45.3 44.6 43.5 42.0 39.8 49.7 53.2 51.9 52.8 49.8 49.4 49.0 48.5 48.6 49.0 48.6 48.7 48.5 48.2 47.8 48.2 48.7 49.3 47.9 53.2 10 50.4 50.7 51.5 51.2 51.5 51.3 50.7 50.7 50.0 49.2 49.5 49.9 55.5 53.6 52.8 50.4 49.0 50.4 49.6 49.9 47.9 46.1 44.8 45.0 50.1 55.5 11 45.6 50.6 58.0 57.2 56.2 55.1 53.0 51.4 50.8 51.0 51.6 51.5 51.1 50.8 50.0 49.8 49.3 49.2 49.4 50.3 50.9 51.1 51.2 51.1 51.5 58.0 12 50.7 50.4 50.3 50.2 50.2 50.1 50.3 50.5 50.7 51.2 51.8 52.5 52.9 53.4 53.2 53.3 53.4 54.7 52.4 50.9 50.2 51.7 51.8 50.6 51.6 54.7 13 50.8 51.2 51.2 49.8 49.7 53.6 57.6 56.9 56.3 55.5 54.2 53.5 53.0 52.9 52.9 52.6 52.3 52.6 53.2 53.6 53.6 53.8 53.9 53.8 53.3 57.6 14 42.9 36.9 35.5 40.5 30.7 28.9 29.9 38.6 38.5 53.2 54.5 56.0 56.4 55.8 55.8 57.6 57.2 56.7 56.0 55.8 56.1 56.2 56.2 55.9 48.4 57.6 15 55.8 56.3 55.4 54.3 52.5 51.2 50.6 50.2 49.4 49.2 49.0 48.9 48.8 49.1 49.1 49.6 51.2 51.6 52.1 51.2 49.2 49.5 50.3 51.3 51.1 56.3 16 51.8 51.2 51.1 51.0 50.7 50.6 50.1 50.6 51.8 52.4 53.5 54.7 55.0 55.5 55.6 55.3 55.4 55.3 55.2 55.3 55.5 56.3 57.0 57.2 53.7 57.2 17 57.0 56.9 56.5 55.9 55.7 55.5 55.4 55.4 55.4 55.5 55.3 55.1 54.5 54.1 53.6 54.3 54.6 56.7 54.7 54.7 55.0 55.3 54.8 53.5 55.2 57.0 18 52.0 51.6 51.6 51.3 51.1 50.5 50.3 50.1 49.5 49.2 48.7 48.2 47.8 47.5 47.9 49.0 48.5 49.5 49.6 50.7 51.3 51.6 52.2 51.6 50.1 52.2 19 51.3 51.1 51.2 50.9 51.0 50.9 50.7 50.8 51.4 51.1 50.9 50.1 50.9 51.3 51.4 51.4 50.8 50.8 51.1 51.2 51.7 51.9 52.4 52.8 51.2 52.8 20 53.3 53.8 53.7 54.4 55.7 56.5 55.9 55.6 55.2 55.1 56.3 56.0 55.1 55.3 55.7 55.8 56.0 55.5 55.6 56.2 56.9 57.0 56.4 55.5 55.5 57.0 21 55.3 55.0 55.0 54.4 53.9 53.8 54.1 54.8 54.8 55.5 54.9 57.2 59.5 60.8 64.2 63.2 61.2 55.4 49.9 50.7 49.1 49.7 53.2 52.7 55.4 64.2 22 51.0 54.7 54.8 54.8 55.0 55.0 54.8 53.8 53.8 54.4 55.1 55.0 55.7 56.9 57.5 59.1 61.2 62.3 62.1 61.6 61.3 60.8 61.3 61.8 57.2 62.3 23 62.6 62.6 61.9 61.0 60.5 59.3 55.6 53.5 48.6 46.0 45.1 42.5 42.2 41.1 39.3 36.9 35.8 35.3 36.2 35.9 35.9 36.8 35.9 35.1 46.1 62.6 24 34.4 34.1 34.5 35.3 38.1 39.2 39.8 40.7 42.7 44.7 43.8 45.5 45.9 45.6 44.2 40.2 39.3 41.1 43.6 44.2 45.6 46.0 45.5 45.1 41.6 46.0 25 44.7 44.8 44.9 44.6 44.0 43.8 44.2 43.8 43.5 44.1 43.8 43.7 44.1 44.9 43.9 43.9 45.0 46.8 46.4 48.4 49.2 48.1 45.9 44.2 45.0 49.2 26 44.0 45.3 45.4 46.2 47.0 46.5 47.7 48.3 48.0 46.1 45.8 47.5 47.6 47.8 47.7 47.8 48.4 48.7 49.0 50.5 50.9 51.0 52.9 54.9 48.1 54.9 27 55.7 56.3 56.2 56.3 55.6 55.3 55.3 55.4 55.6 55.2 53.5 52.3 51.1 49.6 48.9 48.8 48.0 50.9 53.9 55.6 57.9 59.5 64.7 63.4 54.8 64.7 28 60.6 55.9 54.9 56.1 54.9 52.2 51.1 50.7 51.0 50.8 50.6 50.4 50.4 55.9 66.4 71.0 73.6 68.6 60.9 64.9 66.6 69.8 69.6 61.2 59.1 73.6 MEAN 51.1 51.0 51.1 51.2 50.6 50.3 50.3 50.3 49.8 50.3 50.1 50.2 50.5 50.6 50.9 50.9 51.0 51.2 50.8 51.3 51.5 51.8 52.2 51.9 50.9 56.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 56.7 63.1 63.4 73.8 67.4 59.6 60.2 62.6 61.5 60.7 56.5 52.2 50.0 50.2 50.5 52.2 53.0 50.2 51.9 54.2 54.8 54.7 53.9 53.6 57.0 73.8 2 54.0 52.9 50.3 49.3 51.0 51.6 50.2 48.6 47.4 46.5 48.1 48.6 50.4 51.9 52.9 53.3 52.0 51.3 51.7 50.5 50.0 48.1 46.0 45.3 50.1 54.0 3 45.9 46.1 48.0 48.5 51.0 51.1 50.6 51.2 51.1 51.0 51.3 50.2 50.1 50.5 49.5 48.5 48.0 48.2 49.2999.9 50.2 51.4 52.7 53.4 49.9 53.4 4 53.5 53.4 53.3 52.9 52.8 52.2 52.1 52.5 52.3 51.9 51.7 51.5 51.9 53.0 54.2 55.6 56.9 58.6 59.0 60.4 62.0 61.9 61.8 62.6 55.3 62.6 5 62.8 62.2 60.2 59.2 59.0 59.2 58.9 58.3 58.4 58.6 58.8 58.1 57.2 57.2 57.9 58.5 58.6 60.2 60.2 61.1 60.5 61.1 61.3 60.9 59.5 62.8 6 59.9 59.1 58.3 57.6 58.9 60.4 61.4 61.1 60.2 59.2 58.5 58.3 58.2 58.2 57.9 56.9 57.5 56.6 58.9 64.0 68.2 68.5 60.7 57.6 59.8 68.5 7 56.6 55.4 54.0 52.8 52.6 50.8 49.9 52.1 54.7 55.9 55.3 55.2 54.3 53.7 52.6 52.0 52.1 53.9 58.7 63.8 63.6 62.3 60.3 57.2 55.4 63.8 8 55.7 56.3 55.5 55.7 56.0 55.7 57.4 59.7 57.8 57.7 57.9 57.1 57.0 57.6 58.9 60.4 62.5 65.6 66.0 62.9 60.6 59.5 61.2 63.9 59.1 66.0 9 68.1 72.2 71.4 67.5 64.5 63.5 63.5 63.3 63.1 63.0 63.1 63.3 62.6 61.2 60.2 59.4 59.5 59.4 59.6 60.2 61.0 56.2 50.4 49.7 61.9 72.2 10 49.0 54.2 58.8 59.1 55.8 53.7 53.4 54.1 54.7 55.2 56.2 57.4 54.1 51.4 52.7 52.8999.9 51.6 52.8 54.1 58.2 56.2 64.1 66.6 55.5 66.6 11 63.7 61.0 58.1 58.0 59.3 59.2 58.8 59.7 62.4 60.9 58.7 58.5 58.7 56.9 54.7 54.6 54.4 55.9 56.1 55.0 53.7 52.8 52.7 52.1 57.3 63.7 12 52.8 54.0 55.4 56.3 56.8 57.3 57.5 57.9 58.3 58.3 58.3 58.4 58.2 57.9 58.0 58.7 59.4 60.0 60.9 62.1 63.1 62.8 62.3 62.9 58.7 63.1 13 61.0 58.7 63.1 62.5 61.8 61.2 59.3 58.9 58.9 60.0 62.9 62.9 61.9 61.3 59.2 58.8 57.4 57.8 57.8 58.7 59.6 60.0 60.7 60.5 60.2 63.1 14 58.8 59.7 60.7 61.1 62.1 59.8 56.9 56.6 57.0 57.2 54.9 52.2 51.2 50.9 49.0 48.2 48.7 51.7 54.6 57.0 57.5 55.4 53.9 55.8 55.5 62.1 15 56.6 57.8 60.5 64.2 65.7 65.3 64.9 64.9 64.7 62.6 60.8 60.4 59.7 59.6 59.1 58.6 58.0 57.6 57.4 57.0 57.2 57.3 58.2 58.0 60.3 65.7 16 58.3 58.5 57.8 56.7 56.6 57.0 57.5 57.6 58.0 58.6 59.3 58.9 58.8 58.4 58.4 57.6 56.0 56.7 57.0 55.4 54.4 56.6 59.8 59.0 57.6 59.8 17 57.2 54.1 55.9 55.3 55.7 56.3 56.0 52.5 51.9 51.6 52.2 51.8 52.4 52.2 51.7 51.8 52.1 51.7 51.2 51.6 51.5 52.0 53.7 53.5 53.2 57.2 18 54.3 53.8 52.5 52.1 50.6 51.0 51.2 50.9 52.4 53.6 55.7 57.6 57.5 57.1 56.8 56.6 56.3 55.6 55.4 54.7 55.9 56.4 57.0 56.2 54.6 57.6 19 55.3 54.4 55.6 55.4 54.2 53.9 54.2 54.6 53.9 53.4 53.3 53.0 52.9 52.9 52.7 53.5 54.3 54.4 54.5 55.3 59.0 58.4 59.2 61.3 55.0 61.3 20 57.9 55.1 55.9 55.9 55.3 53.2 51.5 51.7 51.4 51.3 51.4 51.3 51.5 51.8 51.8 51.7 51.4 52.1 53.0 53.9 55.1 52.3 53.8 52.6 53.0 57.9 21 42.4 41.8 51.2 52.7 50.2 51.2 52.6 54.7 57.7 58.7 58.6 57.9 57.0 56.1 56.2 56.4 57.4 57.9 59.2 61.2 60.4 60.7 62.7 62.8 55.7 62.8 22 62.3 63.0 62.2 60.2 58.5 59.4 60.8 60.4 60.1 59.8 58.2 57.0 55.7 55.6 55.2 55.0 54.8 55.2 57.6 61.9 61.8 53.7 51.7 51.5 58.0 63.0 23 50.3 53.7 52.3 53.9 49.1 47.0 49.3 47.7 64.5 68.0 60.8 61.0 61.6 56.9 54.2 51.4 49.8 48.1 47.3 46.8 45.8 45.7 45.0 44.9 52.3 68.0 24 46.4 47.1 47.8 49.2 50.1 50.2 50.2 51.1 51.8 51.6 52.4 53.3 55.9 56.6 56.3 55.6 55.5 55.1 55.0 55.0 55.1 55.0 56.5 57.4 52.9 57.4 25 57.4 55.4 53.3 52.5 54.5 54.4 53.7 52.6 53.2 51.8 52.2 52.2 51.7 50.8 50.5 51.1 51.8 52.0 52.1 52.2 52.1 52.4 53.8 55.0 52.8 57.4 26 56.0 56.3 55.7 56.1 57.3 56.9 56.7 56.1 56.5 56.3 51.0 51.9 48.9 50.9 51.8 51.7 46.8 42.5 42.4 45.2 45.9 47.1 48.7 49.3 51.6 57.3 27 49.8 50.3 50.6 50.1 49.4 49.0 48.7 48.9 50.7 52.3 54.2 54.5 55.8 55.7 58.4 60.2 59.5 59.2 57.9 55.6 57.8 57.3 57.7 55.5 54.1 60.2 28 60.7 61.0 62.0 64.3 63.0 63.2 62.8 62.7 61.6 61.3 61.2 60.1 60.4 61.3 60.8 59.5 61.7 63.6 62.9 62.1 62.0 62.0 60.7 58.7 61.7 64.3 29 58.4 58.0 57.7 57.8 58.3 58.3 59.0 58.0 57.5 54.6 52.6 53.2 53.5 53.2 52.7 51.4 51.9 52.5 54.4 56.0 57.9 57.6 58.2 59.1 55.9 59.1 30 59.4 57.3 56.2 57.7 62.7 66.6 72.1 71.2 71.6 75.4 73.5 75.4 60.3 57.1 53.6 50.3 50.0 48.6 50.0 52.8 54.0 54.8 54.5 54.0 60.0 75.4 31 53.8 54.4 57.1 58.5 59.1 58.3 58.7 60.0 56.9 56.7 57.4 57.6 57.3 56.7 55.8 55.7 56.5 56.7 56.9 57.4 57.9 58.2 58.4 58.9 57.3 60.0 MEAN 56.0 56.1 56.6 57.0 56.8 56.3 56.4 56.5 57.2 57.2 56.7 56.5 55.7 55.3 55.0 54.8 54.8 54.9 55.5 56.6 57.0 56.4 56.5 56.4 56.2 62.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 59.1 58.3 57.6 57.4 57.9 58.0 57.0 56.0 55.2999.9999.9 55.1 52.1 54.5 63.8 65.0 67.9 67.3 65.8 67.4 67.2 67.6 69.9 68.8 61.3 69.9 2 55.2 54.0 61.0 59.3 58.3 57.4 56.6 56.0 54.3 54.6 56.5 56.9 58.2 58.9 59.3999.9 51.7 50.0 51.9 52.1 51.5 52.3 50.4 52.0 55.2 61.0 3 52.3 52.5 52.6 51.8 51.3 51.3 52.1 53.3 54.3 54.9 54.9 57.1 58.3 59.3 59.3 60.4 60.8 62.3 61.7 61.6 62.8 63.7 62.0 63.5 57.3 63.7 4 61.6 58.4 55.1 57.0 59.3 58.7 51.0 49.6 51.7 49.6 52.5 49.0 46.1 43.1 40.6 45.4 47.4 50.0 52.1 53.6 54.1 53.0 53.6 56.2 52.0 61.6 5 58.5 59.1 59.2 58.5 58.6 58.3 57.8 57.7 58.2 58.5 58.9 59.1 57.3 57.2 56.7 55.2 54.2 53.8 53.9 54.5 54.6 55.1 55.4 57.8 57.0 59.2 6 58.0 56.5 56.8 57.1 57.8 56.2 56.4 57.5 57.6 58.0 59.2 60.1 54.2 53.8999.9 55.0 52.3 49.7 48.1 49.5 51.6 51.6 50.7 51.6 54.8 60.1 7 52.5 52.1 47.1 45.6 51.4 52.0 50.3 49.0 52.5 55.0 55.3 55.7 56.0 55.7 52.5 55.3 53.9999.9 53.1 55.2 55.6 56.1 57.0 58.7 53.4 58.7 8 58.1 56.7 57.6 58.2 59.3 60.3 58.3 55.7 58.3 60.4 62.7 63.9 63.7 63.6 64.0 65.2 66.3 66.0 65.8 65.4 64.7 63.8 62.9 62.2 61.8 66.3 9 61.6 61.7 62.2 62.8 61.4 62.7 68.3 69.1 67.7 66.9 66.1 65.9 64.8 63.5 62.3 61.3 58.8 59.2 60.0 60.0 60.6 60.9 59.2 57.9 62.7 69.1 10 56.6 56.1 57.3 55.7 54.8 55.3 55.4 55.2 55.1 56.2 56.0 56.1 56.0 55.2 55.0 54.4 54.5 55.1 56.2 57.1 55.6 55.8 57.8 53.3 55.7 57.8 11 51.7 52.7 52.3 54.1 54.7 55.6 61.0 59.2 57.5 57.4 57.1 56.7 56.2 55.3 54.1 54.1 54.1 54.1 53.1 50.4 51.0 47.5 50.1 50.6 54.2 61.0 12 51.5 51.3 47.6 47.5 50.7 50.9 52.5 53.8 53.5 52.8 52.7 52.7 50.2 52.8 54.0 53.6 49.0 48.0 50.8 51.9 54.0 52.7 53.6 54.5 51.8 54.5 13 54.3 53.6 53.7 55.7 58.4 58.7 58.0 58.5 56.5 54.9 56.7 57.9 56.0 54.7 53.9 53.7 54.9 56.7 56.3 55.5 54.1 53.2 52.2 54.0 55.5 58.7 14 54.8 55.3 54.7 57.3 56.4 54.1 54.1 54.2 53.1 52.5 54.9 54.8 54.6 55.3 54.2 55.3 55.8 53.8 54.0 54.5 53.8 53.9 53.8 55.0 54.6 57.3 15 56.4 56.9 56.3 55.6 56.6 56.6 56.3 58.0 58.1 56.6 61.2 61.4 62.3 61.7 60.5 57.9 57.3 57.2 58.1 59.9 55.8 58.2 60.8 61.1 58.4 62.3 16 59.7 59.9 59.4 59.5 57.6 57.8 56.7 57.2 57.3 53.6 49.8 50.2 49.1 44.6 35.6 36.0 34.7 35.0 33.9 34.8 33.8 47.4 51.1 52.0 48.6 59.9 17 35.0 36.5 35.9 43.1 45.5 41.4 38.9 40.5 44.2 38.4 38.7 38.1 38.9 36.7 38.3 42.2 44.7 44.6 45.7999.9999.9 49.6 50.0999.9 41.3 50.0 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 53.9 56.1 58.9999.9999.9 19 56.3999.9999.9999.9 51.8 49.9 56.4 56.5 58.6 60.3 62.8 62.6 60.6 55.3 58.8 57.8 57.8 58.7 57.0 56.5 56.2 56.7 57.3 58.5 57.4 62.8 20 59.5 56.5 56.3 56.7 55.4 55.1 54.8 54.3 54.0 54.4 54.4 53.8 53.5 53.8 53.9 54.2 55.4 56.3 57.3 55.8 56.2 58.8 58.2 53.4 55.5 59.5 21 51.0 52.1 53.3 53.6 53.7 52.5 51.2 51.2 51.6 50.5 51.9 51.4 51.0 51.8 52.7 53.5 54.6 54.9 55.3 58.4 60.4 62.5 61.3 64.3 54.4 64.3 22 64.8 62.4 58.8 57.0 55.4 54.8 54.9 54.8 54.6 54.4 55.5 55.8 55.4 54.9 56.3 57.6 57.4 58.7 60.0 61.0 62.8 61.1 61.8 63.1 58.1 64.8 23 63.3 62.8 62.6 62.6 61.3 61.1 60.6 58.9 58.1 58.3 58.2 58.0 57.0 56.3 55.2 54.5 54.6 54.3 54.8 54.8 56.6 57.7 58.5 61.2 58.4 63.3 24 60.7 60.1 60.0 59.7 61.0 62.1 63.5 64.1 64.8 65.8 65.9 65.9 65.6 65.1 66.8 66.8 68.7 70.2 69.5 66.3 64.2 61.8 62.4 61.0 64.2 70.2 25 56.3 55.4 52.6 52.8 54.1 53.9 53.0 51.8 50.2 49.0 47.8 46.9 46.8 47.2 48.9 36.9 38.8 31.7 32.2 30.7 32.5 35.1 43.1 36.0 45.2 56.3 26 32.8 35.2 40.3 41.4 40.0 48.3 63.3 87.1 90.9 81.4 76.1 68.6 64.0 61.8 61.2 65.4 66.6999.9 64.5 64.9 65.8 64.5 64.5 64.0 61.4 90.9 27 63.7 63.6 64.9 64.0 63.0 61.8 57.4 49.0 45.7 44.2 53.4 64.7 67.9 65.1 65.5 65.4 66.1 69.6 71.1 73.2 74.4 65.7 56.1 62.2 62.4 74.4 28 53.4 47.5 51.1 67.6 69.0 67.5 65.9 66.0 64.6 63.4 61.8 61.7 61.5 61.5 62.5 62.9 63.8 64.9 65.0 65.7 65.5 63.4 61.8 62.6 62.5 69.0 29 62.8 63.0 62.6 62.6 63.0 63.2 62.9 61.8 61.3 61.3 60.9 60.3 60.0 60.2 60.6 61.6 63.0 64.1 66.2 66.7 67.2 67.6 67.5 66.6 63.2 67.6 30 69.1 69.0 67.5 66.8 66.7 66.4 63.3 66.2 66.5 61.3 57.9 59.9 67.3 67.3 68.9 70.6 73.2 75.7 77.5 75.9 75.4 75.5 71.8 69.3 68.7 77.5 MEAN 56.2 55.7 55.6 56.5 56.7 56.6 56.8 57.3 57.4 56.6 57.1 57.3 56.7 56.1 56.3 56.3 56.5 56.4 56.9 57.6 57.8 57.5 57.7 58.3 56.8 63.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 67.0 64.9 65.6 66.6 68.2 69.5 68.8 66.4 61.7 57.3 56.5 55.7 55.7 56.7 57.7 58.2 59.6 60.0 59.8 55.9 54.8 53.0 53.5 53.6 60.3 69.5 2 52.1 49.5 47.4 49.1 50.5 51.0 52.2 51.8 54.9 55.3 55.5 53.2 49.5 54.3 53.8 54.9 53.2 51.3 49.9 50.1 49.9 47.7999.9 44.3 51.4 55.5 3 43.0 36.2 27.3 43.3 44.3 42.3 40.3 42.2 48.4 51.8 56.4 53.7 54.7 56.7 60.0 62.2 62.2 62.9 61.9 60.7 60.7 59.5 58.2 57.1 51.9 62.9 4 55.9 55.4 54.9 56.3 55.7 56.8 57.9 58.2 57.9 58.3 57.9 56.6 53.0 61.6 63.6 66.0 67.2 65.8 64.5 64.0 63.4 62.0 61.4 61.3 59.8 67.2 5 60.6 60.7 61.3 61.6 61.8 62.1 62.3 62.0 60.7 59.5 57.2 56.2 55.8 53.3 49.0 44.9 48.6 48.9 52.6 53.7 53.2 52.1 53.2 53.1 56.0 62.3 6 53.4 54.2 53.7 54.6 53.4 50.4 50.9 50.2 50.0 49.7 49.6 49.9 49.7 48.9 48.6 49.0 49.4 52.0 51.5 56.6 54.6 53.3 54.6 56.3 51.9 56.6 7 56.3 54.4 54.6 54.8 54.1 53.2 52.2 52.4 53.1 54.8 55.6 55.3 54.0 51.7 49.6 49.3 50.3 51.9 52.1 54.1 58.6 59.3 58.4 57.0 54.0 59.3 8 54.9 51.5 51.7 48.2 45.7 45.5 49.6 51.5 51.7 51.2 50.3 50.1 50.0 50.8 51.0 51.8 53.2 54.1 55.2 56.8 58.7 59.1 60.0 60.9 52.6 60.9 9 60.9 55.7 47.3 58.6 61.3 60.7 54.6 52.0 51.6 51.4 54.3 55.3 55.6 58.5 58.4 58.9 59.6 61.1 62.4 63.3 63.4 62.3 62.8 62.8 58.0 63.4 10 62.8 62.9 62.0 56.1 50.8 47.3 47.1 49.7 49.5 47.2 51.2 52.7 52.1 60.1 59.9 60.4 58.8 57.8 56.7 56.6 57.3 55.7 55.9 60.0 55.5 62.9 11 61.5 65.8 56.1 36.8 37.7 38.8 46.2 60.1 63.0 64.3 66.3 68.5 69.4 69.5 69.7 69.3 69.4 69.6 61.5 58.0 58.2 57.4 56.8 58.0 59.7 69.7 12 57.8 59.6 60.8 59.1 57.9 57.3 57.3 56.2 54.6 53.8 53.7 54.6 56.4 56.7 57.4 56.8999.9 61.3 61.4 60.4 59.6 59.0 57.9 58.3 57.7 61.4 13 59.7 59.8 57.5 56.8 56.8 56.0 54.7 53.2 53.2 55.1 58.2 58.9 58.5 58.0 56.9 56.6 57.5 58.6 58.4 59.0 61.3 63.3 63.5 62.6 58.1 63.5 14 62.0 62.9 66.0 63.8 68.6 72.7 71.8 64.4 46.0 43.0 42.0 44.9 46.4 48.9 49.0 45.9 47.1 48.7 49.7 51.1 49.6 49.7 51.7 53.5 54.1 72.7 15 52.9 51.1 50.2 50.4 51.2 50.4 50.7 51.4 51.6 54.5 55.4 52.9 49.7 48.0 47.6 48.7 49.0 50.5 54.8 59.1 62.0 60.2 56.0 54.1 52.6 62.0 16 52.3 51.7 51.1 50.7 44.6 44.5 43.7 42.7 42.4 42.0 41.9 39.8 39.7 40.2 46.5 58.5 59.3 60.4 62.7 63.8 65.1 55.3 69.4 74.0 51.8 74.0 17 73.9 74.3 71.2 71.6 68.8 67.1 65.2 66.4 65.9 66.3 66.7 67.6 67.6 66.8 66.9 66.5 65.2 62.8 59.2 57.2 58.0 57.5 55.6 63.0 65.5 74.3 18 77.4 68.8 55.5 56.1 56.8 57.4 57.0 55.2 55.5 53.1 54.9 57.6 55.1 54.8 56.4 57.0 56.8 55.7 55.9 56.3 54.7 55.4 72.0 66.7 58.4 77.4 19 71.4 75.5 75.8 66.5 64.2 63.3 60.1 53.0 54.9 54.8 55.8 57.7 55.3 56.1 58.6 58.3 56.7 57.6 59.4 57.2 57.6 58.0 58.0 57.0 60.1 75.8 20 57.6 57.2 56.9 56.5 56.8 57.0 55.5 61.1 61.5 62.3 63.3 62.6 61.8 61.4 61.4 60.3 59.7 59.0 57.0 55.5 56.1 55.6 55.1 56.3 58.6 63.3 21 56.6 55.5 56.7 56.0 55.4 56.2 55.4 55.0 57.5 57.1 56.6 55.2 51.8 51.8 52.2 52.6 51.0 53.9 52.6 49.6 51.7 54.9 55.7 56.4 54.5 57.5 22 48.9 39.0 42.5 47.4 51.0 56.1 58.3 57.5 57.1 58.8 60.0 59.1 58.2 58.0 58.6 59.1 58.5 55.9 55.1 55.4 56.5 57.8 59.6 60.0 55.4 60.0 23 60.4 61.1 58.8 57.3 57.6 58.4 58.3 57.5 58.7 56.2 58.3 53.7 55.2 55.0 55.8 52.5 50.6 50.4 48.9 48.3 48.0 47.4 48.1 48.0 54.4 61.1 24 51.4 50.1 50.2 51.7 54.0 54.0 51.6 47.4 48.5 51.4 53.5 52.9 49.7 51.0 52.3 51.3 48.3 46.6 43.0 46.5 52.0 51.8 52.9 53.8 50.7 54.0 25 53.0 52.9 54.5 56.5 55.8 55.5 57.7 59.1 60.8 63.7 63.5 62.0 61.4 60.3 58.8 58.7 57.3 55.3 56.2 56.1 55.4 54.9 52.9 51.3 57.2 63.7 26 49.3 48.9 46.5 54.1 57.3 49.1 47.2 45.4 46.8 50.4 49.8 49.1 46.5 46.9 47.7 44.9 50.8 53.2 52.8 51.4 50.9 52.1 52.9 53.8 49.9 57.3 27 54.3 56.6 57.3 56.7 55.7 56.5 57.2 56.9 59.5 59.9 60.3 61.0 62.8 62.8 60.5 58.6 58.2 58.7 60.5 58.0 58.9 61.8 58.9 57.9 58.7 62.8 28 59.0 55.8 56.7 61.4 59.3 59.2 61.0 59.8 59.1 59.5 59.2 58.6 56.8 54.9 53.1 51.8 50.9 51.3 54.8 55.7 57.4 53.0 51.5 49.8 56.2 61.4 29 48.2 46.8 50.9 54.8 53.3 54.4 54.2 54.4 54.5 54.3 53.9 54.0 54.8 56.0 55.5 54.3 53.0 54.2 54.3 56.6 60.1 59.1 58.3 61.2 54.6 61.2 30 57.8 51.8 59.4 61.6 59.8 58.9 59.5 61.0 61.2 60.4 61.3 58.2 57.0 58.0 58.7 57.7 59.4 56.2 55.9 57.9 58.5 60.0 59.3 60.8 58.8 61.6 31 60.4 59.1 60.8 61.1 60.2 59.6 62.5 66.2 65.9 68.5 67.1 65.3 64.4 65.1 65.4 63.7 63.7 61.1 60.9 63.4 64.2 62.0 64.0 68.1 63.4 68.5 MEAN 57.8 56.4 55.5 56.0 55.8 55.5 55.5 55.5 55.4 55.7 56.3 55.9 55.1 55.9 56.2 56.1 56.2 56.4 56.2 56.4 57.1 56.5 57.6 57.8 56.2 64.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 65.2 60.7 62.1 60.4 62.4 62.6 62.9 61.1 61.8 61.8 61.8 62.0 61.9 61.8 61.6 60.9 59.0 56.2 58.5 59.2 61.9 61.6 61.5 58.2 61.1 65.2 2 57.2 56.2 52.8 56.7 57.4 54.7 52.6 48.7 47.9 51.2 48.3 45.1 40.5 44.1 46.4 49.4 52.8 53.0 51.3 51.0 49.7 48.1 49.2 48.2 50.5 57.4 3 47.7 46.3 45.5 43.2 44.0 42.1 44.4 49.4 50.7 58.5 59.5 59.0 57.2 57.0 57.0 59.3 57.9 56.2 55.5 55.1 58.2 60.1 58.2 57.3 53.3 60.1 4 54.8 54.5 53.4 52.4 51.6 50.4 52.1 51.8 51.5 51.7 51.6 51.6 51.3 51.1 50.4 50.4 50.2 49.9 48.1 47.2 47.2 47.5 48.8 49.5 50.8 54.8 5 49.9 49.0 49.0 48.8 48.1 48.9 49.0 49.9 49.0 49.1 49.9 51.0 52.3 50.8 50.8 52.0 50.9 50.0 49.7 50.5 50.2 49.6 52.2 49.0 50.0 52.3 6 49.5 49.4 48.7 49.2 46.2 44.2 43.4 43.8 46.1 48.4 48.0 49.0 49.5 49.3 50.9 51.8 53.2 56.1 59.3 60.7 58.8 57.7 56.7 55.4 51.1 60.7 7 55.1 56.3 55.3 54.2 53.5 52.3 51.0 50.2 49.1 49.6 50.1 51.3 52.0 52.0 51.2 50.9 52.7 52.6 52.8 57.5 54.5 53.7 53.0 53.3 52.7 57.5 8 52.9 53.0 51.7 50.5 50.5 49.7 49.3 48.7 48.2 48.4 49.2 48.7 48.8 48.3 49.3 50.1 49.5 50.1 51.5 52.4 50.9 48.5 50.0 48.2 49.9 53.0 9 51.1 51.4 57.5 59.0 62.4 63.1 60.6 58.2 54.5 51.9 51.7 51.8 52.0 52.2 51.4 50.1 51.2 52.6 53.1 53.5 54.2 54.3 54.3 53.4 54.4 63.1 10 52.2 51.8 48.9 44.7 44.4 43.7 43.8 43.5 43.6 44.1 44.7 44.3 42.8 43.6 43.8 43.8 42.6 43.3 43.7 43.5 43.8 45.4 49.7 48.6 45.2 52.2 11 47.8 47.1 46.9 47.1 46.2 45.0 46.4 45.3 47.0 45.9 44.2 46.2 45.6 46.0 46.0 47.9 48.1 53.2 53.2 52.5 51.5 50.9 53.3 53.4 48.2 53.4 12 51.9 51.1 50.5 51.7 51.1 51.9 52.3 52.7 55.7 55.9 56.5 57.2 57.3 57.2 57.2 56.1 56.0 56.8 57.8 58.8 58.5 59.0 56.8 55.6 55.2 59.0 13 55.0 53.7 52.6 51.1 51.0 49.3 50.0 47.3 48.8 52.8 52.8 52.7 52.3 52.1 51.7 51.4 50.1 50.8 53.0 53.7 53.9 55.6 54.6 56.2 52.2 56.2 14 46.5 42.5 48.3 55.3 49.4 46.3 45.9 45.9 46.1 45.5 45.0 44.4 44.1 44.2 44.0 44.6 46.0 48.1 48.3 49.5 50.0 49.9 52.0 52.2 47.3 55.3 15 50.9 51.5 54.5 56.1 54.9 51.0 52.3 52.2 52.4 52.6 52.6 52.1 51.1 50.3 49.4 49.0 49.8 49.7 50.5 55.2 53.4 54.4 54.4 56.1 52.4 56.1 16 56.3 57.7 58.8 60.9 60.8 60.4 61.3 61.6 62.0 62.0 62.1 60.4 58.5 58.1 59.6 59.4 59.4 58.4 58.9 57.6 57.9 57.6 58.6 57.5 59.4 62.1 17 57.0 56.8 57.6 56.3 54.5 52.7 51.9 52.2 52.2 52.6 51.7 51.3 50.7 53.2 54.9 55.9 55.3 53.8 53.3 53.5 53.0 53.4 63.1 66.5 54.7 66.5 18 58.8 55.0 55.7 55.8 55.8 55.9 54.6 54.3 52.7 51.9 52.2 52.8 51.3 50.0 51.5 53.3 54.3 55.1 57.4 59.2 59.4 61.1 64.1 66.7 55.8 66.7 19 59.4 52.3 53.5 54.6 59.7 62.8 65.9 66.9 68.8 67.5 65.7 63.9 67.3 67.3 69.6 66.7 65.9 66.5 67.4 66.2 66.4 75.1 80.2 81.0 65.9 81.0 20 84.7 83.4 78.2 68.5 65.5 60.8 58.6 58.8 55.4 54.9 54.9 56.7 57.1 58.6 61.0 56.9 55.1 49.3 49.5 51.7 58.3 58.0 57.3 57.4 60.4 84.7 21 58.4 64.4 63.3 63.9 62.6 61.8 61.6 57.8 55.0 56.6 65.1 64.7 63.6 63.3 62.9 62.1 57.3 56.7 56.5 55.5 55.8 53.5 53.7 53.0 59.5 65.1 22 58.3 62.3 64.5 64.4 63.8 62.2 60.5 58.7 58.2 58.2 57.9 57.8 58.0 58.1 57.6 58.0 57.4 57.9 59.1 62.9 69.5 78.9 82.9 77.0 62.7 82.9 23 71.2 66.1 64.9 64.7 63.5 59.8 58.9 58.9 59.4 58.9 61.5 64.1 61.7 62.6 61.8 57.8 58.0 57.8 63.2 64.4 62.5 63.6 64.4 64.1 62.3 71.2 24 62.4 61.0 61.3 61.4 63.4 62.2 59.3 61.5 63.7 63.6 62.0 60.6 59.0 59.4 60.5 58.3 57.4 57.1 59.9 60.7 68.2 84.0 81.4 78.5 63.6 84.0 25 73.7 66.3 66.9 62.8 61.9 61.2 62.1 61.0 60.4 62.4 64.4 64.8 64.1 63.9 62.8 62.3 61.2 62.0 64.5 61.9 60.4 59.6 62.4 66.9 63.3 73.7 26 66.8 60.1 56.4 56.9 57.5 59.1 58.3 57.3 57.4 59.3 59.7 59.1 58.5 58.0 57.6 55.6 53.8 52.3 53.2 48.9 49.8 50.7 49.5 49.0 56.0 66.8 27 49.8 51.0 52.3 51.7 54.7 55.7 56.6 55.6 56.6 54.6 55.2 58.3 60.0 60.7 57.8 57.3 58.0 61.3 63.8 65.0 64.2 62.7 63.4 65.1 58.0 65.1 28 66.3 68.4 63.7 61.0 60.6 61.9 57.4 57.1 58.9 62.8 61.6 59.7 57.8 57.4 48.0 53.8 53.9 53.4 48.8 49.9 44.9 50.4 67.7 71.7 58.2 71.7 29 68.9 69.1 67.0 64.0 55.8 49.8 43.6 45.2 47.5 47.5 47.3 47.3 43.9 43.5 44.1 45.2 45.9 46.4 47.3 49.2 49.2 48.9 49.6 51.2 50.7 69.1 30 54.6 54.6 52.1 50.9 49.6 49.0 50.1 52.8 47.3 49.3 48.3 48.4 48.8 48.0 49.5 48.5 48.2 48.2 47.8 48.2 53.2 63.2 66.2 69.9 52.0 69.9 MEAN 57.8 56.8 56.5 55.9 55.4 54.3 53.9 53.6 53.6 54.3 54.5 54.5 54.0 54.1 54.0 54.0 53.7 53.8 54.6 55.2 55.7 57.2 59.0 59.0 55.2 64.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JULY YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 67.2 67.3 68.4 68.2 67.6 69.6 64.7 62.0 60.7 60.5 55.9 53.1 51.5 50.3 49.7 50.1 49.8 51.5 53.2 53.0 57.4 56.2 53.9 53.7 58.2 69.6 2 59.7 63.3 54.9 57.8 55.6 56.6 56.5 55.4 55.7 55.8 56.2 57.1 56.4 55.0 50.8 50.8 52.4 54.3 56.3 64.1 64.9 59.8 55.1 55.0 56.6 64.9 3 53.8 52.8 53.6 53.6 52.8 54.2 55.9 56.7 57.7 56.7 57.5 57.9 57.9 57.1 55.4 54.6 52.9 52.2 52.7 51.6 50.0 52.7 53.8 52.4 54.5 57.9 4 53.3 54.9 54.6 55.4 55.0 54.2 54.2 52.6 51.3 52.4 53.1 53.5 53.4 53.7 53.8 54.9 53.5 52.7 53.4 46.8 45.9 51.3 60.2 60.2 53.5 60.2 5 59.5 60.5 57.9 56.2 58.7 59.1 58.7 58.3 60.0 59.5 59.9 60.5 60.0 59.1 58.1 58.6 59.2 57.5 56.7 55.6 57.2 60.6 60.4 61.4 58.9 61.4 6 68.8 65.7 64.1 63.2 59.0 56.7 56.0 58.2 62.2 63.9 62.3 60.2 59.4 62.2 64.5 64.1 63.2 65.2 64.8 63.5 62.2 60.5 58.2 59.6 62.0 68.8 7 59.5 60.1 59.9 61.4 61.6 61.6 61.4 60.5 59.2 58.9 60.1 59.8 58.8 58.0 58.1 58.0 57.1999.9 55.0 52.5 52.6 52.1 71.5 81.9 60.0 81.9 8 79.9 75.9 63.3 54.4 53.9 55.3 57.2 59.1 53.9 55.2 56.3 56.6 55.9 54.7 54.6 55.6 54.5 53.6 54.5 53.4 48.7 47.0 46.2 46.3 56.1 79.9 9 47.1 48.9 48.9 48.7 48.6 48.7 49.2 49.6 48.7 50.0 49.0 49.1 48.6 48.4 48.6 49.2 49.2 49.8 48.8 48.4 49.0 49.2 49.2 51.1 49.0 51.1 10 51.2 49.5 49.1 50.2 49.8 50.1 49.3 48.8 48.7 48.5 47.7 46.6 45.3 45.8 46.9 48.5 49.2 48.9 48.9 48.7 49.5 50.5 50.0 50.5 48.8 51.2 11 50.5 71.0 74.3 86.9 82.8 72.2 55.5 49.5 50.1 51.1 50.1 48.7 47.2 46.9 47.7 48.2 46.6 46.2 48.3 50.7 51.4 63.5 52.6 47.3 55.8 86.9 12 46.4 49.0 48.3 48.4 49.5 49.5 49.8 50.1 49.1 49.1 48.9 48.3 48.7 49.1 49.6 50.2 49.2 47.8 48.1 48.4 48.1 49.3 53.4 50.4 49.1 53.4 13 51.8 50.6 50.3 52.1 52.6 51.3 51.5 52.8 52.5 51.3 50.3 50.4 51.1 48.5 50.2 51.6 51.3 52.0 52.6 53.9 56.1 59.4 57.5 55.7 52.4 59.4 14 54.7 54.5 55.4 61.8 61.6 58.3 57.4 57.1 57.3 56.0 53.7 52.4 49.6 48.1 50.0999.9 46.7 46.0 47.1 47.5 48.1 47.3 48.2 50.5 52.6 61.8 15 52.9 53.6 53.7 55.4 58.3 59.1 57.4 60.0 61.1 60.3 54.1 53.3 52.0 51.0 49.9 49.6 51.1 51.6 51.3 51.2 52.9 53.5 53.3 53.5 54.2 61.1 16 54.5 53.4 53.1 53.5 53.1 53.0 52.9 52.1 52.2 51.9 51.7 50.1 51.2 50.7 51.9 53.5 54.4 55.6 57.4 56.7 57.4 56.7 56.5 59.5 53.9 59.5 17 65.6 65.7 62.7 59.2 57.3 56.1 56.6 56.6 57.7 58.0 57.2 56.9 56.2 55.2 54.5 54.5 54.5 54.7 55.1 54.8 53.7 53.2 52.8 52.2 56.7 65.7 18 52.9 55.9 63.6 62.5 60.1 58.9 56.6 54.9 57.6 57.4 56.7 55.9 55.0 52.9 52.4 52.8 52.9 52.4 51.5 53.1 55.1 58.5 61.3 63.8 56.4 63.8 19 64.3 63.6 65.5 66.9 56.6 52.7 54.0 56.7 59.4 60.5 59.0 60.5 57.9 56.2 56.4 56.2 55.4 57.7 58.3 58.6 58.2 57.4 57.4 58.1 58.7 66.9 20 56.5 55.3 57.4 59.2 58.7 56.2 59.2 60.4 59.4 61.2 61.6 60.3 58.0 55.8 54.8 53.2 51.7 51.2 51.9 49.6 50.1 52.8 55.7 54.9 56.0 61.6 21 54.8 55.0 54.9 54.8 51.8 50.3 50.3 53.2 53.4 54.7 52.0 49.9 47.3 42.9 42.3 46.8 51.8 54.0 54.3 50.3 53.7 58.0 65.8 68.9 53.0 68.9 22 62.7 57.7 58.1 58.7 58.1 58.4 58.7 57.4 55.5 55.4 54.7 54.6 56.1 56.7 56.8 56.0 56.2 54.7 52.8 54.1 56.7 57.9 58.9 59.3 56.9 62.7 23 58.2 53.9 56.8 55.9 58.5 54.8 50.9 50.7 51.8 52.2 52.2 51.3 51.1 51.3 51.0 51.4 52.5 55.0 52.3 51.9 51.1 49.3 53.6 56.8 53.1 58.5 24 57.2 55.5 59.4 61.0 60.7 64.9 66.2 57.5 56.2 56.1 56.8 56.6 54.5 54.2 56.2 56.4 54.1 54.5 55.0 60.9 73.8 71.9 58.6 68.1 59.4 73.8 25 76.8 72.3 71.2 70.3 67.3 62.5 56.7 58.6 60.5 60.3 56.4 56.4 56.3 55.6 55.3 55.9 54.9 54.1 51.9 54.5 56.8 57.8 58.2 54.7 59.8 76.8 26 52.3 51.1 51.1 50.5 53.1 50.4 48.9 50.7 52.8 52.2 50.2 50.4 50.4 52.0 45.8 43.5 46.7 50.7 50.7 50.2 53.7 55.5 57.1 56.6 51.1 57.1 27 52.3 51.0 51.7 53.9 55.8 59.1 59.4 58.9 57.1 57.3 56.6 56.7 55.9 54.7 49.1 53.2 53.7 52.2 52.3 59.9 59.3 50.8 53.2 52.2 54.8 59.9 28 50.8 52.8 51.8 51.9 53.7 54.0 52.8 53.7 55.1 53.1 57.4 56.9 55.6 55.0 54.4 54.4 54.5 53.6 53.4 50.7 47.3 48.1 51.9 55.8 53.3 57.4 29 56.4 56.9 54.8 51.1 52.6 52.3 52.3 55.8 56.2 55.9 55.2 55.1 53.0 53.7 53.8 52.8 53.6 53.7 54.4 50.7 51.3 44.3 44.7 38.7 52.5 56.9 30 34.8 37.5 41.6 38.3 31.9 34.1 32.2 31.3 30.4 29.4 30.2 27.8 29.7 30.8 40.6 42.7 43.5 37.4 45.5 46.6 43.0 41.3 45.5 49.7 37.3 49.7 31 48.5 45.7 45.0 46.5 48.3 50.0 49.6 49.5 48.5 47.4 47.9 49.6 49.1 48.9 49.3 50.6 50.8 51.6 52.6 53.8 55.3 52.6 58.5 56.8 50.3 58.5 MEAN 56.6 56.8 56.6 57.0 56.3 55.6 54.6 54.5 54.6 54.6 53.9 53.4 52.7 52.1 52.0 52.6 52.5 52.4 52.9 53.1 53.9 54.2 55.3 56.0 54.4 63.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 55.3 54.4 54.0 54.2 51.4 50.8 50.8 50.3 50.3 51.0 49.8 50.5 49.5 47.3 46.6 45.9 47.1 47.4 48.5 48.5 49.3 51.8 53.7 57.7 50.7 57.7 2 57.6 56.0 54.8 54.5 49.2 49.1 48.4 48.6 48.4 48.7 49.4 49.7 50.1 49.4 50.8 50.8 50.5 50.9 51.5 52.2 53.8 57.8 58.9 62.8 52.2 62.8 3 65.9 64.3 59.1 57.9 57.1 56.2 54.4 52.1 52.2 52.0 53.2 52.8 54.7 56.0 55.7 55.9 55.0 56.2 58.1 58.3 62.4 65.9 63.3 63.2 57.6 65.9 4 61.1 59.4 58.7 58.8 58.6 54.6 53.4 54.5 56.1 58.7 58.4 57.6 56.8 56.7 58.0 58.6 60.8 61.1 61.4 61.7 60.2 60.2 63.2 64.0 58.9 64.0 5 64.5 66.4 65.6 63.5 63.9 63.7 64.1 64.1 63.8 64.9 62.4 61.1 60.8 58.7 59.3 58.6999.9999.9999.9999.9999.9999.9999.9999.9 62.8 66.4 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 62.7 61.8 62.2 62.6 62.6 63.3999.9999.9 13 64.8 66.5 67.8 84.1 86.5 83.4 82.9 84.1 77.0 67.1 60.7 59.7 60.6 62.0 62.7 64.1 63.8 63.3 63.1 62.7 64.4 62.5 61.5 61.6 68.2 86.5 14 62.4 62.2 61.7 62.2 60.1 59.6 59.4 57.3 57.0 59.2 57.8 60.9 60.5 58.7 57.9 55.3 56.0 54.9 54.3 53.9 52.8 52.1 53.0 53.3 57.6 62.4 15 54.5 53.7 52.9 54.3 56.9 57.8 60.4 60.3 60.4 60.5 58.1 56.8 55.6 58.3 58.7 58.8 57.9 59.5 61.7 61.2 59.9 61.1 63.2 66.6 58.7 66.6 16 65.5 66.2 66.3 62.5 62.1 60.7 60.1 59.3 58.8 58.5 58.3 59.0 60.1 60.9 62.1 61.0 58.8 57.3 56.7 56.8 56.3 55.8 56.5 56.5 59.8 66.3 17 56.0 53.4 55.4 54.4 55.8 51.8 49.6 51.4 52.5 53.3 54.1 55.5 55.9 56.3 56.1 55.9 55.3 55.2 55.3 55.4 59.9 67.3 67.9 60.3 56.0 67.9 18 57.7 56.8 55.8 55.4 54.6 53.4 52.8 55.7 54.8 59.4 58.8 56.0 56.6 56.5 56.9 57.7 59.3 59.2 59.5 59.6 61.7 60.9 64.3 62.4 57.8 64.3 19 59.4 59.8 60.2 60.7 58.0 55.6 57.9 57.6 55.2 53.3 51.0 49.4 49.7 48.6 46.8 47.4 48.5 51.4 51.8 51.6 54.3 60.3 62.4 61.3 54.7 62.4 20 56.0 55.7 54.8 54.9 54.2 53.7 55.7 52.9 40.5 37.4 46.1 52.1 51.3 52.7 54.0 57.4 57.4 56.0 58.2 60.6 60.8 61.5 66.7 78.1 55.4 78.1 21 77.7 74.1 74.4 73.4 72.9 61.7 61.4 59.1 58.4 57.4 61.3 60.9 63.6 64.7 61.4 63.0 61.7 58.6 60.2 62.6 68.9 80.7 87.0 87.0 67.2 87.0 22 80.8 79.3 79.2 74.0 70.4 65.0 55.9 61.8 61.0 63.7 64.1 63.0 59.2 53.2 55.8 55.8 53.3 51.6 52.5 51.9 50.5 51.2 52.4 79.5 61.9 80.8 23 85.0 86.7 87.2 73.7 67.7 67.6 62.9 62.5 54.9 53.4 56.2 57.2 56.9 55.5 56.2 54.9 54.5 55.7 56.2 63.6 59.0 54.0 54.7 56.6 62.2 87.2 24 48.2 46.8 44.6 45.6 46.3 48.9 50.0 49.6 49.0 49.5 48.9 50.1 50.0 49.5 50.0 50.6 48.5 47.9 48.5 48.9 47.4 48.3 47.6 46.2 48.4 50.6 25 44.4 44.4 46.2 44.9 46.3 40.4 41.3 43.4 47.6 47.5 47.5 46.0 47.3 48.0 47.9 46.2 48.4 48.6 49.1 49.1 51.4 53.4 56.6 56.8 47.6 56.8 26 54.9 48.9 47.5 49.1 50.1 49.9 49.0 47.9 48.5 49.4 49.1 50.0 50.3 49.6 50.3 49.9 49.7 51.1 51.2 51.8 53.0 52.8 52.9 51.4 50.3 54.9 27 51.5 50.4 51.1 51.9 53.2 50.9 52.1 52.5 53.4 53.9 54.0 54.5 53.1 51.8 50.8 49.7 48.2 48.5 48.1 48.5 49.8 50.5 55.2 58.9 51.8 58.9 28 61.8 60.4 61.1 61.2 61.7 57.6 53.4 54.7 56.1 57.1 58.2 54.6 54.3 53.0 51.1 51.7 52.2 51.4 50.5 60.4 67.3 70.3 72.8 73.6 58.6 73.6 29 57.9 72.3 74.0 64.4 59.7 56.6 64.8 56.3 52.0 51.8 52.0 51.4 50.5 50.0 50.3 51.4 54.2 55.1 53.9 54.5 55.7 57.7 58.2 58.1 56.8 74.0 30 56.9 55.4 56.7 61.6 64.6 67.7 66.4 62.3 57.0 57.8 59.1 56.8 55.6 57.7 57.9 57.9 57.0 56.1 56.8 57.6 56.3 54.0 47.2 49.5 57.7 67.7 31 49.7 50.5 51.8 54.0 55.8 55.6 57.0 55.9 56.7 56.5 56.2 57.6 57.9 58.1 57.9 57.7 57.5 58.1 61.1 61.5 61.3 62.3 65.7 71.5 57.8 71.5 MEAN 60.4 60.2 60.0 59.6 59.0 57.2 56.8 56.4 55.1 55.1 55.2 55.1 55.0 54.7 54.8 54.8 54.6 54.6 55.5 56.5 57.4 59.0 60.3 62.5 57.1 68.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 72.5 67.8 66.4 64.7 64.6 64.7 64.2 64.0 64.6 64.5 64.2 64.9 64.3 63.5 63.9 64.1 64.5 65.7 63.6 60.8 62.3 63.4 62.9 61.5 64.5 72.5 2 59.7 59.1 62.2 62.7 64.3 65.9 67.7 63.5 63.5 62.4 61.2 57.8 57.7 56.9 52.5 47.9 52.3 51.9 51.5 48.3 50.3 49.5 57.1 67.6 58.1 67.7 3 65.7 62.6 60.7 55.3 48.8 50.1 52.3 52.4 52.0 48.5 47.0 47.1 47.9 47.6 45.2 44.7 44.6 47.4 51.0 49.6 52.0 55.2 52.1 55.9 51.5 65.7 4 50.9 52.7 58.7 58.6 56.1 55.0 53.6 53.8 48.1 48.1 48.0 49.3 49.6 46.9 46.5 46.7 47.5 49.7 50.1 51.1 49.3 51.0 45.0 43.1 50.4 58.7 5 41.7 44.6 48.4 47.3 47.0 47.9 50.3 50.8 49.3 49.4 48.9 49.4 50.3 49.4 50.8 52.6 50.0 49.9 51.7 51.0 51.5 56.0 63.7 78.4 51.3 78.4 6 71.5 54.7 53.7 55.2 55.8 54.2 49.7 48.8 48.6 50.1 50.4 50.4 51.4 50.4 49.2 49.7 49.6 49.7 50.9 51.1 51.3 49.9 51.2 53.5 52.1 71.5 7 49.4 49.2 52.2 53.1 53.4 53.2 52.2 52.3 52.8 52.6 53.4 53.6 53.0 53.0 53.7 54.1 53.3 53.0 53.3 53.2 52.9 59.9 63.5 51.9 53.4 63.5 8 49.1 48.9 48.8 49.6 52.8 54.7 50.7 50.5 51.0 51.5 51.4 52.6 52.0 51.2 51.3 51.4 51.6 52.1 53.4 52.9 51.6 50.9 51.4 57.5 51.6 57.5 9 56.6 53.1 49.4 48.1 47.2 48.1 49.7 49.3 50.6 50.6 50.0 50.2 50.5 49.3 49.1 50.7 50.3 50.3 50.4 53.4 56.4 58.4 61.1 58.6 51.7 61.1 10 59.3 57.1 58.3 57.5 55.0 54.1 54.1 55.9 55.5 56.2 55.4 55.4 57.1 56.8 56.5 56.6 55.9 55.9 56.1 58.1 63.2 63.7 63.9 64.2 57.6 64.2 11 61.3 61.1 56.6 55.8 56.0 55.6 56.2 57.2 56.5 56.0 57.3 56.5 55.8 50.2 44.1 44.6 47.3 48.4 50.1 53.2 55.7 58.5 60.2 60.4 54.8 61.3 12 59.6 59.0 58.4 53.0 46.5 50.3 47.7 47.8 42.8 43.3 40.4 40.5 39.9 35.1 30.1 30.8 30.9 30.7 33.0 33.7 31.1 31.3 33.3 30.7 40.8 59.6 13 32.2 32.9 31.3 31.5 30.8 37.3 47.0 50.5 49.4 49.1 50.6 51.8 51.6 50.1 49.4 49.3 49.1 49.3 49.9 50.7 47.8 51.1 49.5 49.2 45.5 51.8 14 48.5 49.9 48.8 48.5 49.5 46.9 50.6 49.1 45.9 46.6 50.0 51.4 51.6 51.7 51.4 51.5 51.4 50.7 48.3 46.1 50.0 55.5 63.2 67.3 51.0 67.3 15 63.5 66.4 68.5 59.4 53.8 49.9 49.5 53.2 56.0 57.3 57.9 59.4 57.8 55.6 54.7 55.2 56.5 53.7 60.2 58.5 63.7 65.4 65.8 69.4 58.8 69.4 16 69.1 64.5 58.4 51.1 50.0 48.2 48.2 50.5 51.3 50.4 47.7 47.3 49.6 50.5 51.3 50.3 51.7 51.4 53.7 52.0 55.5 57.3 59.0 62.1 53.4 69.1 17 61.5 61.7 61.0 59.7 54.4 51.7 52.0 53.3 53.2 54.3 54.9 56.1 57.5 59.5 58.8 59.5 57.7 57.3 56.9 60.1 63.3 66.9 69.1 72.2 58.9 72.2 18 70.3 60.5 60.1 61.0 60.4 57.9 53.7 56.2 59.6 55.9 53.6 54.6 55.2 54.0 55.1 55.1 58.9 58.6 63.1 66.7 66.4 72.2 76.9 81.2 61.1 81.2 19 78.8 75.1 72.8 70.5 69.8 60.3 60.2 65.8 65.1 62.9 61.4 58.8 55.9 55.5 56.0 57.1 55.8 56.2 57.5 59.0 60.1 69.1 75.2 73.9 63.9 78.8 20 68.1 62.7 65.4 63.0 58.4 57.3 56.4 55.9 55.7 56.2 55.7 54.5 54.2 54.8 54.6 54.5 54.5 53.8 51.5 49.8 47.4 48.7 55.5 53.1 55.9 68.1 21 51.7 50.6 55.3 54.1 51.2 50.5 51.2 51.2 51.9 50.1 49.2 46.5 44.1 42.7 39.3 42.3 41.6 38.4 38.3 41.4 38.1 40.6 38.7 37.7 45.7 55.3 22 40.6 41.6 41.6 41.4 41.8 41.5 40.5 41.4 42.2 43.5 42.3 42.2 40.5 39.0 38.9 40.6 38.4 39.4 40.8 42.6 43.1 42.9 43.3 43.9 41.4 43.9 23 43.5 43.7 44.3 45.1 48.8 49.1 49.4 52.6 52.6 49.6 50.5 52.8 53.3 53.1 49.3 47.2 47.0 46.9 46.5 45.3 43.6 42.5 44.4 46.5 47.8 53.3 24 49.3 50.4 51.4 51.6 52.7 52.9 50.5 49.7 53.6 52.9 52.0 54.6 54.4 54.9 54.0 49.4 49.8 57.4 57.0 56.8 54.0 55.3 56.5 56.8 53.2 57.4 25 56.5 53.7 54.3 56.5 54.7 53.7 53.9 52.7 50.7 50.2 49.4 47.8 46.4 44.7 44.4 46.4 47.2 47.8 45.7 47.4 48.2 49.8 50.4 51.0 50.1 56.5 26 51.6 50.8 52.6 53.0 52.4 51.1 50.0 47.7 48.5 48.3 47.5 46.0 47.8 47.7 47.2 47.7 47.5 45.8 45.5 46.0 46.0 42.6 42.7 47.9 48.1 53.0 27 48.0 47.6 46.7 46.5 45.8 45.9 47.7 48.5 48.8 51.3 55.4 61.5 55.5 50.0 47.4 45.3 46.6 47.2 31.6 52.7 54.6 57.0 62.6 62.0 50.3 62.6 28 61.4 59.2 53.3 53.7 51.3 50.9 51.1 51.1 51.1 51.5 52.9 52.7 52.3 51.2 51.0 49.5 49.3 48.2 46.8 48.6 52.2 54.4 53.5 49.6 52.0 61.4 29 50.2 50.1 49.9 50.2 51.5 52.1 57.0 57.2 58.6 57.6 57.8 57.8 57.7 57.8 57.5 55.0 53.4 52.0 53.7 55.3 56.0 56.4 55.0 51.3 54.6 58.6 30 47.7 47.0 47.8 47.8 48.6 48.7 49.2 48.8 48.9 47.9 45.6 44.7 43.0 40.8 37.7 37.7 39.5 42.9 48.0 47.5 44.5 46.0 47.2 52.5 45.8 52.5 MEAN 56.3 54.6 54.6 53.5 52.4 52.0 52.2 52.7 52.6 52.3 52.1 52.3 51.9 50.8 49.7 49.6 49.8 50.0 50.3 51.4 52.1 54.0 55.8 57.0 52.5 63.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH OCTOBER YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.0 48.9 48.3 47.7 45.6 44.5 43.2 43.5 44.7 42.9 41.6 42.1 40.1 38.5 37.5 36.6 36.4 36.5 36.8999.9999.9999.9999.9999.9 42.4 51.0 2 999.9 43.4 43.4 43.9 44.2 43.8 42.9 43.2 43.0 42.5 43.1 43.4 44.5 46.4 48.7 49.6 50.5 50.6 51.6 48.5 51.1 51.8 54.5 53.4 46.9 54.5 3 52.1 51.8 52.4 51.5 50.9 49.0 42.8 45.7 48.3 48.0 46.8 45.7 45.1 45.1 44.5 44.3 45.1 45.8 46.3 45.8 44.9 43.9 43.7 45.7 46.9 52.4 4 46.5 47.0 45.5 45.8 46.2 43.1 42.6 46.4 48.3 50.3 48.7 47.7 44.5 45.6 47.8 49.0 47.8 47.7 47.8 49.5 50.4 47.6 43.5 42.7 46.7 50.4 5 44.6 45.4 44.6 41.9 40.1 40.1 41.0 41.8 41.6 42.0 43.2 45.2 46.1 47.2 48.0 48.2 48.1 48.2 50.9 51.4 55.1 57.0 56.9 55.9 46.9 57.0 6 54.8 52.3 51.4 50.4 48.1 48.0 48.4 48.3 47.9 48.5 48.3 49.0 48.9 48.8 48.5 50.2 52.6 52.2 51.6 51.5 49.9 50.6 51.2 51.9 50.1 54.8 7 53.3 53.2 53.1 53.7 54.4 58.8 62.8 59.6 56.7 54.7 54.1 49.7 45.0 45.7 46.3 47.1 49.1 48.9 49.2 49.8 49.7 49.4 49.0 49.1 51.8 62.8 8 48.6 47.8 47.9 49.7 49.1 51.0 51.2 51.2 52.4 53.9 53.7 54.0 55.2 54.2 47.4 35.9 28.3 23.5 22.7 30.0 49.6 39.2 48.0 47.3 45.5 55.2 9 47.8 50.1 50.9 50.7 50.2 51.6 52.7 50.8 50.2 47.4 48.6 50.2 50.4 49.0 50.0 50.8 51.3 51.0 51.3 51.9 50.6 49.8 48.9 48.4 50.2 52.7 10 48.4 47.2 30.5 36.6 47.4 47.0 46.1 45.7 45.1 44.6 43.8 43.3 42.6 42.0 42.6 43.5 44.0 45.0 45.9 46.6 47.1 47.6 47.0 46.3 44.4 48.4 11 46.3 46.2 45.8 45.3 45.7 45.5 45.1 45.1 44.9 44.8 45.3 45.4 45.7 46.0 46.1 45.6 45.7 45.5 45.7 46.1 46.5 47.5 48.3 49.0 46.0 49.0 12 49.7 50.0 50.3 51.4 52.2 52.1 51.8 51.5 51.4 51.4 51.4 51.7 51.7 52.2 54.3 54.0 53.1 52.8 52.1 51.9 51.5 52.0 51.7 51.8 51.8 54.3 13 52.1 50.8 49.3 50.0 49.8 51.1 52.2 52.4 52.4 52.6 51.8 50.0 49.2 48.9 47.1 48.9 48.3 48.4 48.0 48.2 48.2 48.5 49.1 48.0 49.8 52.6 14 47.8 48.3 49.2 49.6 49.4 50.0 51.2 52.4 50.9 45.8 44.6 42.9 43.3 41.7 40.6 40.1 39.5 38.5 37.6 37.5 39.2 41.5 39.2 39.9 44.2 52.4 15 40.2 41.1 40.2 40.1 40.7 41.5 41.2 40.7 39.5 37.4 39.6 41.6 45.7 46.5 47.7 48.9 48.0 47.3 46.4 46.8 46.4 46.3 47.3 46.3 43.6 48.9 16 45.6 44.9 45.2 45.3 44.6 44.7 44.5 44.2 43.8 43.2 43.3 43.4 43.8 43.8 43.7 44.7 45.0 44.7 45.2 45.8 45.9 47.8 49.4 49.3 45.1 49.4 17 49.0 45.1 40.8 39.6 41.8 44.7 50.2 53.2 55.6 56.0 55.2 57.5 56.3 55.5 56.6 57.6 57.2 52.6 51.4 47.2 46.8 45.8 41.1 41.2 49.9 57.6 18 40.7 41.8 40.5 41.3 43.0 42.5 44.5 46.7 48.2 47.6 47.0 47.3 49.3 51.3 50.4 51.6 53.4 54.9 52.5 51.1 52.7 52.9 50.3 51.0 48.0 54.9 19 51.6 51.5 52.0 52.4 52.7 52.8 53.0 53.0 52.3 51.8 51.5 49.9 48.9 49.1 46.5 44.6 43.9 44.1 45.4 47.6 47.9 50.0 50.4 49.4 49.7 53.0 20 49.7 50.1 50.6 51.6 52.9 51.5 50.6 49.9 49.2 48.8 47.1 47.1 46.9 46.5 45.9 46.2 45.8 46.3 46.6 46.1 45.0 45.9 29.8 34.5 46.9 52.9 21 39.3 35.0 23.4 15.0 19.0 18.9 20.3 14.4 12.8 12.4 26.4 37.0 36.2 29.1 19.6 17.4 21.5 27.5 33.2 39.7 42.4 42.7 43.4 43.2 27.9 43.4 22 41.6 41.1 43.0 43.4 43.5 45.3 45.4 48.3 50.2 49.4 49.1 49.9 49.8 50.0 50.2 50.1 50.2 49.3 46.6 45.6 45.4 46.3 47.0 44.8 46.9 50.2 23 42.5 41.6 41.6 42.3 47.5 49.3 49.9 47.5 46.1 48.0 47.3 47.5 48.9 48.8 49.6 51.6 51.1 49.6 50.0 51.8 52.0 53.0 52.8 51.3 48.4 53.0 24 52.2 52.1 54.1 56.3 54.5 53.1 52.3 51.0 50.6 50.4 49.4 47.1 45.4 44.5 44.0 43.6 43.6 43.8 43.3 43.6 43.6 43.4 44.0 44.5 47.9 56.3 25 44.4 44.3 44.1 43.3 42.8 47.5 47.9 47.5 48.4 49.5 48.9 47.1 46.9 47.1 46.5 47.7 49.3 48.8 47.5 48.5 46.4 45.9 45.2 44.6 46.7 49.5 26 42.1 42.6 43.1 42.3 42.5 41.5 41.6 41.9 42.6 44.2 45.9 46.1 48.2 48.9 50.9 52.0 54.6 51.8 52.6 50.3 48.3 47.0 45.3 44.9 46.3 54.6 27 46.5 44.1 43.7 43.2 44.6 46.0 45.7 44.8 45.3 46.3 46.6 46.4 45.3 44.9 45.6 46.7 47.3 48.5 48.7 49.3 46.0 46.7 46.5 43.6 45.9 49.3 28 43.5 44.2 41.9 41.0 43.4 44.8 45.2 43.4 40.8 41.1 40.2 40.9 39.6 39.2 39.6 38.7 37.7 33.5 35.6 34.6 34.6 35.4 35.4 35.1 39.6 45.2 29 33.5 33.4 32.5 29.9 27.5 26.0 27.5 28.3 26.6 27.6 27.7 27.9 28.0 27.9 29.0 31.1 32.3 31.8 35.5 37.1 40.1 41.8 41.9 40.5 31.9 41.9 30 38.9 38.6 39.9 40.9 42.7 42.1 42.4 43.1 41.8 40.0 39.7 39.5 40.3 40.6 42.5 42.5 40.7 40.4 40.0 38.3 36.6 36.8 36.8 36.4 40.1 43.1 31 35.9 35.7 35.2 35.2 34.7 35.0 35.9 36.5 37.1 37.9 38.2 38.4 40.9 46.6 49.7 47.7 44.9 45.1 43.0 41.9 40.4 39.0 37.9 37.9 39.6 49.7 MEAN 46.0 45.5 44.3 44.2 44.9 45.2 45.6 45.5 45.4 45.2 45.4 45.6 45.6 45.5 45.4 45.4 45.4 45.0 45.2 45.8 46.5 46.4 45.9 45.6 45.4 51.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 37.3 37.5 37.0 36.4 35.3 34.2 34.8 36.2 36.0 36.3 36.9 37.1 37.5 37.9 38.0 37.5 38.8 39.2 39.1 38.9 38.6 38.9 39.2 39.0 37.4 39.2 2 38.5 38.0 38.1 38.5 38.9 39.0 39.1 39.1 38.5 38.6 38.5 38.7 38.8 39.1 39.0 39.5 40.5 41.6 43.6 44.6 46.1 46.9 46.4 46.2 40.7 46.9 3 46.2 46.0 45.2 45.4 46.7 47.0 47.3 48.2 48.3 48.8 50.2 50.6 49.0 47.7 47.6 47.8 48.6 49.0 49.3 51.0 51.4 51.8 51.8 52.0 48.6 52.0 4 52.5 52.0 51.1 51.2 51.0 50.9 50.1 49.3 50.9 51.6 51.9 51.5 51.9 51.1 52.4 53.6 54.2 56.5 56.6 59.2 59.5 59.0 58.0 56.0 53.4 59.5 5 56.0 55.9 55.9 54.0 53.1 53.2 53.5 54.3 56.0 54.7 55.0 57.5 57.7 57.7 56.9 55.9 55.4 55.1 54.1 52.5 42.0 49.8 50.4 49.2 54.0 57.7 6 49.0 51.0 49.7 47.8 45.6 44.3 43.8 45.5 45.9 46.6 47.5 45.8 45.3 45.2 42.3 41.7 43.3 45.1 46.2 47.3 47.0 40.8 45.6 45.8 45.8 51.0 7 43.7 44.2 43.8 43.6 41.6 39.8 38.1 37.2 36.3 35.6 35.0 34.6 34.4 34.2 34.3 34.3 35.6 38.4 40.3 37.9 44.4 47.0 47.5 48.3 39.6 48.3 8 48.4 48.3 47.5 46.8 46.1 45.7 44.7 44.6 45.3 45.4 42.6 41.0 40.7 40.2 39.4 40.2 42.0 42.5 43.7 46.8 47.3 47.1 44.6 39.7 44.2 48.4 9 41.8 40.4 36.6 38.7 40.4 41.0 41.1 43.7 43.3 45.4 47.5 47.8 46.7 48.7 48.5 48.0 48.7 50.3 51.4 52.3 54.3 54.1 54.7 55.2 46.7 55.2 10 55.0 54.1 53.6 53.4 53.1 53.2 54.3 54.7 53.1 52.6 53.7 55.3 56.4 57.8 57.2 57.2 57.9 56.9 56.5 56.2 56.5 56.0 56.0 55.3 55.2 57.9 11 55.1 54.8 55.2 55.9 57.0 56.5 56.4 56.8 58.5 58.1 57.6 57.0 57.1 56.2 55.5 54.8 56.8 57.7 57.0 55.0 53.1 54.7 55.3 55.2 56.1 58.5 12 45.4 55.4 55.5 54.9 52.3 51.6 52.3 52.3 50.5 50.9 50.6 50.1 49.9 49.8 49.6 49.8 50.0 50.9 51.8 52.6 52.7 52.4 53.0 52.6 51.5 55.5 13 52.1 52.5 53.5 54.0 53.8 52.4 51.4 50.9 51.9 50.6 51.8 53.4 55.1 52.3 50.4 45.6 52.5 54.3 53.8 52.0 50.4 47.8 47.7 48.7 51.6 55.1 14 49.6 49.4 49.5 50.1 50.3 50.3 50.6 50.8 50.0 50.3 50.7 51.9 51.4 50.4 51.4 52.8 52.7 51.8 50.6 45.4 40.5 38.6 37.5 40.2 48.6 52.8 15 34.2 34.0 32.4 32.9 38.3 38.2 39.1 43.2 43.0 43.9 42.9 44.1 43.8 44.9 44.8 44.4 45.3 46.6 46.2 47.2 48.4 49.4 50.2 52.1 42.9 52.1 16 51.3 50.5 49.9 50.0 49.6 50.9 55.3 57.1 63.4 69.3 68.8 68.9 66.6 59.2 55.1 59.1 60.3 63.5 65.2 65.7 64.8 58.3 56.7 56.0 59.0 69.3 17 55.3 54.0 52.4 50.2 49.9 50.6 50.2 48.8 49.5 51.6 54.2 53.7 53.1 54.1 56.3 56.1 52.8 54.6 54.9 50.1 51.7 50.5 50.2 50.1 52.3 56.3 18 49.4 48.4 50.5 52.6 53.5 53.3 53.8 52.7 51.6 50.9 50.4 50.0 50.4 51.5 52.3 50.9 51.7 52.6 52.3 53.5 57.1 55.8 55.1 51.9 52.2 57.1 19 51.0 51.3 51.0 51.7 51.1 53.1 53.0 50.7 53.0 51.5 51.1 53.1 54.0 54.2 54.1 52.1 52.2 52.6 52.3 51.3 52.1 53.0 50.8 47.6 52.0 54.2 20 49.6 50.1 52.0 52.6 56.3 58.0 57.7 56.7 57.9 58.1 57.7 58.2 57.3 53.8 55.1 55.1 53.9 54.4 54.3 54.5 54.3 50.8 55.4 56.0 55.0 58.2 21 55.6 55.2 54.8 54.1 53.6 54.2 55.2 56.0 55.6 55.4 55.6 54.6 53.7 54.9 55.4 57.0 57.7 56.5 55.7 55.9 56.8 56.4 56.4 56.0 55.5 57.7 22 55.6 54.9 53.3 51.8 49.9 50.9 51.9 53.7 53.8 54.0 53.9 54.7 54.8 55.4 55.5 55.1 54.6 52.6 52.8 53.1 53.4 53.3 53.3 54.0 53.6 55.6 23 54.9 54.2 53.7 52.9 52.7 52.5 51.7 51.5 51.1 51.0 49.4 45.6 47.3 47.1 46.6 44.4 42.4 42.0 42.0 42.0 42.8 43.1 42.9 42.6 47.8 54.9 24 42.7 42.7 42.7 43.4 44.0 44.4 44.0 45.0 46.4 49.3 50.9 50.8 49.5 51.6 53.3 53.2 53.0 51.7 48.2 47.4 46.5 46.9 46.9 46.8 47.5 53.3 25 46.8 47.0 47.0 47.3 47.4 47.7 47.3 47.4 47.0 46.3 45.9 45.6 45.6 45.8 45.9 45.7 45.4 44.9 44.7 44.4 44.4 44.3 44.2 44.3 45.9 47.7 26 45.2 45.7 46.3 46.9 45.4 45.4 48.3 49.2 48.7 48.2 48.0 48.7 49.1 49.4 49.6 49.3 49.2 49.3 49.1 49.4 50.1 48.9 48.0 47.7 48.1 50.1 27 47.8 47.3 47.8 48.3 47.6 49.8 49.0 46.5 45.1 45.2 44.9 46.7 46.5 47.4 45.6 45.3 45.1 45.0 45.1 49.0 47.1 46.4 46.5 47.4 46.8 49.8 28 48.5 48.7 49.8 48.9 49.7 49.1 50.1 50.5 50.3 49.8 49.7 49.1 48.5 48.9 48.5 49.0 48.7 48.9 48.8 47.6 41.9 38.9 36.4 35.1 47.3 50.5 29 32.8 32.0 42.4 41.9 45.2 43.5 46.0 46.2 47.0 46.9 47.3 47.1 47.3 47.2 47.6 47.7 43.8 43.7 42.0 44.8 47.2 46.7 45.5 46.4 44.5 47.7 30 47.7 48.2 48.0 48.1 47.9 47.6 48.0 48.0 48.1 48.6 48.4 48.6 48.5 48.5 48.2 48.1 48.2 48.0 47.6 47.6 47.6 46.9 47.0 47.2 47.9 48.6 MEAN 48.0 48.1 48.2 48.1 48.3 48.3 48.6 48.9 49.2 49.5 49.6 49.7 49.6 49.4 49.2 49.0 49.4 49.9 49.8 49.8 49.7 49.2 49.1 48.8 49.1 53.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2009 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 47.1 48.7 49.5 49.4 49.0 49.0 49.2 48.7 48.2 47.4 47.0 47.2 47.0 46.7 47.3 48.3 49.3 51.5 49.7 49.0 49.0 48.0 48.3 48.0 48.4 51.5 2 48.0 48.9 36.1 38.5 45.4 34.5 31.5 28.6 33.4 41.1 42.7 44.8 44.4 45.2 43.9 45.9 46.5 44.5 47.3 46.9 42.9 44.7 47.7 46.6 42.5 48.9 3 46.2 46.0 45.1 42.7 43.5 41.7 38.7 37.8 37.8 38.2 44.1 43.9 43.8 43.4 43.8 44.5 45.5 47.4 46.1 46.5 46.3 45.4 46.4 46.0 43.8 47.4 4 45.3 44.6 45.1 43.9 45.0 45.8 46.0 46.2 46.5 46.5 47.3 47.4 47.6 46.9 47.6 49.5 49.8 48.7 48.8 49.1 48.3 48.1 47.9 48.2 47.1 49.8 5 49.2 49.7 49.8 49.6 49.4 49.4 49.2 49.6 49.9 49.8 49.5 49.3 49.1 49.1 48.9 48.8 48.7 48.6 48.5 48.5 48.6 46.4 41.1 40.0 48.4 49.9 6 40.1 38.9 38.2 39.3 41.2 42.2 40.6 38.0 35.9 35.1 34.5 35.0 35.2 34.2 36.2 35.3 34.1 34.2 33.5 33.1 33.7 34.2 33.8 33.1 36.2 42.2 7 32.8 34.0 36.9 38.9 41.4 44.5 45.4 45.7 47.5 48.0 49.0 48.8 48.6 48.6 48.5 48.3 48.2 48.1 47.9 48.0 48.2 48.3 47.9 46.9 45.4 49.0 8 46.1 47.2 47.4 47.7 46.9 46.6 46.2 46.0 44.7 43.1 42.0 41.2 41.5 39.7 37.6 27.6 36.6 41.1 41.9 39.5999.9 43.7 41.8 41.5 42.5 47.7 9 39.5 40.1 39.3 40.4 42.0 44.5 44.7 43.7 43.7 44.8 44.8 42.8 42.6 43.5 43.7 43.7 43.4 44.0 44.9 45.4 46.5 47.0 47.1 46.7 43.7 47.1 10 46.2 46.9 47.9 47.4 46.1 45.4 45.8 46.4 47.0 47.2 47.8 48.9 49.1 49.2 49.9 50.3 50.6 51.4 52.2 52.6 52.8 52.7 53.0 53.2 49.2 53.2 11 53.9 54.2 54.4 53.9 54.9 54.9 55.0 55.1 55.5 55.8 56.3 57.2 57.8 57.9 57.2 57.0 56.9 55.8 54.5 53.8 53.4 54.7 55.3 55.3 55.4 57.9 12 55.5 56.2 54.3 53.6 52.4 52.3 51.5 50.7 49.2 49.4 49.5 48.9 49.0 48.7 47.6 47.2 47.2 46.9 46.8 46.9 47.9 49.4 50.0 49.4 50.0 56.2 13 48.9 47.3 47.2 44.0 46.3 43.3 44.0 46.0 47.4 47.7 47.8 47.0 46.1 45.3 45.1 44.8 44.6 43.9 43.8 43.8 43.8 44.0 44.5 49.2 45.7 49.2 14 52.3 52.5 48.4 44.9 44.4 44.3 43.9 46.1 47.3 48.6 48.8 48.4 47.8 47.6 47.4 47.2 48.0 48.1 48.0 48.3 48.4 48.8 49.2 49.4 47.8 52.5 15 49.2 49.3 49.4 49.6 50.5 51.2 51.0 51.3 52.7 53.1 52.5 52.3 52.8 52.5 52.5 54.8 54.0 53.5 52.7 52.9 52.5 52.8 53.7 54.1 52.1 54.8 16 53.6 53.1 53.1 54.2 56.4 57.7 57.8 56.9 56.2 56.5 56.0 55.9 56.4 55.8 56.4 54.6 49.1 46.7 45.5 44.6 43.8 45.9 46.2 46.5 52.4 57.8 17 46.8 46.8 46.8 47.0 47.2 48.3 49.2 50.2 49.9 49.5 50.2 50.4 49.6 49.3 49.2 48.5 48.4 47.8 47.5 48.2 48.8 49.0 48.8 48.7 48.6 50.4 18 49.3 48.6 48.0 48.5 48.1 49.0 49.2 49.4 49.8 49.9 49.5 49.0 48.2 48.6 49.6 50.5 50.9 51.7 50.8 50.3 50.9 51.4 52.3 52.7 49.8 52.7 19 53.2 53.6 53.3 55.1 54.5 54.4 55.1 55.6 55.9 56.5 56.8 56.3 54.8 53.3 52.5 51.6 52.0 51.6 53.1 53.4 53.8 52.7 51.7 51.0 53.8 56.8 20 51.3 50.9 50.7 50.6 51.5 51.1 51.1 50.4 51.1 52.3 50.9 48.7 47.5 47.9 47.3 47.7 47.6 46.4 45.5 45.5 46.3 48.2 47.8 46.8 49.0 52.3 21 47.1 46.9 46.4 47.6 49.4 51.2 50.6 52.9 53.3 52.0 51.1 51.6 51.9 52.2 51.9 51.9 51.7 51.7 52.1 52.0 52.2 52.2 51.9 53.0 51.0 53.3 22 53.2 52.5 52.1 52.0 52.4 53.3 54.0 54.3 53.9 54.0 54.2 53.4 54.3 54.8 53.5 53.0 53.5 53.9 53.3 53.7 51.9 50.5 49.9 49.0 52.9 54.8 23 47.9 44.3 42.9 43.2 44.2 37.9 32.1 28.6 29.5 29.8 31.6 32.7 45.2 48.5 49.5 45.5 43.0 42.6 44.0 44.1 41.2 40.4 40.1 37.5 40.3 49.5 24 30.0 17.5 12.4 29.0 32.5 25.6 26.9 33.1 32.2 32.3 33.1 34.0 37.0 40.8 42.6 42.7 41.9 43.4 43.9 43.7 44.7 46.0 47.5 47.9 35.9 47.9 25 48.0 48.6 49.4 49.5 49.1 48.8 48.8 48.2 46.8 46.1 47.2 48.2 48.7 48.1 48.6 48.3 48.0 48.0 48.4 48.1 48.1 47.8 47.6 47.3 48.2 49.5 26 46.6 46.6 46.4 46.0 45.8 45.9 46.4 46.1 45.9 46.1 46.6 46.7 48.2 49.2 49.5 49.7 50.0 49.7 49.2 49.3 49.4 49.6 49.8 49.8 47.9 50.0 27 49.3 49.7 49.8 51.0 50.7 51.1 51.3 51.4 51.1 51.0 50.9 51.4 52.9 53.2 52.6 51.3 51.0 50.1 50.2 48.8 45.5 45.5 48.6 50.1 50.4 53.2 28 54.0 52.3 54.2 55.0 54.5 55.7 56.9 57.8 57.1 56.5 56.1 56.6 57.9 57.3 56.2 55.4 54.8 55.5 54.9 54.8 53.9 52.8 52.1 52.2 55.2 57.9 29 52.2 53.2 53.8 56.3 57.7 58.8 59.4 61.0 60.0 59.3 56.0 54.7 54.7 54.7 54.5 53.7 53.3 53.3 53.1 52.7 52.8 52.7 52.7 51.9 55.1 61.0 30 50.3 50.2 50.3 50.7 51.4 50.3 49.6 48.7 48.2 49.3 50.4 50.4 50.3 49.2 48.3 48.8 49.7 49.8 49.5 49.5 49.8 50.1 49.7 49.4 49.7 51.4 31 48.8 49.8 49.0 48.6 47.8 47.4 47.2 47.2 46.2 45.5 46.0 46.0 45.4 45.1 44.7 45.6 47.9 46.9 45.1 45.8 47.1 47.8 48.1 49.1 47.0 49.8 MEAN 47.8 47.4 46.7 47.4 48.1 47.6 47.4 47.5 47.5 47.8 48.1 48.0 48.6 48.6 48.5 48.1 48.3 48.3 48.1 48.0 48.1 48.1 48.2 48.1 47.9 51.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JANUARY YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 50.1 50.1 50.4 50.7 51.5 52.0 52.3 52.5 52.3 51.7 51.2 50.1 49.4 49.1 49.0 49.0 49.7 49.4 48.6 47.5 48.0 48.0 48.4 49.6 50.0 52.5 2 50.6 51.5 51.4 50.9 50.7 51.1 51.6 51.3 51.3 51.3 51.0 50.7 50.6 50.3 50.3 49.8 49.7 49.6 49.9 49.9 51.5 49.9 49.6 49.5 50.6 51.6 3 49.2 48.8 49.3 49.6 49.5 49.6 49.9 49.5 50.1 50.3 48.9 48.6 49.0 48.5 48.1 47.7 49.1 49.6 48.8 49.2 49.4 50.1 50.1 50.6 49.3 50.6 4 49.4 50.1 50.5 50.2 50.7 50.8 50.6 50.8 50.8 51.0 51.0 50.8 51.3 51.6 52.5 52.6 52.7 53.2 53.1 52.6 52.6 52.8 53.2 52.7 51.6 53.2 5 51.9 51.6 51.9 52.0 51.9 51.9 51.7 51.8 51.2 51.2 50.8 50.8 50.9 50.2 50.9 50.9 50.9 50.7 50.8 50.0 50.0 49.9 48.7 48.8 50.9 52.0 6 49.0 49.5 49.4 49.6 49.6 48.7 48.7 48.8 48.4 47.7 47.9 47.6 47.4 47.1 46.4 46.2 46.9 47.0 47.5 47.9 47.7 47.8 48.0 47.9 48.0 49.6 7 45.8 44.7 45.6 45.8 45.8 45.8 47.2 49.0 50.3 52.4 53.1 54.5 54.4 55.1 56.3 55.2 55.6 54.4 53.3 54.1 53.7 53.6 53.7 53.7 51.4 56.3 8 53.5 53.5 53.3 53.8 54.0 54.2 54.3 53.7 53.3 53.6 54.3 54.6 54.0 54.0 53.7 52.9 52.4 52.4 52.5 52.7 52.6 52.8 52.6 52.5 53.4 54.6 9 52.3 52.1 52.0 52.4 52.7 52.8 53.2 52.9 53.0 53.0 52.7 52.7 53.0 53.6 53.3 53.4 53.0 52.5 52.0 51.6 51.6 51.8 52.2 52.2 52.6 53.6 10 52.8 54.1 53.5 51.5 52.8 54.1 54.5 54.5 56.0 53.4 53.3 53.4 52.5 50.5 51.2 51.1 54.5 56.4 57.1 56.1 53.9 53.0 51.9 52.6 53.5 57.1 11 52.0 51.4 51.5 51.4 53.3 55.3 54.4 54.4 54.5 54.6 53.9 54.0 54.8 55.8 56.0 54.7 54.1 53.1 52.9 53.0 53.8 53.4 54.4 57.3 53.9 57.3 12 59.3 58.7 58.1 57.8 56.9 56.2 56.4 54.4 54.6 54.2 52.2 46.8 50.9 49.2 48.4 48.8 48.6 49.2 47.1 48.8 51.4 52.0 45.1 51.3 52.4 59.3 13 50.2 51.0 52.1 52.4 53.7 56.5 57.6 54.1 53.9 53.2 52.5 52.0 52.0 52.3 52.0 51.5 51.0 49.6 50.2 48.8 49.3 49.9 48.7 47.8 51.8 57.6 14 49.1 49.2 48.5 46.4 34.5 37.5 39.3 39.0 50.9 52.0 51.3 51.4 50.9 49.9 48.3 47.7 47.6 47.7 48.6 49.7 49.6 49.8 50.1 52.1 47.6 52.1 15 51.4 51.3 50.9 50.0 49.7 49.2 51.6 50.0 49.7 50.3 50.9 52.0 52.5 51.9 51.8 53.9 54.1 55.8 56.1 55.2 54.0 54.0 53.8 53.6 52.2 56.1 16 52.7 52.6 52.3 50.9 50.3 49.5 50.7 51.1 51.1 51.4 51.7 51.5 51.2 51.4 51.6 51.5 51.4 51.3 51.1 50.8 50.6 50.7 50.9 50.9 51.2 52.7 17 50.8 50.9 51.2 51.1 50.4 49.9 49.7 49.6 49.8 49.7 49.8 49.6 51.2 51.5 50.4 50.0 50.5 50.6 50.8 50.6 50.4 50.3 50.2 47.9 50.3 51.5 18 50.0 50.5 50.5 51.0 51.3 51.1 51.2 50.9 50.7 50.7 50.9 51.1 52.1 52.5 53.5 53.8 53.6 53.5 54.6 56.0 55.3 55.1 53.8 50.8 52.3 56.0 19 47.8 47.5 48.3 47.7 47.1 46.6 46.2 46.2 46.2 46.8 46.3 46.3 47.1 48.0 46.7 46.9 47.2 47.5 46.9 49.2 49.3 49.1 49.3 48.9 47.5 49.3 20 49.3 49.5 49.1 49.6 49.5 49.9 49.9 51.0 52.3 52.9 52.9 53.6 54.2 53.1 53.2 53.0 52.9 51.6 51.3 49.9 50.5 51.8 50.8 49.8 51.3 54.2 21 49.0 48.6 47.8 47.4 48.2 49.0 48.1 50.0 54.8 53.0 53.3 53.4 51.5 51.8 51.9 51.0 50.8 50.7 50.7 51.6 54.4 55.5 56.0 57.2 51.5 57.2 22 56.0 50.8 47.3 41.9 39.8 38.5 38.6 38.4 39.6 37.6 37.3 37.0 37.1 41.7 48.7 55.7 65.7 67.8 66.0 62.7 61.9 61.0 58.4 55.2 49.4 67.8 23 53.9 53.7 53.4 53.2 52.8 52.8 52.6 52.0 52.2 52.3 53.0 52.8 52.5 52.1 52.3 52.1 51.8 51.2 50.2 49.6 49.9 49.6 49.4 48.3 51.8 53.9 24 46.6 46.3 46.6 47.1 48.1 47.0 47.1 46.9 46.4 47.2 47.4 46.9 46.0 45.1 44.1 43.5 43.8 44.1 44.8 45.5 46.1 46.6 46.7 47.2 46.1 48.1 25 48.0 48.5 48.4 48.3 47.3 47.3 47.1 46.1 46.0 46.4 46.9 47.8 48.4 48.5 48.7 48.9 49.6 49.8 51.3 52.6 51.7 52.3 51.7 51.2 48.9 52.6 26 53.2 52.3 52.7 53.3 52.8 52.6 51.6 52.4 53.0 53.7 53.3 53.7 54.3 55.3 53.7 55.1 55.7 54.1 49.3 49.6 49.1 48.2 48.0 47.7 52.3 55.7 27 47.4 47.1 47.4 47.6 47.7 48.1 48.8 50.0 52.1 51.9 52.3 53.9 54.4 53.0 53.8 54.8 53.8 51.9 51.6 51.7 51.5 40.8 35.1 27.7 48.9 54.8 28 19.2 18.8 19.3 25.4 20.3 20.8 23.0 23.5 24.3 29.5 35.4 35.5 39.2 41.2 42.1 41.9 40.8 41.1 42.0 42.1 42.1 39.0 41.1 42.5 32.9 42.5 29 42.2 42.6 42.7 43.0 43.5 43.5 44.0 44.0 45.1 45.7 48.0 52.8 56.5 57.0 56.0 54.8 52.8 50.7 51.3 54.1 54.5 53.6 53.8 52.9 49.4 57.0 30 52.4 50.1 49.1 50.8 55.1 50.7 47.2 46.1 43.1 46.0 45.4 45.0 44.4 45.0 47.6 51.3 51.7 51.5 48.9 46.8 47.8 47.1 43.7 38.0 47.7 55.1 31 38.9 40.6 41.4 41.5 39.6 39.8 40.0 40.6 42.1 42.5 46.5 50.5 50.1 51.2 52.2 52.7 52.0 51.1 51.5 53.0 53.8 53.9 53.4 53.7 47.2 53.9 MEAN 49.2 49.0 48.9 48.9 48.4 48.5 48.7 48.6 49.3 49.6 49.9 50.0 50.5 50.6 50.8 51.1 51.4 51.3 51.0 51.1 51.2 50.8 50.1 49.7 49.9 54.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH FEBRUARY YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.1 52.9 53.6 53.3 53.0 52.8 52.4 52.2 52.1 52.1 51.8 51.8 51.2 50.6 49.8 49.0 48.8 48.7 48.5 48.4 48.6 49.0 48.8 49.1 50.9 54.1 2 49.2 49.3 49.5 50.5 51.1 51.8 52.3 52.7 53.5 54.4 54.1 52.4 52.5 52.5 52.8 53.7 56.7 60.7 55.6 57.1 56.0 55.5 54.4 52.7 53.4 60.7 3 52.7 52.7 52.8 52.4 53.4 53.6 53.1 53.1 53.2 52.9 52.8 53.5 53.0 52.9 52.8 52.8 52.3 52.2 52.1 51.1 47.6 45.4 41.9 41.4 51.3 53.6 4 40.5 39.8 45.0 50.9 49.6 45.8 51.0 49.9 46.8 43.8 47.5 49.2 50.7 53.5 55.0 54.3 54.4 54.9 55.0 53.7 53.8 54.2 54.3 54.7 50.4 55.0 5 54.6 53.9 53.5 53.6 54.0 54.2 54.2 54.1 54.4 54.7 54.6 54.9 55.2 55.2 55.6 55.5 55.3 54.8 53.7 54.9 54.5 54.2 54.2 55.1 54.5 55.6 6 55.0 54.8 54.7 53.9 53.9 54.5 54.8 54.8 53.5 53.6 52.5 52.3 52.1 51.6 51.6 50.8 49.4 50.2 52.0 52.1 52.3 52.3 52.3 52.4 52.8 55.0 7 52.6 52.7 52.4 51.8 51.7 51.4 51.4 52.1 52.1 51.8 52.3 51.7 52.1 49.2 45.4 44.6 41.3 41.7 41.2 41.4 40.4 39.9 38.7 36.6 47.4 52.7 8 34.9 35.1 34.5 35.0 35.7 36.6 42.2 50.2 50.7 50.8 47.9 45.4 43.1 41.1 40.7 46.1 45.6 44.9 44.9 48.8 51.9 52.4 52.8 52.5 44.3 52.8 9 52.6 53.3 52.9 53.4 52.9 54.4 53.3 53.4 54.4 55.7 54.5 54.7 54.3 53.6 53.2 53.1 53.4 53.3 52.2 52.0 51.8 51.6 51.5 51.2 53.2 55.7 10 50.3 48.9 50.4 52.2 52.0 52.6 52.4 53.2 53.0 52.6 52.0 51.8 52.0 51.9 51.6 51.5 51.5 51.4 51.3 51.2 51.5 51.7 52.2 52.1 51.7 53.2 11 52.0 51.7 51.7 51.3 51.6 51.2 50.9 51.2 51.6 52.4 52.0 51.8 51.3 51.0 50.1 50.4 50.4 50.2 50.0 50.7 50.9 51.5 51.7 51.9 51.2 52.4 12 52.1 52.5 52.0 50.7 49.5 48.7 48.8 48.2 47.8 47.9 48.4 48.9 49.9 52.7 51.8 52.1 52.8 52.1 52.3 52.6 52.6 52.9 52.6 51.3 50.9 52.9 13 50.1 49.7 50.0 50.5 51.6 52.8 54.0 53.9 55.1 54.5 54.3 54.6 54.4 54.2 53.0 52.6 53.4 54.2 54.4 55.4 55.9 55.9 55.2 56.9 53.6 56.9 14 57.7 56.4 54.4 53.0 53.6 53.8 52.5 51.0 50.0 49.4 49.0 48.0 47.5 46.9 46.8 48.3 50.5 52.8 55.6 56.2 55.7 53.4 53.7 53.7 52.1 57.7 15 53.5 53.0 53.0 53.0 53.6 53.7 54.0 53.9 54.3 54.5 54.4 54.5 54.6 53.8 53.7 55.1 56.1 57.3 56.8 55.8 56.3 56.9 56.2 55.2 54.7 57.3 16 56.4 57.2 57.4 57.7 57.7 57.5 57.4 57.5 56.8 56.5 56.6 56.4 56.1 55.6 55.5 55.8 55.3 54.8 54.7 54.8 54.7 53.8 53.5 54.3 56.0 57.7 17 54.4 54.0 54.0 54.9 55.8 56.1 56.6 55.3 56.4 56.3 55.1 53.9 54.2 54.6 53.7 50.7 49.5 50.8 53.0 53.7 53.9 53.6 53.6 53.4 54.1 56.6 18 49.0 47.2 48.9 48.9 50.1 52.8 53.5 54.3 53.9 53.1 53.7 53.7 53.7 53.7 53.6 53.8 53.5 53.3 53.4 53.4 54.1 54.3 53.8 54.8 52.7 54.8 19 54.5 38.4 36.4 50.8 54.0 51.1 53.0 53.3 53.7 54.1 53.5 54.4 54.2 54.7 53.9 53.4 53.6 53.0 53.6 53.5 53.6 53.6 53.5 53.4 52.1 54.7 20 51.0 52.4 52.6 52.9 52.9 52.6 52.8 52.4 52.2 52.0 51.9 52.4 52.2 51.3 51.3 50.6 51.1 49.5 45.9 44.6 40.9 42.3 41.4 43.4 49.7 52.9 21 53.3 45.0 40.9 53.7 58.8 58.8 57.7 57.2 56.3 60.1 56.8 55.9 54.2 53.5 53.0 52.7 51.5 49.6 42.3 42.3 42.0 51.4 53.0 53.4 52.2 60.1 22 53.8 53.1 53.1 53.1 52.8 52.6 53.5 53.5 53.4 52.9 52.6 52.1 52.5 52.2 53.0 53.3 53.4 53.7 53.8 54.5 56.1 57.2 55.1 54.2 53.6 57.2 23 54.5 55.1 55.9 56.7 55.2 54.1 53.7 54.2 54.2 54.8 55.7 55.8 55.7 54.2 53.2 51.7 51.7 50.9 49.1 51.7 52.6 54.1 54.9 55.3 54.0 56.7 24 54.0 53.9 52.5 52.2 51.9 52.0 52.2 52.1 50.0 48.6 48.0 47.6 48.2 50.6 49.8 49.1 49.6 50.4 50.5 51.1 52.5 53.8 54.2 54.2 51.2 54.2 25 54.3 53.8 53.4 53.5 53.7 54.2 54.5 54.5 54.3 53.9 53.3 49.6 50.9 48.5 48.8 49.9 48.9 49.0 49.6 50.5 50.9 51.4 51.6 51.8 51.9 54.5 26 50.9 49.8 49.9 50.6 51.0 50.7 50.3 50.5 50.4 50.5 50.6 49.5 48.7 48.4 47.5 47.2 48.1 48.9 49.3 50.4 51.8 53.1 53.6 53.2 50.2 53.6 27 53.0 52.9 53.4 54.1 54.4 56.1 60.8 60.1 62.8 66.1 68.3 64.0 67.8 67.3 64.5 61.1 64.4 56.0 56.9 56.2 56.1 57.4 56.2 53.0 59.3 68.3 28 53.9 57.3 57.6 56.4 56.1 55.7 55.9 56.0 56.2 56.9 57.0 54.8 55.4 54.5 51.7 52.9 54.0 55.3 55.5 55.3 56.0 55.9 55.5 54.4 55.4 57.6 MEAN 52.0 51.0 50.9 52.2 52.6 52.6 53.2 53.4 53.3 53.5 53.3 52.7 52.8 52.5 51.9 51.9 52.0 52.0 51.5 51.9 52.0 52.5 52.2 52.0 52.3 55.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MARCH YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 48.7 41.0 45.1 47.7 51.1 50.5 49.7 49.3 47.5 52.6 58.0 58.1 58.2 58.0 56.3 57.4 57.1 56.4 55.2 54.9 55.5 55.3 54.8 53.8 53.0 58.2 2 52.1 53.3 53.8 53.7 53.7 53.2 52.8 52.3 51.9 51.8 51.8 51.3 51.3 51.0 50.7 50.7 49.8 53.5 50.4 50.7 52.5 52.0 52.5 51.9 52.0 53.8 3 50.7 51.4 53.9 54.9 54.8 55.1 55.0 54.1 54.1 54.5 53.9 54.1 54.7 54.0 52.4 54.1 55.3 54.0 53.3 53.7 53.9 55.3 56.2 55.1 54.1 56.2 4 55.9 56.9 57.9 54.9 50.8 40.6 45.1 57.2 57.9 58.2 58.3 58.3 58.9 59.5 58.8 57.8 58.2 58.1 58.8 59.9 59.5 57.7 57.0 54.5 56.3 59.9 5 49.2 48.3 51.1 50.5 54.4 54.0 55.7 56.1 55.5 54.5 53.9 62.3 71.8 67.5 65.4 62.8 60.4 59.2 59.4 58.8 59.4 59.8 61.2 61.5 58.0 71.8 6 59.8 58.8 57.4 56.4 56.2 56.4 56.4 56.3 56.7 56.5 56.1 56.4 57.1 57.4 57.2 58.6 59.0 60.6 63.5 62.7 54.4 55.2 56.0 58.0 57.6 63.5 7 57.6 54.4 52.8 51.7 55.0 56.4 54.1 62.8 60.0 60.7 59.6 56.8 57.1 55.7 53.7 52.7 53.5 54.3 55.2 55.9 56.2 55.8 51.8 49.4 55.6 62.8 8 49.7 54.2 55.4 55.3 54.5 54.5 54.1 54.4 56.2 55.9 55.2 54.0 54.6 54.1 51.9 51.9 50.8 51.2 51.4 49.3 49.6 50.7 55.6 59.7 53.5 59.7 9 60.7 60.5 60.1 58.7 58.2 57.8 57.9 57.1 57.9 58.1 55.6 55.3 55.2 55.6 56.1 56.1 56.8 57.6 58.1 59.1 59.5 59.9 60.3 60.6 58.0 60.7 10 61.1 59.1 58.6 58.2 59.4 59.1 59.4 60.4 60.9 60.7 60.6 60.2 59.4 59.3 58.7 58.7 58.9 59.0 58.6 59.2 58.9 59.2 58.9 53.1 59.1 61.1 11 52.9 54.4 56.0 55.9 56.9 58.2 58.7 58.9 58.7 57.7 56.8 56.6 55.6 54.3 53.3 52.1 49.6 48.5 49.5 50.8 52.3 53.3 54.2 55.0 54.6 58.9 12 56.0 55.4 54.8 54.1 53.0 52.1 52.0 53.2 53.8 54.6 55.6 58.9 59.0 58.0 58.6 58.6 57.8 56.9 57.3 58.2 58.6 59.0 60.3 60.4 56.5 60.4 13 59.4 58.8 59.7 60.4 58.8 55.3 52.7 53.6 55.0 54.8 56.4 59.3 57.7 57.1 57.1 57.2 58.8 59.7 59.5 59.4 56.3 56.2 56.3 57.5 57.4 60.4 14 56.8 52.1 55.5 52.5 52.8 53.1 52.4 49.9 49.4 51.5 52.4 50.0 48.9 50.9 54.4 55.7 54.9 50.2 43.4 43.0 41.4 39.7 39.4 41.8 49.7 56.8 15 44.7 46.3 43.6 47.0 49.0 51.1 56.5 57.4 52.4 51.4 51.0 51.5 53.5 53.0 56.9 53.7 52.6 53.1 53.6 54.3 55.2 53.9 53.0 51.2 51.9 57.4 16 49.0 50.6 51.7 54.7 55.2 57.9 58.2 58.3 58.0 57.6 56.9 57.9 58.6 58.2 58.0 58.3 58.4 57.9 56.0 56.1 57.5 58.8 59.7 59.9 56.8 59.9 17 59.8 46.0 51.8 60.5 61.0 59.0 57.2 57.7 56.3 55.1 54.9 54.3 55.4 56.3 56.3 55.8 54.5 54.1 54.8 56.4 56.3 57.4 59.9 57.1 56.2 61.0 18 55.6 58.2 56.5 58.3 57.6 59.9 61.0 60.7 60.8 59.7 57.3 57.0 57.3 57.0 57.0 56.3 55.6 55.4 55.8 57.8 56.0 57.9 56.7 52.3 57.4 61.0 19 49.1 46.0 43.6 43.0 45.5 46.9 48.9 45.6 42.8 45.4 46.7 46.1 47.3 47.8 46.5 45.9 46.4 45.6 46.8 48.2 47.9 44.7 45.0 46.1 46.2 49.1 20 45.4 43.8 43.1 42.5 42.4 44.5 49.9 52.1 52.2 49.8 50.6 50.4 50.1 49.6 49.6 50.1 49.9 49.7 50.7 52.6 53.7 54.0 55.4 56.2 49.5 56.2 21 56.7 57.6 58.5 58.5 56.4 57.0 58.0 58.9 57.8 55.9 55.1 53.3 52.3 52.3 52.9 53.9 54.1 53.9 54.1 55.5 57.1 57.9 58.7 59.8 56.1 59.8 22 59.6 59.2 59.0 58.5 58.9 60.3 59.1 58.3 58.3 57.9 57.6 57.4 57.8 57.0 56.1 55.5 55.6 55.9 59.9 60.8 61.2 61.2 61.1 60.9 58.6 61.2 23 61.5 56.7 58.3 60.9 60.6 60.9 59.8 53.7 49.1 49.5 51.3 49.9 50.3 51.3 51.6 51.0 48.6 45.9 43.6 44.8 43.3 52.9 56.6 41.9 52.3 61.5 24 43.3 44.3 41.4 48.9 54.9 55.7 56.5 56.8 52.0 57.0 54.3 51.2 49.9 50.9 54.4 55.0 55.3 55.4 55.2 55.1 55.4 55.5 55.6 55.8 52.9 57.0 25 55.9 56.0 57.3 57.8 58.1 58.2 58.5 61.3 61.9 60.6 62.3 60.6 60.6 60.3 60.4 59.7 60.8 63.5 64.9 65.2 62.9 62.6 61.5 62.3 60.6 65.2 26 62.9 62.3 61.0 61.2 61.9 63.3 63.6 63.4 63.0 63.2 63.5 62.3 62.2 62.6 63.0 62.5 62.6 61.7 62.8 62.0 61.1 60.5 58.8 56.8 62.0 63.6 27 56.1 55.3 54.7 54.9 55.2 54.6 53.5 52.9 52.3 51.7 50.8 51.1 50.7 49.6 48.5 48.8 50.1 51.5 50.7 49.3 49.3 50.4 51.5 53.0 51.9 56.1 28 53.8 54.6 55.2 56.0 55.2 54.9 55.0 56.1 57.0 56.0 55.8 58.7 59.1 60.4 61.0 61.0 61.5 60.3 61.1 61.0 61.6 61.7 61.4 62.4 58.4 62.4 29 63.2 62.5 63.0 63.8 62.6 62.0 61.4 61.3 61.0 60.8 59.5 58.6 58.9 60.7 60.9 60.3 60.4 61.1 61.8 61.0 60.9 59.7 59.6 60.1 61.0 63.8 30 60.8 61.5 62.5 61.7 60.8 58.5 56.1 56.0 56.8 56.1 56.1 55.5 54.2 53.2 51.0 51.8 52.6 52.8 54.7 54.9 54.9 55.7 54.7 54.3 56.1 62.5 31 55.5 58.0 58.2 57.0 56.2 56.3 56.4 56.3 56.1 55.9 56.2 57.0 57.2 60.3 63.7 67.0 66.7 64.4 61.6 56.0 54.4 54.0 53.4 49.2 57.8 67.0 MEAN 55.0 54.1 54.6 55.2 55.5 55.4 55.7 56.2 55.6 55.7 55.6 55.6 56.0 55.9 55.9 55.8 55.7 55.5 55.5 55.7 55.4 55.7 56.0 55.2 55.5 60.3 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH APRIL YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.6 45.0 53.6 56.2 55.8 54.4 52.9 52.3 52.4 52.7 54.4 54.7 53.5 53.0 53.5 53.4 50.7 51.3 57.1 59.9 61.5 64.2 67.8 65.8 55.1 67.8 2 67.1 63.9 59.2 59.3 58.4 56.8 56.9 56.4 55.3 55.4 54.5 54.0 53.6 53.1 53.2 53.8 53.5 53.7 54.2 54.6 55.3 56.0 56.1 56.9 56.3 67.1 3 56.4 57.0 57.6 57.7 59.2 59.4 61.9 61.7 61.8 60.5 60.8 60.7 58.8 57.8 57.4 56.5 56.1 56.7 57.3 58.7 59.0 58.6 58.5 59.2 58.7 61.9 4 60.0 60.4 60.6 61.1 61.6 62.4 67.6 67.0 66.3 65.6 65.8 65.3 64.5 64.8 64.2 63.1 63.5 63.6 64.3 64.5 64.1 64.9 66.8 67.1 64.1 67.6 5 67.0 66.3 65.1 64.9 62.5 61.1 60.2 59.3 62.1 65.1 63.8 62.1 60.8 60.0 59.4 58.7 58.8 59.7 60.4 60.5 60.5 61.7 62.1 62.6 61.9 67.0 6 61.5 61.1 61.0 59.1 58.0 56.2 54.9 56.5 53.5 62.7 72.4 76.1 71.9 63.8 61.5 59.4 59.8 58.9 57.9 55.7 55.9 56.6 56.4 56.0 60.3 76.1 7 55.7 55.4 55.5 55.1 54.4 54.0 53.6 53.2 53.4 52.7 52.0 53.6 55.7 55.8 55.7 55.1 54.7 55.6 55.7 56.8 57.7 57.6 58.5 59.3 55.3 59.3 8 59.5 59.3 57.7 58.3 59.6 61.3 61.8 61.1 60.6 61.1 60.4 58.7 53.7 50.6 45.5 43.9 42.7 43.3 47.2 43.9 43.8 43.7 45.5 44.3 52.8 61.8 9 45.8 47.3 46.3 50.2 50.4 52.6 52.8 52.7 53.4 54.4 56.2 58.6 56.8 55.5 56.2 58.9 54.1 55.0 64.0 60.9 55.9 59.8 58.9 59.2 54.8 64.0 10 60.9 63.0 64.7 64.4 63.9 63.6 62.7 62.0 61.2 60.0 59.9 59.6 59.4 59.5 59.3 60.3 61.6 62.7 63.6 64.7 66.0 64.9 62.6 58.1 62.0 66.0 11 51.4 51.4 52.4 52.8 62.6 63.3 63.8 64.1 61.8 61.3 61.3 61.7 61.3 61.0 61.3 62.3 63.7 65.2 66.1 66.7 65.8 64.8 64.1 59.5 61.2 66.7 12 58.3 63.9 65.9 64.7 65.6 64.2 64.6 66.2 66.8 69.2 69.7 68.0 68.7 68.4 65.8 63.1 64.8 64.8 68.2 66.4 66.2 65.3 62.8 62.3 65.6 69.7 13 60.9 59.6 59.2 59.3 59.0 57.6 56.9 56.5 54.2 53.2 53.4 56.8 59.3 59.1 55.7 66.9 73.0 74.4 75.4 81.3 83.9 77.8 72.7 71.9 64.1 83.9 14 67.8 66.7 65.8 64.9 64.7 65.0 64.6 64.0 64.4 65.8 69.7 71.3 76.2 78.7 82.7 87.5 88.5 90.9 87.2 85.9 82.1 81.2 83.1 87.1 75.3 90.9 15 85.6 84.2 85.5 89.0 86.4 82.7 79.4 79.8 81.9 82.3 81.4 80.9 74.7 75.9 73.2 71.0 69.2 67.4 67.4 72.3 75.2 76.1 75.9 74.3 78.0 89.0 16 69.9 66.0 54.5 53.0 51.1 48.5 46.6 43.8 44.3 47.0 48.7 52.3 48.8 49.8 50.3 50.3 49.4 48.1 45.9 45.6 44.4 44.6 42.5 41.4 49.5 69.9 17 44.6 45.8 44.2 43.3 43.8 43.3 45.4 55.7 58.1 59.1 57.7 57.1 57.7 56.8 55.3 55.2 56.0 55.2 53.5 60.7 62.2 62.0 60.7 60.2 53.9 62.2 18 60.7 63.5 64.2 64.5 65.1 64.3 64.4 63.9 63.7 63.4 64.0 65.4 66.0 66.8 67.0 67.1 66.2 65.4 63.5 59.8 60.4 61.8 63.0 64.3 64.1 67.1 19 68.8 65.3 64.3 67.4 65.6 65.3 65.9 65.1 64.3 63.4 63.2 63.0 62.7 61.8 62.2 63.3 63.8 64.3 64.5 65.3 65.9 66.0 66.2 67.7 64.8 68.8 20 68.5 69.0 69.2 66.4 68.6 68.9 68.7 66.8 64.0 63.0 62.2 61.6 61.5 62.0 63.1 62.6 62.6 63.4 63.8 64.3 65.3 65.4 51.9 52.3 64.0 69.2 21 52.2 57.5 58.0 58.9 60.3 58.5 60.5 60.4 58.4 58.6 58.3 55.5 53.5 52.7 52.7 52.6 52.0 52.5 53.1 53.4 54.0 56.0 55.0 51.8 55.7 60.5 22 51.2 49.3 49.8999.9 47.4 48.5 46.9 47.3 49.2 49.7 48.7 47.2 46.6 45.2 47.9 53.2 56.7 54.1 52.2 53.1 54.9 54.6 63.3 60.9 51.2 63.3 23 58.6 61.1 61.2 63.6 63.5 64.5 65.6 66.6 64.8 63.3 64.7 61.4 60.3 59.3 57.5 55.8 53.8 54.6 56.3 58.7 58.9 59.4 58.4 56.3 60.3 66.6 24 54.6 53.0 49.7 47.9 51.1 53.8 53.6 54.1 53.6 52.5 52.6 53.8 52.5 51.8 52.9 54.0 54.7 57.1 60.8 61.1 61.5 61.3 60.7 60.3 55.0 61.5 25 60.1 59.9 60.1 59.4 59.2 58.3 55.5 52.9 54.8 55.3 54.1 53.2 52.2 51.3 51.3 51.6 52.6 53.5 54.0 53.0 53.2 52.7 52.1 51.7 54.7 60.1 26 51.4 51.7 54.1 46.7 52.5 51.2 51.5 51.0 51.6 52.8 55.4 58.9 59.3 61.8 61.3 59.8 57.9 58.9 57.4 56.6 55.9 55.3 54.7 54.7 55.1 61.8 27 55.2 55.4 55.0 54.5 56.3 55.5 55.7 54.7 54.7 54.6 54.6 54.8 54.5 54.9 56.3 57.4 58.4 58.8 58.5 59.3 59.9 60.2 60.3 50.7 56.3 60.3 28 48.4 57.5 58.1 59.3 57.9 56.6 56.8 55.7 55.4 55.9 55.3 54.6 54.4 54.1 53.9 56.5 59.5 60.0 58.7 57.2 58.8 61.4 61.6 60.9 57.0 61.6 29 58.4 56.3 57.3 56.0 55.2 50.5 50.1 53.1 51.6 50.6 51.0 55.5 58.0 59.6 63.2 67.4 68.2 72.2 70.6 69.0 65.0 63.8 61.9 61.0 59.4 72.2 30 59.4 56.2 54.1 52.7 50.7 49.7 49.1 48.6 47.5 46.9 45.3 45.8 46.3 46.6 45.3 43.7 44.3 44.8 46.5 47.4 47.3 50.3 48.8 47.7 48.5 59.4 MEAN 58.9 59.1 58.8 59.0 59.0 58.4 58.4 58.4 58.2 58.6 59.1 59.4 58.8 58.4 58.2 58.8 59.0 59.5 60.2 60.6 60.7 60.9 60.4 59.5 59.2 67.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH MAY YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 47.2 49.5 49.4 48.9 49.0 49.5 50.2 50.8 51.4 52.7 53.9 55.9 52.9 53.9 53.8 53.2 53.0 52.4 51.7 52.2 52.7 52.6 52.4 50.9 51.7 55.9 2 49.8 48.9 49.1 50.7 51.3 51.1 50.9 51.5 51.5 50.8 51.2 50.2 49.2 48.9 49.0 49.5 49.8 50.2 49.8 49.2 50.0 51.5 51.2 50.2 50.2 51.5 3 51.2 48.2 50.7 50.9 51.5 51.3 51.7 51.5 50.5 52.1 54.5 55.9 56.2 58.0 59.1 60.4 58.9 56.2 54.6 53.1 49.9 47.7 52.1 54.3 53.4 60.4 4 56.0 56.7 54.7 52.8 53.4 53.3 52.0 52.8 48.6 52.0 50.8 49.8 50.0 50.6 51.0 51.5 52.5 53.7 54.7 53.4 53.3 53.7 53.4 52.5 52.6 56.7 5 53.4 59.5 63.7 64.4 63.5 62.6 61.9 61.5 61.3 60.6 58.9 58.5 58.0 57.0 56.1 54.9 55.3 55.5 56.0 57.1 58.7 60.8 61.8 62.4 59.3 64.4 6 62.2 62.7 65.1 66.1 66.5 67.3 67.7 66.5 66.2 65.3 65.1 64.5 64.6 63.2 62.4 62.4 63.0 62.3 60.8 55.7 54.0 54.4 53.8 55.6 62.4 67.7 7 55.3 56.8 52.2 52.5 52.7 53.9 55.6 52.8 50.1 49.1 48.8 53.6 49.3 49.2 51.3 52.6 54.8 55.8 59.0 60.0 60.5 61.3 59.7 58.9 54.4 61.3 8 54.4 54.7 54.2 54.2 49.1 47.5 46.3 45.6 45.1 47.0 54.1 57.0 57.1 57.3 57.6 57.4 55.5 47.1 47.2 46.3 44.3 42.3 43.9 43.5 50.4 57.6 9 47.9 50.6 58.8 63.2 65.2 65.5 65.4 65.0 64.5 64.6 65.6 66.8 67.0 66.6 67.7 69.2 70.8 72.2 72.2 72.8 73.4 73.1 72.5 72.8 66.4 73.4 10 73.0 73.1 71.4 69.1 67.1 65.9 67.3 67.0 65.0 69.5 69.5 69.7 70.5 70.9 67.3 66.0 66.5 67.5 70.2 68.6 67.6 67.3 67.4 66.4 68.5 73.1 11 65.4 64.6 65.3 65.3 61.6 59.7 63.3 66.9 65.5 64.7 62.9 56.2 41.6 43.7 44.6 40.1 38.1 40.5 40.2 38.8 38.3 37.5 35.0 33.5 51.4 66.9 12 33.4 32.6 31.9 30.9 30.0 31.2 32.6 32.1 31.7 32.9 58.2 85.7 85.2 83.2 68.1 72.0 69.8999.9999.9 39.3 50.2 47.0 42.2 49.8 48.6 85.7 13 62.0 59.9 55.1 68.4 76.6 60.1 49.1 55.7 61.4 59.8 59.3 59.8 58.2 55.8 56.6 52.1 50.2 53.5 54.8 55.1 55.6 55.5 52.5 48.0 57.3 76.6 14 44.5 41.5 41.4 39.9 46.4 51.8 51.0 57.1 71.0 68.7 67.6 66.2 63.2 59.9 60.5 67.6 70.6 69.5 69.6 56.8 57.1 61.1 62.9 66.8 58.9 71.0 15 65.7 60.6 57.6 58.1 54.6 52.3 54.7 47.4 59.6 64.4 63.7 63.1 63.4 63.1 65.1 63.8 63.0 64.3 62.7 61.7 65.0 63.3 62.9 65.9 61.1 65.9 16 68.0 71.0 72.0 68.4 67.9 66.7 64.4 63.3 61.8 61.2 61.0 60.5 60.0 59.8 59.4 58.9 57.9 57.3 57.8 57.7 57.1 58.4 59.1 59.5 62.0 72.0 17 60.4 60.7 60.9 60.6 60.9 62.1 63.3 64.0 63.7 62.9 64.2 64.8 64.5 64.4 59.1 63.7 61.8 59.3 59.5 60.6 66.3 67.9 67.3 73.3 63.2 73.3 18 75.5 72.8 69.4 66.1 63.8 63.8 64.4 61.0 61.2 61.9 63.3 63.6 62.3 65.9 66.3 65.9 65.9 65.4 64.7 59.2 54.0 55.9 68.6 67.8 64.5 75.5 19 66.1 60.6 58.2 59.9 63.4 68.1 66.7 68.1 65.2 63.2 62.2 62.4 61.7 61.4 59.3 57.1 55.8 57.6 56.2 54.3 49.0 50.8 52.5 50.6 59.6 68.1 20 48.8 49.7 50.4 47.1 46.2 45.7 44.6 44.8 44.5 47.3 48.3 49.2 48.5 46.7 44.8 48.8 54.1 48.1 53.7 58.4 61.1 59.9 52.7 48.1 49.6 61.1 21 57.3 56.7 57.3 56.3 54.1 53.1 53.5 55.3 57.0 56.6 57.5 55.9 59.9 54.0 51.7 50.7 53.3 53.6 57.0 62.2 64.2 65.4 65.2 67.0 57.3 67.0 22 65.8 63.3 56.8 57.7 67.0 68.0 66.0 63.9 62.6 61.0 59.4 58.7 55.4 54.1 52.7 50.7 50.8 51.3 51.4 54.0 54.2 53.0 52.3 52.5 57.6 68.0 23 53.4 52.8 51.4 51.5 54.0 52.3 49.5 51.2 51.9 50.5 50.3 54.0 50.3 53.8 55.2 55.9 57.9 58.8 59.8 64.7 66.9 66.5 65.7 62.8 55.9 66.9 24 60.6 58.9 56.6 56.1 57.3 59.4 62.5 61.2 59.9 58.5 57.7 56.6 54.5 53.7 54.5 57.9 58.9 60.0 72.0 68.6 65.9 64.8 63.9 63.0 60.1 72.0 25 63.7 63.4 61.9 62.0 62.7 63.1 63.8 64.2 64.3 64.9 64.8 64.0 64.8 63.6 62.6 58.6 59.3999.9 60.0 67.1 73.6 75.6 72.5 70.3 64.8 75.6 26 66.3 60.0 55.6 56.8 57.6 56.4 57.7 62.0 61.4 60.2 63.4 64.8 66.2 64.8 65.1 62.6 61.1 61.4 61.7 65.7 70.2 71.4 72.0 68.6 63.0 72.0 27 66.3 64.8 62.3 59.6 53.0 54.0 60.1 61.7 61.6 60.7 58.4 59.1 63.0 64.6 64.9 64.4 62.7 59.7 58.4 60.0 57.2 56.6 56.1 54.3 60.1 66.3 28 54.5 54.3 54.1 54.5 58.1 62.9 64.6 65.0 64.6 64.3 64.1 63.8 64.1 65.4 64.9 65.1 65.8 66.0 66.0 65.1 64.2 63.2 61.4 62.8 62.4 66.0 29 62.9 63.3 62.9 64.2 66.8 68.7 66.9 60.4 61.7 62.2 62.0 61.4 61.4 62.7 64.6 64.3 64.5 65.3 63.6 60.8 60.2 58.2 57.1 56.4 62.6 68.7 30 58.9 56.3 67.1 69.0 68.4 71.3 70.1 67.9 70.1 65.3 65.3 68.4 69.0 68.8 66.1 58.4 55.5 61.4 61.4 58.0 60.1 63.6 65.0 65.8 64.6 71.3 31 65.2 61.6 63.7 65.2 64.6 63.3 62.0 61.9 62.9 62.6 62.9 63.0 64.5 62.7 62.2 61.4 60.0 60.9 59.8 58.6 58.3 59.8 61.9 62.2 62.1 65.2 MEAN 58.5 57.7 57.5 57.7 58.2 58.1 58.1 58.1 58.6 58.6 59.7 60.7 59.9 59.6 58.8 58.6 58.6 58.2 58.9 57.9 58.5 58.7 58.6 58.6 58.6 67.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JUNE YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 69.0 73.3 74.2 74.3 71.8 68.2 61.5 59.0 60.9 62.2 62.7 63.0 63.3 62.2 61.4 63.0 62.6 60.7 60.3 60.9 61.2 61.5 61.9 61.9 64.2 74.3 2 61.9 61.5 61.1 61.3 60.7 49.2 55.8 59.5 61.2 61.1 63.9 62.4 58.8 59.8 58.6 56.0 53.3 52.2 52.2 52.9 53.8 53.7 50.6 49.6 57.1 63.9 3 48.2 47.6 47.9 47.8 50.8 52.2 52.9 52.1 51.9 51.4 50.8 49.2 48.0 46.7 46.0 46.4 48.6 48.0 47.1 46.5 45.7 46.4 47.5 48.9 48.7 52.9 4 48.9 48.6 47.2 47.1 47.1 47.7 48.3 48.4 49.1 48.7 48.4 48.0 48.6 48.6 47.6 46.8 47.3 45.6 42.6 43.7 43.8 41.5 40.6 41.3 46.5 49.1 5 41.5 39.4 39.0 39.6 44.3 45.3 44.0 44.3 45.4 45.3 42.8 39.6 37.1 36.4 38.0 38.5 35.3 32.8 31.9 33.0 33.3 32.3 33.0 33.3 38.6 45.4 6 34.2 33.4 32.5 43.9 44.7 33.8 33.4 33.8 33.6 33.7 35.3 35.2 33.3 32.6 34.3 32.4 29.0 28.1 29.1 29.9 31.8 33.1 35.7 35.4 33.8 44.7 7 35.6 38.1 38.1 50.1 39.1 40.3 40.8 40.7 41.7 41.5 41.8 42.7 42.2 42.9 44.5 45.1 46.1 48.8 46.7 44.8 42.7 42.6 44.1 46.1 42.8 50.1 8 47.9 49.5 48.9 46.6 46.5 47.0 45.9 44.8 42.9 34.0 29.6 33.3 37.7 35.4 39.7 37.2 42.7 46.6 46.7 46.2 44.2 43.1 43.9 45.4 42.7 49.5 9 48.5 45.9 48.7 50.6 46.7 44.1 44.2 45.8 46.1 45.8 45.5 45.0 44.5 45.8 46.6 45.9 42.7 39.1 38.8 37.7 37.1 39.5 39.2 38.6 43.9 50.6 10 55.4 66.9 47.0 39.8 39.1 39.7 41.5 42.5 43.0 45.4 45.5 45.5 45.9 45.3 44.2 45.3 47.5 51.8 56.0 62.8 66.6 45.7 43.9 39.1 47.7 66.9 11 36.8 33.9 35.4 37.9 38.6 43.6 43.7 41.8 46.4 41.2 39.4 40.3 41.1 40.9 45.5 45.0 45.9 50.1 52.4 53.9 55.8 59.1 56.6 55.2 45.0 59.1 12 52.6 53.1 51.4 45.7 44.2 44.3 45.3 44.7 37.2 39.2 42.2 43.3 44.1 43.7 44.6 46.4 47.1 46.7 45.0 45.0 42.8 41.5 41.2 40.4 44.7 53.1 13 37.5 35.1 34.1 35.7 36.0 39.1 34.7 37.6 34.4 31.7 30.2 30.7 30.1 31.3 32.4 32.1 30.6 32.0 31.6 38.9 46.7 52.0 63.2 40.6 36.6 63.2 14 36.9 64.2 64.6 65.6 65.7 65.1 65.1 64.3 63.5 63.2 63.3 62.3 61.0 60.1 61.5 60.3 62.9 61.9 62.8 61.7 62.0 62.2 62.8 60.8 61.8 65.7 15 57.2 53.3 53.4 57.1 62.9 63.2 60.9 59.6 60.8 59.0 60.2 59.4 59.6 63.7 66.2 64.2 64.7 74.6 68.4 66.5 71.3 70.9 75.3 76.3 63.7 76.3 16 72.7 76.2 79.8 79.7 77.3 75.2 67.9 64.8 68.7 69.8 69.8 70.2 68.9 65.6 65.5 66.8 66.6 66.9 69.6 76.6 67.5 66.7 69.4 63.2 70.2 79.8 17 62.9 60.2 62.3 63.0 61.4 59.8 58.0 55.8 56.1 56.2 55.5 55.5 56.5 58.4 59.4 59.0 61.3 64.0 69.4 72.7 74.4 67.3 62.6 60.5 61.4 74.4 18 60.5 60.5 59.9 60.6 63.5 62.5 62.7 63.9 65.5 69.9 72.7 72.5 72.4 71.4 70.5 69.8 67.9 67.1 67.2 66.8 68.8 81.7 83.6 78.0 68.3 83.6 19 72.2 69.0 68.6 65.4 66.3 66.5 63.0 62.1 63.3 64.0 62.5 60.3 59.6 59.4 60.7 63.7 63.3 56.2 51.5 49.2 47.4 45.8 61.2 73.2 61.4 73.2 20 67.1 56.5 44.3 47.3 52.5 52.9 52.5 51.1 51.3 50.1 48.0 47.3 48.1 49.0 48.3 45.6 44.5 44.5 43.8 45.8 44.5 50.0 51.2 52.2 49.5 67.1 21 53.1 53.0 58.3 58.4 56.0 54.3 53.8 54.8 59.9 57.8 59.5 58.7 58.6 58.9 59.4 60.4 60.6 60.2 59.2 61.3 55.2 52.5 52.4 53.0 57.0 61.3 22 54.0 54.9 56.0 57.5 59.0 59.1 59.1 56.7 54.5 53.4 53.2 52.9 52.7 53.5 54.2 58.1 59.9 58.9 61.2 65.7 71.6 74.1 72.5 70.7 59.3 74.1 23 73.9 74.5 72.8 69.0 68.5 68.2 67.1 67.4 66.4 65.4 65.6 66.5 66.5 68.0 70.3 70.0 72.0 73.5 73.2 77.6 82.4 85.0 84.5 81.3 72.1 85.0 24 77.1 71.5 64.8 60.0 59.1 58.7 61.4 61.4 61.3 66.4 67.6 67.4 67.4 67.3 66.1 65.3 66.3 66.9 64.6 63.0 59.4 59.1 61.1 63.3 64.4 77.1 25 66.3 61.7 54.8 53.5 49.7 48.6 47.3 46.5 47.0 46.7 48.2 49.4 49.2 49.5 49.3 48.7 50.1 52.7 52.8 51.9 52.0 61.1 71.7 57.4 52.8 71.7 26 53.7 50.9 52.3 53.1 53.5 53.2 53.8 52.3 53.1 53.5 53.2 52.7 52.3 52.0 52.0 50.9 50.8 51.7 52.0 53.6 53.8 54.5 54.5 58.7 53.0 58.7 27 62.3 62.2 59.6 58.8 58.1 56.4 56.9 57.2 58.6 60.2 59.8 58.9 58.5 57.1 58.1 58.2 56.7 58.6 61.2 67.7 68.7 66.9 75.7 74.0 61.3 75.7 28 69.1 68.4 67.2 65.2 64.9 65.4 64.4 64.2 66.7 66.3 66.5 67.0 65.6 68.0 70.6 67.3 65.3 63.7 61.7 72.2 81.3 88.2 87.2 86.0 69.7 88.2 29 80.4 80.3 78.2 78.9 73.7 73.3 74.2 73.2 71.1 76.2 74.7 72.8 73.7 71.3 67.9 66.2 67.6 71.3 77.5 84.3 86.3 87.5 84.6 80.7 76.1 87.5 30 75.8 68.8 67.5 67.1 63.5 61.5 61.9 59.5 57.8 60.4 61.4 60.0 59.5 59.1 58.1 58.2 57.9 57.6 59.6 64.0 69.8 77.3 80.5 89.7 64.9 89.7 MEAN 57.1 57.1 55.7 56.0 55.5 54.6 54.1 53.7 54.0 54.0 54.0 53.7 53.5 53.5 54.0 53.8 53.9 54.4 54.5 56.6 57.4 58.1 59.7 58.5 55.3 67.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH JULY YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 88.5 83.0 73.6 75.7 73.2 67.3 63.5 63.2 64.3 63.7 65.2 65.3 64.9 65.9 64.2 63.4 63.0 63.7 66.0 67.1 66.8 64.4 62.4 64.1 67.6 88.5 2 64.8 65.1 66.7 69.5 68.2 63.3 60.7 59.8 61.2 62.5 64.3 62.5 62.8 62.0 61.4 59.1 58.4 58.8 53.1 58.6 54.2 56.9 55.2 56.0 61.0 69.5 3 58.6 60.6 62.6 62.2 61.2 52.9 55.1 57.8 59.5 61.7 62.2 61.8 60.4 59.0 57.5 56.8 56.5 56.0 55.5 54.1 52.5 51.0 51.8 52.3 57.5 62.6 4 56.0 58.7 59.9 59.4 58.8 58.0 57.7 56.4 54.1 50.3 48.4 48.5 47.0 46.1 46.1 44.7 44.7 47.0 46.8 48.4 49.7 55.4 56.9 56.8 52.3 59.9 5 57.3 50.3 53.4 51.4 51.5 60.1 70.9 71.9 72.5 68.4 66.5 63.7 58.9 54.2 52.4 53.4 55.0 52.3 48.3 45.6 42.6 40.5 40.1 38.7 55.0 72.5 6 39.4 41.3 43.1 43.1 42.6 46.3 48.4 48.6 48.2 46.9 46.0 47.0 49.3 47.7 46.7 48.0 48.1 46.7 51.6 61.8 63.3 55.0 52.1 51.4 48.4 63.3 7 55.0 55.4 51.3 45.5 37.9 37.1 37.4 34.7 37.4 49.6 48.8 49.1 34.8 32.8 33.7 33.4 33.6 32.1 32.0 31.2 36.9 53.1 54.9 57.3 41.9 57.3 8 53.4 49.2 50.4 47.8 48.6 50.8 54.3 53.6 55.7 55.6 56.6 58.5 59.2 58.5 54.3 48.5 52.0 44.6 38.6 40.5 47.0 50.8 53.8 56.0 51.6 59.2 9 57.5 57.8 60.2 60.4 56.0 58.5 63.2 62.2 60.9 61.4 60.9 58.3 61.8 62.3 61.5 59.9 58.1 56.8 58.1 58.9 61.5 63.9 70.1 80.8 61.3 80.8 10 82.4 82.1 79.9 82.8 83.2 67.1 57.7 57.5 57.4 62.2 62.5 61.5 59.4 58.3 58.1 58.5 58.9 57.7 58.9 59.8 58.9 58.8 56.0 56.0 64.0 83.2 11 56.8 57.5 57.5 60.7 61.1 62.3 61.4 60.3 59.5 59.6 60.0 59.7 59.2 58.9 58.8 57.6 57.3 57.8 59.7 58.5 57.9 57.0 59.6 60.5 59.1 62.3 12 59.4 59.4 59.1 56.7 55.8 55.3 55.0 57.9 59.4 59.5 58.9 58.2 57.8 57.9 57.6 56.4 55.5 54.4 55.0 56.5 55.7 57.0 58.4 57.9 57.3 59.5 13 58.1 57.3 62.2 60.3 56.3 56.5 56.6 56.0 57.6 59.4 59.0 58.6 57.5 57.5 57.9 55.6 56.8 55.1 56.3 54.8 52.3 52.4 52.6 55.3 56.7 62.2 14 55.3 56.2 57.3 56.4 53.3 52.8 53.8 53.7 52.9 52.4 52.6 52.7 51.7 50.6 50.0 49.9 44.7 36.0 47.5 51.6 51.8 52.8 52.3 53.9 51.8 57.3 15 53.6 53.0 52.6 51.8 52.8 52.9 53.4 53.2 52.4 52.4 49.8 52.2 51.2 50.9 51.8 53.0 55.4 57.3 57.5 56.5 57.0 56.7 56.6 57.4 53.8 57.5 16 57.4 58.4 62.5 61.5 56.9 56.1 56.1 56.6 57.7 58.0 62.2 62.9 65.9 62.5 60.2 61.7 64.8 63.1 61.6 60.6 59.0 57.8 57.1 56.6 59.9 65.9 17 57.0 55.5 71.1 81.7 82.3 72.4 65.0 58.5 57.4 57.4 58.1 58.3 55.9 53.7 54.3 55.1 55.0 54.8 55.2 56.1 56.6 55.8 60.2 67.7 60.6 82.3 18 61.6 58.1 57.3 57.0 54.7 55.0 54.8 56.8 59.1 59.5 59.6 58.0 58.2 57.0 57.2 56.9 53.9 53.8 54.2 60.7 68.4 74.0 77.3 61.1 59.3 77.3 19 55.8 56.2 64.3 62.6 61.8 60.1 57.2 56.8 57.6 56.4 56.2 56.5 57.0 56.6 55.9 54.8 56.3 56.4 55.8 54.9 55.6 55.4 55.7 56.8 57.2 64.3 20 56.7 56.9 51.0 56.3 56.1 54.6 54.4 58.1 57.5 55.6 55.5 53.2 53.9 53.6 55.5 59.3 60.2 60.2 53.1 55.8 52.4 53.0 53.2 56.8 55.5 60.2 21 57.7 62.3 62.7 64.2 64.9 64.7 65.5 61.7 60.5 62.4 63.9 63.0 63.1 61.7 59.4 58.5 58.2 57.6 59.1 56.7 54.1 53.3 58.4 55.7 60.4 65.5 22 55.0 54.2 55.1 56.7 54.6 53.7 55.5 56.2 56.9 63.1 62.1 61.2 60.6 60.1 59.3 56.9 55.4 54.5 54.2 55.0 55.8 57.6 60.2 61.9 57.3 63.1 23 64.4 60.9 63.9 66.6 69.3 70.9 70.3 67.6 67.6 64.6 60.0 57.7 57.3 61.7 61.9 60.8 61.1 59.6 58.7 58.6 57.0 55.1 54.4 52.5 61.8 70.9 24 53.4 59.0 57.0 55.0 53.8 54.1 56.4 55.8 48.1 43.7 47.5 45.7 40.3 38.5 44.4 44.6 41.4 36.8 52.1 67.0 78.1 80.7 79.7 73.0 54.4 80.7 25 67.7 65.5 63.3 58.8 53.8 52.2 51.1 48.9 49.7 51.6 50.7 50.3 50.9 48.5 47.7 49.1 49.3 52.5 57.5 60.1 68.1 76.7 48.8 44.8 54.9 76.7 26 45.4 46.8 64.4 71.6 62.8 49.0 48.6 48.4 47.6 47.4 47.4 46.8 46.1 47.0 49.7 52.3 53.0 53.3 56.3 62.5 68.6 75.2 82.4 80.7 56.4 82.4 27 76.1 70.4 69.6 70.4 67.4 68.1 71.8 65.4 60.1 58.6 59.0 58.7 58.2 56.6 56.8 55.4 55.0 54.1 55.4 53.2 70.5 73.1 69.2 67.1 63.3 76.1 28 61.7 57.8 56.5 55.3 56.9 55.8 56.2 53.6 50.1 56.4 59.8 59.5 57.6 57.0 56.4 57.7 56.7 53.8 50.9 55.3 67.2 73.9 72.5 59.5 58.3 73.9 29 60.2 57.0 57.0 59.3 59.7 58.3 59.1 59.5 57.3 57.3 56.3 55.8 54.8 55.2 54.2 52.7 51.8 51.7 49.5 49.4 47.6 52.3 52.1 55.2 55.1 60.2 30 50.8 48.4 49.5 51.4 52.8 52.7 52.6 53.0 52.3 51.2 50.0 50.7 49.5 48.3 47.0 47.5 47.8 49.5 48.3 49.3 47.8 52.9 56.4 56.4 50.7 56.4 31 53.4 56.4 54.5 54.5 54.4 57.0 56.8 55.2 55.6 55.5 54.0 55.0 54.4 52.8 52.7 50.3 48.9 51.0 53.5 59.8 64.3 66.3 67.8 70.5 56.4 70.5 MEAN 59.1 58.4 59.7 60.2 58.8 57.3 57.4 56.7 56.4 56.9 56.9 56.5 55.5 54.6 54.3 53.9 53.8 52.9 53.6 55.4 57.4 59.3 59.3 59.1 56.8 68.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH AUGUST YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 67.0 65.3 68.1 67.4 63.1 59.3 52.0 50.3 52.5 52.8 52.0 51.3 52.0 51.1 54.1 49.5 49.2 51.4 49.4 53.2 53.9 55.4 55.4 57.2 55.5 68.1 2 58.4 59.6 57.2 56.7 57.0 51.2 52.9 51.5 53.7 54.2 53.3 53.5 52.9 50.8 49.9 50.4 50.0 47.8 48.9 51.2 52.1 52.1 47.3 48.0 52.5 59.6 3 48.8 52.8 55.6 57.7 58.4 63.5 69.2 72.9 66.5 68.2 65.3 66.0 63.3 62.7999.9 62.1 61.5 59.2 55.2 56.1 60.2 57.2 55.2 54.7 60.5 72.9 4 54.0 50.8 51.8 53.7 56.4 57.5 55.2 52.5 52.3 53.0 50.6 53.3 52.1 52.8 55.4 55.0 50.0 46.2 50.5 61.2 60.7 54.4 53.1 51.6 53.5 61.2 5 54.3 53.4 53.1 51.4 52.5 52.7 52.4 53.5 53.8 54.3 54.1 54.6 54.8 52.4 50.1 50.7 50.5 49.6 49.7 51.2 54.1 60.4 59.9 60.2 53.5 60.4 6 57.6 53.3 61.5 61.3 68.9 71.8 64.0 59.1 57.2 55.7 53.8 55.0 55.1 55.9 56.0 55.6 53.3 51.9 52.9 53.7 61.7 47.8 52.8 51.6 57.0 71.8 7 50.8 50.8 49.2 52.3 52.1 52.5 53.7 52.5 51.3 52.1 53.6 55.3 56.2 54.7 54.9 54.1 55.0 54.0 53.0 53.2 54.5 61.5 61.4 56.2 53.9 61.5 8 49.6 50.0 50.9 49.3 52.6 54.3 46.8 54.4 57.3 56.5 57.3 57.0 58.4 57.7 55.8 55.5 55.4 52.7 51.6 51.3 50.8 51.2 51.7 52.6 53.4 58.4 9 53.4 51.9 52.0 52.4 51.8 54.4 54.2 57.8 56.5 58.8 58.2 56.9 53.8 51.6 56.8 55.6 53.8 53.0 51.5 48.1 47.7 46.3 44.8 45.2 52.8 58.8 10 46.3 46.5 47.2 46.7 47.3 47.1 46.3 46.2 48.6 50.3 51.1 52.7 54.1 55.6 53.8 52.1 51.6 52.4 53.9 52.6 53.7 54.3 53.8 53.8 50.7 55.6 11 53.1 53.0 59.0 55.1 50.6 50.1 52.0 52.9 53.2 51.8 51.9 52.6 53.7 53.8 53.2 53.1 51.8 52.2 50.3 49.7 48.6 47.4 44.9 43.9 51.6 59.0 12 40.1 40.1 39.9 39.1 40.6 41.0 40.8 39.3 39.5 39.5 39.8 41.5 40.0 39.0 37.7 37.0 37.0 37.1 37.7 39.3 50.0 53.7 54.5 56.9 41.7 56.9 13 52.4 50.1 48.8 47.7 47.3 49.9 50.9 49.9 54.5 58.4 60.3 60.2 60.2 60.9 63.0 66.1 64.3 65.6 64.8 64.2 62.5 61.8 63.8 65.0 58.0 66.1 14 67.6 67.2 66.6 64.0 62.1 59.3 56.3 56.4 56.3 55.7 56.8 54.9 56.8 59.5 61.8 62.2 61.6 61.8 63.8 58.8 57.6 59.9 60.1 59.6 60.3 67.6 15 58.7 57.4 57.1 56.8 56.8 57.4 53.3 49.1 47.0 50.9 55.5 56.1 56.7 52.7 57.8 57.6 59.0 59.6 59.2 58.8 57.3 58.0 55.9 54.5 56.0 59.6 16 54.1 54.3 52.9 52.6 52.8 55.0 67.2 73.9 61.7 52.5 55.1 54.1 52.6 50.9 49.5 50.5 49.3 49.0 46.9 46.8 46.4 45.9 45.6 47.9 52.8 73.9 17 54.9 59.7 57.4 57.2 55.2 54.3 53.8 55.9 56.8 54.3 57.3 51.7 47.0 55.8 56.1 57.5 45.4 56.3 58.3 58.3 57.3 56.8 58.6 60.6 55.7 60.6 18 63.1 62.6 60.4 57.3 57.9 57.9 59.1 59.6 59.8 59.5 59.9 60.1 59.1 57.7 57.6 58.1 58.3 58.4 57.5 56.4 53.9 52.1 52.7 52.9 58.0 63.1 19 53.3 67.4 64.0 59.9 55.0 52.6 48.1 49.0 49.2 49.4 50.0 49.3 51.1 50.2 50.7 50.0 52.0 51.9 50.2 48.6 48.2 46.9 47.5 47.5 51.8 67.4 20 47.0 50.5 54.1 54.9 52.0 50.4 51.3 53.6 55.0 53.1 49.1 47.8 47.5 48.1 49.5 48.7 47.4 47.0 47.9 48.1 50.6 52.5 52.1 51.8 50.4 55.0 21 52.4 53.8 55.8 54.9 53.5 51.1 51.2 59.6 59.7 57.0 53.5 52.7 55.7 60.5 63.2 60.4 58.8 56.3 55.0 56.4 56.7 54.7 56.8 60.2 56.2 63.2 22 62.2 62.2 61.8 60.9 60.3 60.2 59.1 59.7 58.3 57.7 56.8 55.5 54.6 53.8 52.9 51.4 51.0 50.7 52.2 52.9 53.4 68.1 75.9 66.6 58.3 75.9 23 59.8 60.0 57.6 49.6 49.7 49.5 52.9 54.6 54.9 54.6 54.2 52.6 48.7 51.3 51.4 51.6 51.6 51.2 51.0 50.8 52.8 57.2 58.9 58.0 53.5 60.0 24 57.4 56.0 54.8 57.3 56.1 58.5 57.3 52.0 41.5 45.5 45.7 46.6 46.1 43.1 42.8 42.7 42.2 43.0 45.6 49.1 54.4 56.4 58.4 62.9 50.6 62.9 25 62.3 60.8 60.2 61.2 61.3 61.2 61.7 59.7 57.5 58.8 60.6 64.8 65.8 65.2 63.7 61.3 56.5 52.5 47.3 53.2 57.0 81.6 91.4 93.0 63.3 93.0 26 88.4 82.2 84.5 80.2 60.1 56.5 60.1 63.6 62.9 62.3 60.7 60.5 61.0 60.1 60.6 63.0 63.2 61.8 60.5 59.1 60.2 60.2 60.1 66.9 64.9 88.4 27 89.2 87.3 81.7 78.6 73.5 69.4 61.8 62.8 60.2 57.3 55.9 55.4 55.8 56.5 56.5 55.7 55.6 56.2 57.7 59.3 59.2 65.3 61.8 57.1 63.7 89.2 28 57.0 55.1 55.1 54.8 54.9 54.6 56.2 57.7 57.2 55.7 55.3 53.8 59.2 57.3 58.4 58.1 58.1 57.4 60.4 69.0 75.3 74.1 75.4 72.3 60.1 75.4 29 59.6 55.8 54.8 52.3 57.7 59.2 56.6 56.7 56.0 55.7 55.7 55.5 54.9 57.4 57.5 56.5 55.3 54.0 54.4 54.6 58.6 65.5 62.7 57.2 56.8 65.5 30 62.3 57.9 56.1 56.2 55.0 56.7 60.9 61.6 60.4 60.4 60.2 59.2 58.7 56.6 54.2 50.4 50.8 50.7 49.9 52.5 54.3 53.9 53.0 54.0 56.1 62.3 31 53.9 52.5 51.8 50.9 50.3 48.0 47.9 47.5 49.5 48.7 48.5 46.5 51.9 53.0 53.5 53.1 52.1 52.2 51.0 52.4 52.4 59.9 72.9 74.5 53.1 74.5 MEAN 57.7 57.4 57.4 56.5 55.6 55.4 55.0 55.7 54.9 54.7 54.6 54.4 54.5 54.5 54.6 54.4 53.3 53.0 52.8 53.9 55.4 57.2 58.0 57.9 55.4 66.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH SEPTEMBER YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 70.4 69.2 65.9 63.1 62.0 58.8 57.9 57.1 56.3 55.9 55.2 56.5 60.2 63.7 63.0 60.9 58.8 58.7 58.1 57.0 56.0 55.2 55.2 56.4 59.6 70.4 2 56.3 56.0 57.4 58.5 58.5 58.0 55.8 53.1 48.9 43.5 44.5 44.2 43.9 46.6 47.8 47.2 47.6 47.9 50.1 37.8 56.5 55.4 55.6 56.4 51.1 58.5 3 54.6 54.7 56.0 56.5 55.3 54.5 56.4 57.7 64.4 74.9 74.0 73.7 70.2 66.4 67.2 65.5 62.7 60.9 64.9 64.0 59.4 58.2 56.2 55.3 61.8 74.9 4 56.1 57.8 57.2 56.6 56.1 54.0 53.0 52.8 54.2 54.9 52.9 52.0 53.6 53.1 53.1 52.4 51.0 49.5 49.8 50.0 49.1 47.8 48.8 48.6 52.7 57.8 5 49.1 50.2 52.1 51.8 52.7 53.4 53.6 53.4 52.9 53.2 54.0 54.6 53.5 53.4 54.2 55.5 59.0 59.8 60.5 61.4 61.0 59.4 56.7 55.7 55.0 61.4 6 55.8 55.9 56.4 57.1 57.7 57.1 56.0 55.3 55.3 53.0 45.9 44.5 44.1 47.2 51.9 52.8 54.4 56.6999.9 62.5 63.0999.9999.9 60.3 54.4 63.0 7 60.5 61.0 59.6 56.9 58.2 57.3 57.6 58.9 59.3 58.3 58.0 58.2 58.1 58.1 59.2 57.3 58.5 55.8999.9999.9999.9999.9999.9999.9 58.4 61.0 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9 52.5 52.7 51.9 50.4 49.2 48.5 46.6 45.8 45.1999.9999.9999.9999.9 42.6 43.8 48.1 52.7 9 42.0 44.0 45.2 44.4 44.3 42.3 45.1 45.7 46.4 46.4 46.4 46.7 46.7 46.4 45.8 45.2 43.8 46.2 48.6 38.3 33.1 34.7999.9999.9 44.0 48.6 10 999.9 35.0 34.4 34.7 41.0999.9 42.1 41.7 41.2 39.4 39.8 44.7 50.2 53.0 54.9 52.5 51.8 54.2 49.8999.9 50.1 47.5999.9999.9 45.1 54.9 11 54.4 61.9 59.3 57.7 59.8 56.9 55.1 56.8 59.6 57.9 58.3 59.5 59.1 57.9 60.8 61.7 61.3 60.9999.9999.9999.9999.9999.9999.9 58.8 61.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 58.3999.9999.9999.9999.9999.9999.9999.9999.9 14 56.2 56.3 57.2 56.9 57.1 58.1 57.8 58.7 58.9 57.4 57.4 57.4 57.8 59.4 57.9 56.2 55.9 55.8 55.3 55.6 54.8 54.2 53.9 52.7 56.6 59.4 15 53.4 53.9 53.4 51.3 50.8 50.8 50.6 49.8 49.6 49.1 48.3 47.8 47.1 46.8 47.1 48.9 50.6 52.0 52.5 52.7 53.7 55.0 56.3 57.2 51.2 57.2 16 72.3 69.7 63.2 52.6 49.7 49.3 50.8 51.8 53.1 53.4 53.7 52.9 53.0 53.2 54.0 53.6 53.9 53.5 52.9 53.0 52.5 52.1 51.9 52.9 54.6 72.3 17 54.5 55.1 53.2 51.9 52.1 52.1 51.1 50.4 50.6 50.0 47.7 50.3 50.0 48.6 47.8 48.1 49.0 49.2 48.6 49.0 49.3 51.3 50.8 49.7 50.4 55.1 18 70.1 54.9 50.6 49.3 49.1 49.4 50.4 51.4 50.2 50.9 50.1 51.1 51.5 51.0 49.8 49.7 49.7 46.0 49.6 52.4 55.0 54.5 54.3 54.6 51.9 70.1 19 54.6 54.6 53.9 53.7 53.6 53.5 56.0 57.6 54.9 51.8 53.0 53.5 53.0 52.7 53.1 53.1 53.1 53.0 53.1 52.3 51.7 52.3 72.3 69.5 55.0 72.3 20 67.3 64.2 57.5 56.3 56.6 57.1 56.8 58.2 59.8 59.1 57.5 56.4 54.9 55.0 55.3 55.2 53.8 53.0 53.0 53.9 53.9 53.4 52.2 54.4 56.4 67.3 21 54.1 53.8 52.7 53.4 53.4 52.9 52.2 51.8 51.6 51.6 51.3 51.4 52.2 52.9 51.8 51.1 50.8 51.7 52.1 53.7 55.8 56.0 60.6 69.9 53.7 69.9 22 68.9 65.8 60.9 61.8 58.3 54.2 55.8 56.0 56.4 56.4 54.7 54.6 53.8 52.1 51.8 52.0 51.3 51.3 51.0 47.3 47.5 46.3 48.9 52.3 54.6 68.9 23 52.4 54.5 53.3 53.3 50.9 46.4 42.3 46.8 46.9 53.0 56.6 53.8 51.5 50.3 50.9 50.9 51.1 51.0 51.4 52.5 53.9 54.8 55.2 54.3 51.6 56.6 24 55.0 55.7 55.5 54.2 55.3 58.1 57.6 58.1 57.3 57.3 57.8 58.8 59.0 59.6 60.2 59.5 58.6 57.0 56.9 57.7 58.7 58.1 60.4 60.3 57.8 60.4 25 57.8 56.3 60.0 60.6999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 57.9 56.4 55.2 54.2 53.9 53.7 53.0 53.5 53.7 53.6 53.2 53.4 53.4 53.5 53.9 53.4 53.3 53.4 53.2 52.8 53.4 52.6 54.8 55.8 53.8 62.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH NOVEMBER YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 49.8 47.7 47.4 47.6 46.7 47.7999.9999.9 5 47.9 47.2 48.0 49.2 49.8 52.1 51.1 52.1 53.7 53.7 54.6 49.3 48.9 53.8 54.3 47.9 40.0 39.4 37.9 38.6 40.5 39.6 41.3 41.1 47.2 54.6 6 40.5 39.0 41.0 41.5 38.6 38.1 39.2 38.6 38.9 39.6 41.0 41.7 41.2 41.8 39.8 42.1 39.9 41.4 41.4 40.1 40.5 38.9 40.2 40.4 40.2 42.1 7 41.1 40.5 39.7 40.8 40.7 40.7 40.9 41.3 42.0 40.9 41.0 42.5 41.7 41.3 47.3 42.3 41.8 43.2 44.6 50.6 51.7 51.4 53.9 54.0 44.0 54.0 8 54.0 54.1 54.1 55.2 56.0 57.4 59.2 59.4 59.3 53.9 47.6 46.7 46.7 47.5 46.7 45.5 45.1 43.7 42.8 43.1 43.3 43.8 43.7 42.7 49.6 59.4 9 42.7 43.7 43.9 44.3 45.0 45.7 47.7 48.5 48.4 47.8 47.3 47.0 41.2 41.5 41.9 46.7 49.1 54.5999.9 59.2 56.9 46.1 41.7 39.1 46.5 59.2 10 38.3 39.3 39.8 40.6 40.9 41.0 42.2 42.9 44.7 46.6 47.1 47.5 47.2 48.5 49.3 52.8 53.6 53.4 54.7 53.9 53.8 52.7 52.5 37.6 46.7 54.7 11 29.0 41.1 48.5 47.3 41.8 36.2 40.3 36.3 29.1 33.6 34.9 33.5 31.2 31.6 33.3 36.4 36.1 38.6 40.1 46.3 47.9 49.5 49.5 50.2 39.3 50.2 12 47.8 49.1 48.1 47.6 47.2 46.5 46.9 47.3 51.6 51.3 52.3 53.0 52.0 50.9 50.6 50.1 50.9 52.2 56.3 56.7 52.8 56.8 53.4 50.0 50.9 56.8 13 50.5 51.1 54.3 54.2 52.0 50.3 49.3 48.2 45.0 43.6 47.9 45.0 47.9 48.8 47.5 49.7 48.0 49.2 48.8 47.8 48.1 47.5 47.5 47.6 48.7 54.3 14 47.3 48.6 49.2 49.5 48.8 48.7 48.2 48.0 47.7 46.7 47.4 49.7 50.4 50.7 49.5 48.6 48.0 48.0 47.7 47.3 48.3 47.8 47.8 46.6 48.4 50.7 15 46.7 48.4 47.2 48.0 47.5 47.2 47.6 47.6 46.1 43.0 41.7 40.1 39.0 40.2 39.2 39.0 39.5 41.5 42.5 43.5 43.6 43.0 42.9 42.2 43.6 48.4 16 42.0 41.6 41.2 41.4 42.3 43.4 43.5 45.1 45.9 45.4 44.8 45.8 45.8 46.9 45.9 44.5 44.0 43.8999.9999.9 44.8 45.8 50.2 49.6 44.7 50.2 17 48.7 48.6 50.4 50.1 48.1 46.8 42.5 38.7 37.8 37.9 39.3 41.0 41.2 41.0 42.0 42.7 44.2 45.1 45.3 45.7 46.9 47.3 47.0 49.2 44.5 50.4 18 50.7 51.7 52.7 54.3 53.5 53.9 55.0 54.7 56.0 56.3 55.8 55.1 54.2 55.1 54.2 54.1 54.6 53.4 53.0 51.8 51.6 51.2 51.2 50.9 53.5 56.3 19 50.6 50.2 50.3 50.1 50.2 50.7 50.2 50.0 50.3 51.1 51.7 52.0 51.7 51.4 51.7 51.6 51.8 51.8 52.1 52.9 53.4 53.3 52.5 51.7 51.4 53.4 20 51.8 52.1 52.0 51.6 51.8 52.4 52.2 51.6 51.9 52.5 53.0 52.4 52.3 52.1 52.1 51.6 51.1 50.7 51.1 51.5 51.5 51.8 52.0 52.1 51.9 53.0 21 51.3 50.8 51.2 50.2 49.3 48.4 47.0 46.0 45.6 45.9 45.8 46.1 46.3 46.9 46.7 46.6 46.3 46.8 46.8 46.5 47.5 48.2 48.8 49.0 47.7 51.3 22 48.6 49.8 49.3 48.6 49.3 52.7 53.9 50.7 49.3 50.7 49.8 48.7 47.9 47.9 48.0 47.2 46.4 46.0 46.2 46.8 47.6 48.0 47.0 45.8 48.6 53.9 23 45.8 46.0 46.2 46.5 47.3 48.9 49.8 51.1 51.0 51.1 51.2 52.3 52.7 52.5 51.9 51.6 50.6 49.4 56.1999.9 55.1 55.1 56.1 55.7 51.0 56.1 24 56.1 56.8 57.2 56.7 56.1 55.2 54.1 53.4 52.8 50.9 49.9 50.1 47.7 48.0 49.2 49.1 48.5 49.4 51.4 51.6 52.6 54.2 54.2 54.6 52.5 57.2 25 55.7 54.9 53.8 53.1 52.7 52.6 51.5 51.6 52.0 51.2 49.4 48.6 47.3 47.6 47.8 47.5 48.0 48.9 49.3 49.8 50.6 51.5 51.3 50.1 50.7 55.7 26 50.1 50.2 49.8 50.2 51.2 51.3 51.0 49.8 49.2 49.5 49.6 49.7 50.1 50.0 50.1 50.3 50.3 49.6 49.2 48.8 49.1 49.5 50.0 50.3 50.0 51.3 27 50.3 50.6 51.1 51.8 53.8 55.3 54.9 55.1 55.0 54.5 54.1 53.5 53.4 53.6 54.1 54.0 53.5 53.3 53.1 52.0 51.4 52.0 52.5 52.2 53.1 55.3 28 51.6 53.1 53.3 53.2 53.1 52.7 52.0 50.6 51.1 51.2 50.5 50.2 50.5 50.7 50.4 51.4 51.3 51.1 51.2 50.4 50.8 50.5 50.9 51.1 51.4 53.3 29 51.5 51.9 50.5 50.0 48.4 45.3 45.8 45.2 44.3 43.8 42.4 42.1 43.9 46.7 47.2 46.8 47.0 46.6 44.8 42.5 43.0 44.3 46.5 46.9 46.1 51.9 30 46.5 45.6 44.8 45.3 45.3 46.0 45.6 44.7 43.2 43.7 44.9 44.4 45.8 48.1 48.9 50.0 50.3 50.1 50.1999.9 50.3 50.5 50.1 50.1 47.1 50.5 MEAN 47.6 48.3 48.7 48.9 48.5 48.4 48.5 48.0 47.8 47.5 47.5 47.2 46.9 47.5 47.7 47.7 47.3 47.7 48.2 48.5 48.9 48.8 48.9 48.1 48.1 53.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB(NWR) MONTH DECEMBER YEAR 2010 EQUIPMENT TEI 49C GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 50.4 50.9 50.6 50.2 49.7 48.0 46.3 46.7 46.8 46.8 47.5 46.7 46.4 46.0 45.4 44.9 44.8 44.3 44.3 44.9 45.0 45.3 45.3 45.0 46.8 50.9 2 44.7 44.3 44.2 44.1 44.0 44.1 44.6 44.4 44.4 44.1 44.4 44.7 44.6 45.0 44.8 44.8 44.8 44.7 44.2 44.2 45.2 46.1 47.0 45.5 44.7 47.0 3 44.9 44.6 44.5 45.4 44.9 44.2 43.7 42.6 42.3 42.4 42.5 42.9 43.2 43.1 43.4 43.6 43.4 43.4 43.3 43.3 43.4 43.5 43.6 43.5 43.6 45.4 4 43.1 42.0 42.2 42.7 42.7 43.4 43.4 43.2 42.8 42.4 42.4 42.3 42.3 42.6 42.4 42.3 42.0 42.5 42.6 42.9 42.5 43.3 43.7 43.9 42.7 43.9 5 44.3 44.9 45.7 46.7 47.0 46.2 46.1 46.1 45.3 45.0 45.8 45.9 46.3 46.8 46.6 46.0 45.6 46.4 45.5 44.8 44.9 45.1 45.3 44.7 45.7 47.0 6 44.4 44.5 44.3 44.4 44.5 44.8 44.8 44.5 44.3 44.6 44.3 44.6 46.3 46.6 45.7 46.2 45.3 43.4 39.1 42.0 40.5 39.6 38.7 39.1 43.6 46.6 7 39.9 40.6 44.9 44.5 47.7 49.2 48.1 48.1 50.3 52.6 52.4 52.0 51.5 48.6 45.5 44.0 44.0999.9 44.1 44.9 47.0 47.2 47.1 48.9 47.1 52.6 8 50.0 51.4 53.6 50.9 49.8 51.9 53.4 52.2 48.9 49.2 49.7 49.3 49.1 49.4 49.2 50.3 52.8 52.5 52.7 52.3 49.6 49.2 49.7 49.7 50.7 53.6 9 49.8 49.6 49.3 48.8 47.7 47.2 47.0 47.1 47.3 48.1 47.6 46.5 46.6 47.5 48.0 47.8 47.8 47.6 48.9 50.1 49.8 49.2 49.4 50.0 48.3 50.1 10 49.7 49.8 49.8 49.5 49.9 50.1 49.5 49.3 49.5 50.1 49.8 49.6 49.7 49.5 49.5 48.9 48.4 48.3 47.9 47.1 47.0 47.0 47.3 46.1 48.9 50.1 11 44.4 50.1 50.7 50.9 49.7 50.5 51.0 50.8 50.0 49.7 49.5 49.6 50.8 50.1 49.0 48.6 47.9 47.8 49.4 49.9 50.1 49.7 49.5 49.5 49.5 51.0 12 50.4 49.9 50.2 50.6 50.8 50.7 50.9 51.5 52.2 51.3 49.8 48.3 46.3 44.2 42.8 42.9 41.5 40.2 38.5 37.3 36.5 36.0 35.7 35.2 45.2 52.2 13 34.5 34.2 34.8 35.2 35.3 35.1 34.9 34.8 34.3 35.0 34.9 35.7 36.1 39.1 39.5 40.3 40.1 39.8 40.8 41.0 40.8 41.8 42.9 43.0 37.7 43.0 14 43.4 43.7 43.5 43.2 43.7 43.9 43.9 43.1 41.8 41.7 42.7 44.6 46.2 45.1 44.7 44.3 44.7 46.6 46.9 46.7 46.7 46.1 46.2 46.0 44.6 46.9 15 46.0 46.1 45.7 44.6 44.3 43.8 43.3 43.1 43.1 42.9 42.9 43.1 43.7 43.3 42.9 42.6 42.5 42.4 41.9 41.3 40.6 41.5 45.1 47.3 43.5 47.3 16 49.7 51.8 53.1 52.5 52.1 51.9 52.0 52.7 53.7 55.4 54.5 53.3 52.8 52.6 53.1 54.2 53.2 53.7 54.6 55.2 55.8 57.6 58.5 57.5 53.8 58.5 17 46.3 37.0 41.5 40.8 38.6 39.6 41.1 40.6 38.9 38.8 40.5 43.8 51.3 52.9 53.5 53.2 52.8 52.1 52.6 52.0 51.8 51.9 51.9 51.9 46.5 53.5 18 51.5 51.5 51.2 50.9 50.0 49.6 48.4 48.0 48.4 47.9 49.0 48.7 47.5 46.4 45.4 44.5 43.8 42.7 42.3 41.9 41.1 40.9 40.7 40.2 46.4 51.5 19 39.8 39.9 40.1 39.4 39.8 40.3 40.2 41.0 41.0 41.1 39.7 39.7 40.7 42.8 44.4 44.2 45.1 45.0 44.9 44.0 39.9 38.6 38.7 38.9 41.2 45.1 20 37.3 34.2 32.3 31.6 30.5 30.0 30.1 30.3 29.8 30.0 29.7 30.1 29.8 28.9 29.1 32.2 34.4 37.8 37.7 35.1 31.4 28.8 28.6 29.3 31.6 37.8 21 30.3 29.3 29.1 29.7 31.8 33.2 33.7 33.5 33.5 33.3 33.9 33.7 34.4 34.7 35.0 36.2 37.2 37.3 37.6 37.6 38.1 38.2 38.2 37.7 34.5 38.2 22 36.9 36.1 35.8 36.2 36.5 37.5 37.8 37.4 36.6 36.0 35.6 35.3 35.8 35.9 35.5 35.6 35.2 34.9 35.3 36.4 37.1 37.8 40.0 40.6 36.6 40.6 23 41.6 40.3 46.5 45.9 46.7 44.7 43.5 41.2 39.8 40.2 40.6 40.2 39.6 39.5 39.3 38.7 39.4 39.5 40.0 40.1 40.3 39.7 39.4 41.8 41.2 46.7 24 42.6 42.4 43.8 43.0 44.0 44.0 45.6 46.7 47.7 49.8 51.7 54.1 54.8 54.4 53.0 54.0 54.1 54.5 55.5 56.9 55.3 56.0 56.3 55.6 50.7 56.9 25 55.6 54.7 54.7 54.6 54.1 54.2 54.2 54.0 53.6 53.5 53.5 53.3 53.1 53.1 53.3 53.1 52.8 52.5 52.6 53.0 53.3 53.1 50.6 49.8 53.3 55.6 26 49.7 51.5 52.0 52.4 52.5 52.3 52.1 52.2 51.9 51.7 51.0 51.4 52.5 53.5 53.0 51.0 50.0 53.5 53.3 51.3 52.5 52.4 50.6 49.5 51.8 53.5 27 49.3 51.3 50.7 49.3 47.1 46.3 45.2 45.0 43.4 42.5 41.2 40.3 45.8 51.2 51.6 52.7 53.0 55.3 58.4 63.8 55.7 54.3 54.6 54.6 50.1 63.8 28 54.3 54.8 57.1 57.6 55.4 54.8 55.9 56.8 56.5 57.5 56.6 56.0 55.0 54.3 54.1 54.0 53.2 52.7 52.0 52.1 52.0 51.6 50.5 51.3 54.4 57.6 29 51.1 52.0 52.9 52.7 51.6 50.7 50.5 51.0 51.5 51.9 51.9 51.9 51.7 51.8 51.5 50.9 50.0 48.8 48.7 48.4 47.7 47.1 47.1 46.9 50.4 52.9 30 46.8 46.9 47.0 46.6 46.5 46.6 46.1 45.7 45.9 45.9 45.8 45.9 46.1 45.1 41.7 37.3 38.4 32.9 27.3 31.9 30.6 27.5 28.3 26.8 40.4 47.0 31 26.1 23.1 26.8 31.9 29.2 33.5 36.2 29.0 31.4 35.3 38.4 38.6 37.9 37.6 38.1 38.9 40.0 41.0 41.0 41.0 41.2 41.6 43.1 44.2 36.0 44.2 MEAN 44.8 44.6 45.4 45.4 45.1 45.2 45.3 44.9 44.7 45.1 45.2 45.2 45.7 45.9 45.5 45.4 45.4 45.5 45.3 45.6 44.9 44.8 45.0 45.0 45.2 49.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JANUARY YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 45.3 44.9 45.5 47.1 46.4 46.5 45.7 45.2 44.4 43.7 43.6 43.9 44.1 43.1 43 43.4 44.1 44.7 45 44.9 44.7 44.8 44.9 45.9 44.8 47.1 2 46.8 47.9 48.6 48.2 48.6 48.9 49.1 49.9 50.4 51.7 53.7 53.3 53.3 54 56.2 56 55.3 53.8 53.7 54.2 54.6 53.5 53.1 53.4 52.0 56.2 3 53.3 53.1 52.8 52.6 52.9 52.8 52.7 52.6 52.3 51.9 51.5 51.3 51.1 51.1 51.9 52.3 51.9 51.8 52.6 52.6 53.6 53.3 54 53.4 52.5 54.0 4 52.8 52.7 52.6 52.9 53.7 54.7 54.1 54.0 53.8 53.8 53.3 53.2 53.4 54.1 54.2 54.5 54.4999.9999.9 53.8 53.8 54 54.2 54.2 53.7 54.7 5 54.2 53.8 53.3 53.1 53.1 53.1 53.3 53.4 53.5 53.4 53.3 53.1 53 53.2 52.9 52.5 52.5 52.5 53.1 53.9 55.7 54.5 54.4 54.3 53.5 55.7 6 53.8 53.8 54.7 54.5 54.3 54.5 54.6 54.5 53.5 53.5 53.1 52.5 51.9 52 50.6 49.3 50.3 50 49.5 49.8 49.5 49.6 50 50.1 52.1 54.7 7 49.8 49.1 48.5 49.7 50.8 50.3 50.0 49.6 49.6 50.1 50.3 50.2 48.7 48.1 46.3 45.6 45.4 44.7 44.8 45.7 46.7 46.5 46.2 46.8 48.1 50.8 8 46.7 46.2 49.9 55.3 54.4 54.5 54.1 50.3 48.6 45.4 43.7 42.1 41.6 41.2 41 41.9 45.3 47.8 47.4 47 46.9 45.8 44.1 43.1 46.8 55.3 9 43.5 43.4 45.8 45.8 44.1 44.0 44.4 44.6 45 45.1 45.8 45.6 46 44.7 45.1 47.5 49.4 48.2 48.6 48.7 49.3 50.6 51.4 52.3 46.6 52.3 10 50.9 48.1 41.6 37.5 36.7 42.3 38.6 40.2 40.7 44.3 50.5 39.3 39.8 49.6 49.1 47.7 46 46.2 45.8 45.8 46.4 46.2 46.6 46 44.4 50.9 11 45.7 46.0 46.1 46.3 46.4 46.2 47.2 46.8 46.7 46.5 46.3 46.6 46.6 46.7 47 47.3999.9999.9 48 49.4 49.8 50.3 51.6 54.1 47.6 54.1 12 53.7 53.5 53.4 54.2 54.8 54.3 54.9 54.9 54.5 54.3 54 53.8 53.6 53.3 53 52.4 52.1 52.1 51.4 51.2 51.3 51 50.8 50.5 53.0 54.9 13 50.3 50.3 50.3 50.2 50.1 50.5 51.0 51.5 52.8 53.1 53.3 53.5 53.5 53.2 52.5 52.7 53 53.5 53.2 52.4 52 51.9 51.7 52.1 52.0 53.5 14 52.7 51.6 51.5 51.9 52.1 53.7 56.4 56.2 55.3 54.7 54 53.5 52.1 51.2 51 50.9 50.5 50.1 50.6 51 52.4 54.3 52.8 52 52.6 56.4 15 51.8 51.2 51.1 51.0 51.1 52.1 52.0 51.8 51.6 51.4 52.1 52.4 51.6 51.4 51.9 51.1 50.9 49.9 49.5 49.7 50.5 50.3 50.2 48.8 51.1 52.4 16 48.6 48.5 48.5 48.6 48.6 48.9 48.9 48.6 49.1 49.6 49.6 49.1 49.1 49.4 49.3 49.3 50.6 50.8 50.6 49.5 47.8 45.8 45.1 43.3 48.6 50.8 17 42.9 43.2 42.5 41.7 42.0 41.8 41.4 40.5 40.2 40.3 40.9 39.5 39.2 38.5 38 39.2 45.1 46.2 46.4 47.3 47.9 49.9 51.3 51.4 43.2 51.4 18 51.1 49.9 49.6 48.8 48.2 48.0 46.9 46.9 47.5 47.9 48.5 48.3 48.4 48.6 48.4 48.9 49.1999.9999.9 50.6 51.3 51.8 52.4 53.1 49.3 53.1 19 52.9 53.1 52.9 52.9 53.4 53.6 53.1 52.2 51.9 51.9 51.7 51.8 51.6 51.1 50.1 49.4 48.7 48.5 49.2 50.4 51.4 49.3 48.8 51.3 51.3 53.6 20 50.3 33.5 30.1 45.4 46.0 44.6 45.9 45.7 45.9 46.5 46.8 47 46.6 46.7 48.3 50.5 53.1 55.1 54.8 54.1 53.9 55.5 55.9 55.4 48.2 55.9 21 55.8 57.4 56.8 56.9 56.4 53.8999.9 51.2 50.8 50.4 50.1 50 50.2 50.3 50.2 50 50.3 51 51.4 52.7 52.8 53.2 53.1 53.2 52.5 57.4 22 53.2 53.1 53.3 54.8 55.4 55.0 55.4 55.4 55.7 56.2 55.4 54.7 53.6 52.7 51.2 50.3 48.9 48.2 49 50.5 50.2 50.8 50.5 50.4 52.7 56.2 23 49.5 48.4 47.2 46.8 46.3 46.0 46.9 47.1 47.2 47.3 48.4 50.2 51.8 51.3 50.8 51.4 51.4 51.2 53.7 51.6 52.6 52.2 51.8 52 49.7 53.7 24 53.0 54.1 54.0 54.0 54.7 53.9 53.4 53.3 53.5 52.7 51.8 50.8 49.7 49.3 49.8 50.3 50.9 51.3 51.2 51.6 51.9 52.6 52.6 52.5 52.2 54.7 25 53.3 54.9 57.4 56.3 57.7 58.3 60.2 60.7 62.4 63.6 64.4 63.6 62.3 68.6 66.1 61.1 58.3 57.2999.9999.9 50.8 46.9 49.6 48.6 58.3 68.6 26 48.5 47.9 48.7 48.1 48.6 47.5 47.2 46.8 46.6 44.2 42.7 42.2 41.2 42.6 42.4 41 42.7 45.8 50.4 48.6 48.6 45.8 45.5 46.6 45.8 50.4 27 47.4 50.6 50.6 51.8 52.3 50.4 49.8 50.5 51.3 50 49.1 49.6 49 49.1 48.5 48.7 48.6 48 47 47 46.9 47.1 47.6 48 49.1 52.3 28 48.7 50.4 52.8 54.1 53.3 52.9 52.3 51.6 50.9 50 49.8 49.4 49 49.1 50 48.6 48.6 48.1 48.4 48.3 48 48.3 48.3 48.8 50.0 54.1 29 48.8 48.3 47.9 47.9 48.3 48.4 48.0 48.0 48.3 49 49 47.9 48.2 48.1 48.8 50.3 50.8 50.3 49.5 49.8 50.5 50.9 51.6 52.2 49.2 52.2 30 52.9 52.5 52.3 52.8 51.3 51.0 51.1 51.4 50.8 51.8 51.9 52.2 51.6 51.1 50.5 50.7 50.9 51.1 50.6 50.1 50.3 50.3 51.4 52.2 51.4 52.9 31 52.3 53.2 53.4 53.2 53.6 54.0 54.0 54.4 54 53.9 53.7 53 52.7 52.9 53 52.9 53.1 53.7 53.6 53.4 53.8 49.8 50.1 52.2 53.1 54.4 MEAN 50.3 49.8 49.8 50.5 50.5 50.5 50.4 50.3 50.3 50.3 50.4 49.8 49.5 49.9 49.7 49.6 50.1 50.1 50 50.2 50.5 50.2 50.4 50.6 50.2 54.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH FEBRUARY YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.5 50.0 49.9 49.4 50.1 49.2 47.5 46.0 42.9 31.5 32.6 33.6 40.8 34.8 29.6 30999.9999.9999.9 34.4 35.2 35.1 35.8 36.8 40.3 51.5 2 37.1 37.4 35.2 38.6 40.1 42.4 42.6 43.8 44.5 42 37.7 36.8 41 41.7 43.6 44.2 45.7 45.4 45.9 46 45.8 46.3 48.9 51.2 42.7 51.2 3 51.3 53.9 55.5 56.5 59.0 64.7 59.8 57.9 59.8 62.1 58.7 56.5 52.7 54.7 58.6 55.8 54.9 53.8 51.7 51.1 54 53.2 54.4 56.8 56.1 64.7 4 59.1 61.0 63.0 61.5 61.2 59.9 56.5 58.4 55.9 56.7 55.3 55.2 56.1 54.5 51.9 51 50.6 50 49.8 50.6 51 50.2 50.2 50.3 55.0 63.0 5 50.1 49.3 49.8 50.0 50.4 50.7 49.6 48.1 48.2 47.6 47.2 46.8 46.4 46.7 46.7 48.3 46.6 45.6 46.2 46.5 47.7 48.2 48.7 52.4 48.2 52.4 6 54.4 53.3 51.7 50.7 49.8 49.7 49.6 49.3 47.7 48.1 47.2 46.5 45.6 45.2 44.4 44.2 44 44.5 44.9 45.7 46.3 47 47.3 47.6 47.7 54.4 7 48.3 48.4 48.2 48.2 48.0 47.1 48.1 49.5 49.2 50.3 50.5 50.8 49.7 48.3 47.8 47.1 45.7 45.3 45.6 45.8 45.5 45.3 45.4 45.3 47.6 50.8 8 45.5 45.4 45.4 45.7 44.1 47.1 32.6 33.5 33.8 34.2 33.4 34.5 38.2 39.6 39 39.1 39 37.7 39.3999.9999.9 44.8 43.8 43.9 40.0 47.1 9 44.1 44.7 44.5 44.5 44.4 44.2 44.3 44.5 44.6 44 43.6 43.7 43.9 45.4 45.4 47 48 47.9 47.1 47 47.1 48.3 48.8 49.5 45.7 49.5 10 50.0 51.1 53.7 54.4 52.5 52.0 50.7 50.8 49.3 49.8 47.4 47.3 48 45.7 47 47.5 47.6 46.6 46.7 47.3 48.1 49.2 49.7 49.7 49.3 54.4 11 50.0 50.1 50.0 50.2 50.1 50.2 50.0 49.9 50.2 50.2 50.1 50.1 50.1 50.1 50.3 50.4 50 49.8 49.4 49.3 50.2 50.9 51.7 51.8 50.2 51.8 12 52.6 52.9 52.4 51.6 51.5 51.4 50.7 51.9 52.1 51.9 52.4 50.8 50.4 50.3 50.3 51.2 51.3 51.5 51.8 52 52.3 53.2 53.4 53.4 51.8 53.4 13 53.5 53.1 52.5 52.4 52.9 53.2 52.7 52.0 51.9 52.3 52.4 50.3 49.2 49.7999.9999.9999.9 50.8 51.2 51.8 52.5 52.8 53.3 53.8 52.1 53.8 14 53.1 53.6 53.7 53.7 53.5 53.3 52.8 51.1 50.4 51.3 51.9 51.2 50.2 50 54.2 59.5 60.3 58.2 58.7999.9999.9999.9 57.9 57.1 54.1 60.3 15 57.3 56.8 54.2 54.7 53.8 52.8 49.9 50.1 50.8 50.7 50.6 50.6 50.6 51.1 51.1 52 55.5 55.9 55.9 55.4 56.1 56.5 57.2 58.4 53.7 58.4 16 58.5 58.6 58.8 59.7 59.3 60.1 60.1 61.4 62.1 62.4 62.2 61.2 60 58.8 58.4 58.8 59.2 61.6 63 62.5 62 61.4 57.5 56.6 60.2 63.0 17 56.9 57.3 56.8 55.3 55.5 55.2 55.1 53.9 54.1 54.2 53.2 52.4 51.3 50.7 51.3 53 54 54.3 54.9 55.7 56.5 57.1 57.3 57.1 54.7 57.3 18 56.9 56.0 56.0 56.4 56.2 55.9 55.3 54.7 54.7 55 55.5 55.9 55.9 55.7 55.9 55.7 55.9 56.4 56.8 57.8 58.5 58.7 58.9 58.4 56.4 58.9 19 57.8 58.0 57.8 56.9 56.2 55.8 56.3 57.6 57.6 57.8 59 60.7 62.4 59.9 51.8 44.8 40.3 38 38.2 36.8 36.6 37 36.1 35.3 50.4 62.4 20 34.3 33.7 33.7 35.9 37.9 37.2 36.2 44.1 53.7 62.5 61 59.3 59.4 59.9 57.8 56.8 56.5 56.5 56.8 57 57.3 57.6 57.5 57.5 50.8 62.5 21 57.4 57.1 56.7 56.4 56.0 55.5 54.8 55.0 54.6 53.6 52 52.5 53.2 53.5 52.9 52.2 52.1 52.3 52.3 53.1 54.1 54.6 55.7 56.7 54.3 57.4 22 56.8 58.2 58.4 58.5 58.1 58.2 58.6 58.9 59 58.4 58.4 58.1 58.6 59.3 59.6 59.5999.9999.9 60 60.9 61.9 62.2 62.2 62.8 59.4 62.8 23 63.9 63.6 63.5 62.9 62.2 61.9 61.4 61.1 60.7 59.8 59.5 59.4 59.7 59.6 59.7 59.7 60.1 61.8 61.6 60.9 61.2 61.4 60.3 55.2 60.9 63.9 24 53.8 53.9 53.0 53.0 51.6 53.0 53.1 52.0 50.9 57.8 60.7 60.9 59.7 57.9 56.6 56.5 56.5 57 56.8 57.9 58.4 58.4 58.6 58 56.1 60.9 25 57.2 56.6 56.2 55.7 55.5 55.5 55.1 55.6 55.6 55.5 55.4 55.8 55.9 56 55.5 53.5 54.3 54.1 54.5 54.9 55.2 55.2 55.6 55.8 55.4 57.2 26 54.7 52.4 51.5 51.7 52.2 52.8 51.7 51.6 51.7 52.2 52.9 53.2 53.2 52.8 51.9 51.4 51.2 51.3 52 53.8 55.8 56.8 57.9 57.6 53.1 57.9 27 56.5 56.4 57.1 58.2 60.1 60.7 60.3 60.1 60 60 61 61 60.3 59.5 58.4 57.8 58.2 59.2 60.5 60.9 60.9 61.5 61.5 61.5 59.6 61.5 28 60.6 59.2 58.4 58.4 58.0 59.5 59.0 57.5 57.3 58.5 59.4 58 56.9 56.4 56.8 56.6 56.7 56.8 57.3 57.8 58 57.9 57.9 58 58.0 60.6 MEAN 53.0 52.9 52.8 52.9 52.9 53.2 51.9 52.2 52.3 52.5 52.2 51.9 52.1 51.7 51.4 51.2 51.8 51.6 52.2 52 52.6 52.6 53 53.2 52.3 57.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MARCH YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 58.1 58.1 58.1 58.5 57.9 57.6 57.6 57.3 57.1 57 56.5 56.3 56.6 57.1 58.3 58.7999.9999.9 58.3 57.5 58.1 59.2 59.9 60.3 57.9 60.3 2 59.4 53.9 52.2 47.2 43.5 47.4 54.0 55.8 56.6 56.9 57.3 58.9 63.2 72.5 68.1 69.4 67.4 61.4 57.4 56.6 57.1 58.6 57.6 57.1 57.9 72.5 3 55.5 57.0 59.3 57.7 56.0 56.6 56.9 55.4 55.9 54.3 52.9 54.4 53.9 54.1 53.1 51.9 51.9 52.7 53.8 53.9 54.4 55.2 55.2 55.7 54.9 59.3 4 55.7 56.4 58.3 57.6 57.7 57.6 57.8 56.2 55.3 54.9 54.1 53.7 53.6 53.4 52.5 51.8 51.5 52.2 53.4 55.4 56.6 57.1 56.8 56 55.2 58.3 5 55.0 55.4 55.7 55.4 55.6 55.2 54.4 54.4 55.9 56.3 57.1 56.9 55.8 56.4 56.3 55.6 55.1 55.1 55.9 57.7 58.6 58.7 58.8 58.4 56.2 58.8 6 58.7 58.7 58.2 58.5 58.5 58.0 57.7 56.6 55.7 55.4 55.4 55.4 55.5 55.6 56.3 56.2 56 55.9 56.3 56.1 56.4 56.2 59.6 53.1 56.7 59.6 7 55.0 57.8 57.8 57.4 57.2 56.7 56.6 56.3 56 56 55.8 55.4 55.1 54.8 54.6 54.9 55.1 55.7 54.2 55.2 56.3 54.9 55 52.7 55.7 57.8 8 50.2 42.8 37.0 38.7 42.7 48.5 51.7 54.1 54.3 53.9 54.6 54.9 54 52.7 51.5 49.9 51 50.5999.9999.9 56.3 57 57.1 56.5 50.9 57.1 9 57.1 57.6 56.8 54.6 55.0 56.1 56.0 55.7 54.7 53.6 54 53.4 52.8 52.8 53.4 53.8 54.1 54 55.3 55.7 55.9 55.3 56.1 56.1 55.0 57.6 10 56.6 56.4 56.8 55.0 55.8 55.2 54.8 54.4 54.5 54.7 55 55.3 56.1 57.1 55.2 55.3 57.4 56.4 56.9 56.4 58.2 59.1 60.3 61.1 56.4 61.1 11 60.0 58.4 57.3 56.8 56.8 57.1 57.4 57.9 56.9 56.2 55.8 55.5 54.9 54.2 53.7 53.5 54 55 55.7 56.6 58.8 59.1 59.6 60.3 56.7 60.3 12 59.9 59.8 59.3 59.2 57.8 57.4 57.8 58.8 58.5 57.8 57.3 57.1 56.9 56.9 56.8 57.1 56.6 57.2 58.5 59.3 59.9 60.4 59 57.9 58.2 60.4 13 56.7 55.8 55.4 54.5 51.3 50.5 54.9 60.0 58.7 58 58.6 61.4 60.4 60.4 58.5 57.7 57.7 58 58.6 59 59.5 60.8 61.5 62.3 57.9 62.3 14 61.7 61.7 62.2 62.7 64.8 67.0 66.1 65.4 65.5 60.9 60.6 60.9 60 59.5 59 59.2 59.6 59.8 60 59.9 59.9 60.2 60.8 61.7 61.6 67.0 15 61.8 60.1 58.8 58.6 56.2 54.3 53.9 53.2 53 53 53.5 54.2 55.5 54.7 53.9 54.5 55 56.2999.9999.9 58.3 57 56.5 57.1 55.9 61.8 16 57.8 58.2 57.9 56.3 57.3 57.3 55.9 53.4 51.1 50.8 52.9 52.4 52.8 52.6 52.7 52.6 52.2 53.2 54.8 54.5 51.7 51.1 53.3 53.5 54.0 58.2 17 54.6 55.9 56.0 57.6 56.2 54.9 55.0 54.6 53.3 51.8 49.7 47.9 48.2 48.8 47.8 48.3 47.3 47 47.5 47.9 47.6 48.3 53.7 52.7 51.4 57.6 18 54.1 56.0 54.2 53.6 53.2 52.6 54.5 60.9 64.4 65.7 63.5 65.4 66.2 66 67.6 69.2 65.6 64.3 67.8 67.2 68.3 72.2 73 71.1 63.2 73.0 19 69.7 68.6 67.6 68.4 71.5 71.1 69.1 68.2 64.2 58.9 57.4 56.7 56.7 57.1 57.9 59.2 59.5 59.5 60.1 61 62.7 63 62.9 62.3 63.1 71.5 20 62.2 61.6 61.0 60.6 61.1 60.9 60.8 60.9 62 61.3 60.3 60.7 59.2 58.1 58.3 58.6 58 60.3 62.8 64.2 65.4 65.7 60 61.1 61.0 65.7 21 62.4 61.7 61.2 63.2 64.5 64.1 63.9 63.5 63.3 63.6 64.2 64.3 63.8 62.9 62.3 61.4 59.1 61 60 59.5 60.4 59.6 59.6 58.9 62.0 64.5 22 58.1 57.2 55.9 55.0 55.1 53.5 54.9 51.4 50.1 54.9 60.9 67.9 69.8 71.7 67.8999.9999.9 63.2 62 59.8 58.8 59.1 56.9 55.2 59.1 71.7 23 999.9 52.2 53.4 54.7 54.0 54.0 53.4 53.1 53.7 53.7 52.8 54.2 55.7 55.8 55.4 55.4 55.7 56.4 57.6 58.4 60 61.1 61.6 61.5 55.8 61.6 24 61.4 61.0 59.8 58.4 54.0 55.2 58.1 59.5 59 59.2 61.5 60.5 59.3 58.3 58.1 58.1 58.1 58.8 59.5 59.3 60.3 64.7 66.8 70.5 60.0 70.5 25 67.9 65.4 64.6 64.4 63.2 62.4 63.1 63.2 63.2 62.9 60.8 59.7 58.6 58.1 58.2 57.5 57.4 57.3 57.8 58.2 58.5 61.4 59.8 59.1 60.9 67.9 26 57.4 56.1 57.4 57.4 57.7 59.0 60.0 58.7 58.4 60.2 62.9 63.2 60.7 59.5 59.7 59.3 59.6 59.5 60.1 60.2 61.3 62.4 62.5 63.3 59.9 63.3 27 63.1 58.9 59.2 60.9 61.0 60.4 60.4 60.8 58.7 58 55.1 54.7 56 56.4 56.5 55.1 55.1 54.8 54 54.4 56.4 56.9 59.2 61 57.8 63.1 28 59.9 58.9 57.6 57.4 57.6 58.8 59.2 61.0 61.6 61.5 60.5 60.3 60.2 60.8 59.7 59.7 58.7 58.8 58.6 60 61.2 60.3 60.8 61.5 59.8 61.6 29 62.0 63.5 63.2 61.6 57.8 57.4 60.5 62.0 59.7 56.4 54 53.2 52.6 52.2 54.3 55999.9999.9 54.6 55.2 55.4 55.3 56.2 57.2 57.2 63.5 30 57.6 58.9 59.9 61.9 61.1 60.8 60.5 59.6 57 55.3 54.8 54.9 54.1 53.3 52.5 52.7 52.8 53.2 54.3 54.3 53.1 50.9 48.6 48.8 55.5 61.9 31 48.7 47.4 44.8 42.1 40.7 38.3 36.9 36.3 36.2 35.3 34.6 33.9 33.7 33.6 34 34.8 35.5 37.5 39999.9 41.3 43 44.6 48.2 39.1 48.7 MEAN 58.6 57.8 57.3 57.0 56.5 56.7 57.2 57.4 56.9 56.4 56.3 56.6 56.5 56.7 56.3 55.9 55.6 56 56.7 57.6 57.6 58.2 58.5 58.5 57.0 62.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH APRIL YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 46.1 45.8 48.2 50.6 48.5 47.3 48.3 48.4 48.8 49.6 49.9 49.9 49.3 49.5 50.2 50.6 51.9 53.1 54.5 56.2 56.4 57 58.3 59.4 51.2 59.4 2 60.5 60.6 61.1 63.0 62.7 60.7 59.3 60.6 61.5 61.4 58.6 54.6 56.3 54.7 54.5 53.8 53.5 53.3 53.8 54.3 53.8 53.1 54 55.7 57.3 63.0 3 54.8 52.5 51.3 48.3 47.1 47.0 48.1 48.6 48.9 48.4 47.9 47 46 46.3 46.7 46.2 47.7 50.7 57.5 59 63.8 65.7 67.3 69.6 52.4 69.6 4 67.8 66.5 64.0 56.4 54.0 54.4 54.0 53.4 53.6 54.3 54.7 54.5 54.4 53.7 53.2 52.5 52.6 52.7 52.9 53.5 54.2 55.7 56.2 57.4 55.7 67.8 5 57.7 58.8 57.7 55.3 53.6 53.1 52.7 52.1 51.1 50.3 52 52.2 52.9 54.2 59.2999.9999.9999.9 55.3 53.8 51.7 50.4 49 48.9 53.4 59.2 6 47.5 47.0 46.5 47.1 48.6 50.0 49.5 49.2 48.7 49 48.7 47.3 46.4 45.6 46.4 48 50.1 53.8 53.3 53.6 54.1 54.7 54.4 56.3 49.8 56.3 7 57.2 57.3 60.7 60.1 62.6 64.8 65.2 66.5 67.5 67 67.9 67.7 67.6 67.6 67.4 68.3 67.8 67.5 67.7 64.6 61.1 67.9 64.5 62.9 65.0 68.3 8 63.2 62.4 62.9 64.0 63.9 62.9 62.2 61.2 60 59.1 58.2 58.4 60.1 60.5 59.7 60.9 64.1 65.7 65.3 64.2 63.2 64.1 64.9 64.1 62.3 65.7 9 62.8 61.8 61.6 61.6 60.5 59.5 58.7 59.1 60.9 62.9 65.2 63.4 59.8 57.2 54.9 52.9 58.2 59.4 56.2 58 55.3 53.4999.9 52.3 59.0 65.2 10 52.7 54.1 52.8 53.2 50.1 56.9 58.3 63.3 68.4 67.5 67.4 68.8 66.6 62.4 60.2 58.9 58 57.8 57.3 56.7 56.2 57.4 59.1 58.6 59.3 68.8 11 58.4 58.7 60.4 61.3 60.3 58.2 56.5 55.3 55.8 54.8 55.1 56 58.4 62.4 65 65.7 66.1 68.4 70.5 67 68.3 68.1 66.2 62.7 61.6 70.5 12 64.7 64.5 62.1 61.8 61.9 62.6 63.2 64.4 67.2 71.1 74.5 76.5 72.7 72.8 72.5 69.8 69.4 65.2 66.1 66.4999.9999.9 63.6 65.6 67.2 76.5 13 61.8 60.9 64.0 67.3 67.3 67.0 66.3 62.0 62.6 64.8 65.1 65 64.3 63.6 61.4 58 61.1 59.1 55 52.9 53.9 44.1 44.9 51 60.1 67.3 14 50.9 50.3 49.6 50.7999.9 53.0999.9 39.9 38.9 38 46999.9 60 56.6 52.5999.9 53.1 54.1 55.9 57.9 59.7 60.2 60.8 62 52.5 62.0 15 62.2 62.3 64.0 66.4 63.7 60.4 59.3 58.7 60.6 62.2 64.7 61 59.9 59.7 59.6 58.7 58.6 59.6 60.5 62 63.8 65.7 67.3 68.4 62.0 68.4 16 67.9 67.1 67.6 66.9 67.2 67.1 68.4 68.9 69 67 65.4 65.2 65 63.4 61.2 58.7 56.6 57.4 57.4 57.3 57.7 55.9 54.4 53.7 62.8 69.0 17 55.3 55.4 55.5 56.4 55.3 55.1 55.7 56.4 56.8 56.6 55.7 55.6 55.1 56.8 55.4 53.3 52 51.7 50.9 49.8 48.8 49.3 49.5 47.8 53.8 56.8 18 47.5 47.5 48.1 48.7 48.1 49.0 48.9 49.7 49.7 48.4 47.6 46.7 46 45.8 47 48.1 51.2 51.7 52 51.8 51.4 51.8 53.1 54.4 49.3 54.4 19 54.9 54.4 53.5 43.2 37.3 46.4 44.5 40.9 38.9 38.9 40.4 39.9 41.2 42.6 41.7 45.2 47.6999.9999.9 50.9 51.4 52.3 53.2 54.4 46.1 54.9 20 55.2 54.9 54.0 54.4 53.2 52.2 52.1 51.8 51.9 53.1 53.4 54.2 54.7 54.5 56.9 56.4 54.1 55 54.6 54.3 52.2 39.1 39.2 38.9 52.1 56.9 21 50.1 41.8 58.3 56.2 52.6 57.8 59.6 63.5 64 61.7 60.5 57.8 56.4 64.3 67.2 65.4 64.1 60.6 59.6 60.9 62.6 63.5 63.2 63.6 59.8 67.2 22 63.8 64.0 60.1 63.6 72.5 70.6 68.6 65.2 63.4 60.4 58 56.1 54.8 55 55.2 55.9 56.5 57.6 59 60.4 61.4 61.7 63 65.1 61.3 72.5 23 66.2 65.8 65.5 65.2 64.5 64.2 65.9 67.4 67.4 67.4 55.9 52 53.5 58 59.5 55.1 50.6 50.4 51.4 51.6 53.3 52.3 51.2 49.7 58.5 67.4 24 48.9 48.3 48.8 51.4 56.7 56.4 55.5 54.4 53.8 53.2 51.5 49.6 48.6 50.1 50.3 48.5 47.3999.9 44.6999.9 49.9 48.5 46.4 43.6 50.3 56.7 25 42.8 41.6 41.5 41.1 45.2 51.8 52.0 52.1 50.6 49.1 48.6 47.9 48.7 48.7 51.4 56.8 55.8 56.3 57.9 58.6 58.5 58.5 57.9 58.5 51.3 58.6 26 57.9 58.8 59.6 59.4 59.2 59.4 58.7 57.2 57.7 58.5 59.7 60.4 61.2 61.5 61.5 60.4 60.6999.9999.9 61.3 62.2 59.7 59.9 59.9 59.8 62.2 27 59.0 59.0 59.1 58.7 58.5 56.1 55.6 55.7 54.7 54.2 53.1 52.2 51.5 50.8 52.1 51.1 52.9 54 55.3 56.8 57.5 58.5 59.5 60.6 55.7 60.6 28 61.6 59.4 59.8 60.1 62.4 61.6 61.2 61.0 60.7 60.5 61.5 63.2 64.5 71.3 71 69.7 71.5 73 71.9 71.5 72 73.1 74.1 73.7 66.3 74.1 29 72.6 71.1 69.1 68.0 66.3 63.4 60.2 58.9 58.6 58 58 58.5 59.2 59.8 60.4 59.1 56.6 55.3 56.3 58.7 60.4 60.1 60.5 62.3 61.3 72.6 30 63.1 63.1 62.1 61.3 59.3 56.9 56.3 57.2 55.9 54.6 54.3 53 51.9 50.7 50.8 51.2 52.8 52.5 52.8 53.3 53.6 53.1 53.3 54.5 55.3 63.1 MEAN 57.8 57.2 57.7 57.4 57.3 57.5 57.4 56.8 56.9 56.7 56.6 56.4 56.2 56.7 56.8 56.4 56.6 57.5 57.3 57.8 57.5 57.1 57.6 57.9 57.1 64.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MAY YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 54.0 54.3 54.0 53.8 54.2 55.0 55.5 56.4 55.1 53.8 53.4 52.7 51.8 52.1 52.9 53.4 53.4 54 53.1 53.9 55.5 56 56.1 57 54.2 57.0 2 58.0 58.0 57.6 57.3 57.3 56.4 57.4 57.5 57.1 56.1 56.2 56.2 56 55.2 55 54.9 55.2 56 56.6 57.7 59.8 60.8 60.9 62.2 57.3 62.2 3 63.2 62.2 60.3 58.6 58.2 58.3 59.6 60.1 60.3 59.8 59.5 59.9 59.9 60 60.7 61.4 63.4999.9999.9 61.6 61.3 60.7 60.2 60.1 60.4 63.4 4 59.7 60.8 60.8 60.2 59.6 59.9 61.1 60.8 58.7 57.3 57 57.5 56.8 56.6 60.6 60.3 60.9 63.5 63.7 63.9 65.4 67.4 68.2 67.9 61.2 68.2 5 69.9 73.4 71.7 68.2 64.6 62.0 60.4 59.9 58.7 58.2 58.1 62 67.6 67 63.8 60.9 60.9 61.4 61.2 61 61.1 60.1 61 61 63.1 73.4 6 60.0 60.1 62.3 64.2 64.3 64.1 64.5 63.5 63.8 63.2 62.1 60.7 60.3 60.3 60 59.9 59.9 60.2 60.4 60.7 61.9 61.5 60.3 60.2 61.6 64.5 7 59.6 60.7 59.3 58.7 59.0 58.9 58.7 59.2 59.2 58.7 57.5 56.7 55.7 56 56.8 57.9 59.4 61.7 61.2 61.7 63.8 65.1 65.8 64.9 59.8 65.8 8 64.0 68.1 72.7 74.2 75.3 77.0 77.8 77.7 77.3 76.5 75.7 74.8 73.9 72.2 71.8 71.5 71.2 70.3 69.1 66.3 64.6 64.4 64.2 64.7 71.5 77.8 9 64.9 63.8 62.8 62.5 62.4 61.5 61.6 58.7 56.3 56.4 56.6 57.9 57.2 56.9 56.8 56.4 55.9 56.1 56.8 54 57 57.4 55.8 57 58.4 64.9 10 63.5 62.2 66.7 69.1 69.2 69.7 71.3 68.8 68.7 68.6 68.5 67.4 67.9 70.8 72.4 72999.9999.9 77.5 78 77.1 76.2 76.6 76.9 70.9 78.0 11 68.8 69.9 71.6 70.2 71.3 66.6 61.6 60.0 56.1 47.8 47.2 43 46.8 51.1 57.1 59 56 52.7 46.7 45.1 44.2 42.1 42.1 43.3 55.0 71.6 12 46.0 44.2 44.5 44.5 51.4 50.7 48.5 48.6 49 48.9 47.2 46.4 47.5 47.6 46.8 46.6 48.5 51.9 52 51.2 50.4 50.3 51.8 54 48.7 54.0 13 54.8 55.7 56.3 57.1 57.7 57.8 58.5 60.0 61 61.7 62.4 61.6 59.9 58.8 58.4 57.7 57.7 59.3 58.9 59.8 59.7 60 59.9 59.9 58.9 62.4 14 60.1 59.6 60.9 63.8 62.0 60.9 62.2 59.3 58.4 55.4 52.1 50.8 52.4 50.9 48.5 49.2 48.2 45.9 44.9 44.2 42.7 39.6 40 39.3 52.1 63.8 15 39.5 39.8 43.3 45.9 45.2 45.2 42.8 40.8 39.7 40.6 45.8 57 59.2 61 60.3 58.7 51.4 53.6 52.1 47.2 48.8 52.3 59.7 59.2 49.6 61.0 16 58.3 53.8 54.6 49.1 49.7 53.3 58.2 63.7 58.4 55.4 54 54.2 53.7 54.4 55.3 55.5 55 56.3 55.4 58 59.8 57.3 51.2 49.5 55.2 63.7 17 48.0 51.9 50.4 50.2 52.3 52.3 49.1 50.6 52.2 52.2 52.2 52.2 51.5 51 50.5 51.9 51.7 53.5 55.4999.9999.9 55.4 54.1 52.4 51.9 55.4 18 51.4 51.2 51.3 51.5 51.5 50.2 48.9 48.8 49.2 47.4 46.1 48.4 50.4 49.9 47 47.3 48.5 50.6 50.9 49.7 49.2 54 51.5 48.6 49.7 54.0 19 45.9 45.3 42.4 41.3 40.1 39.7 39.4 39.9 40.3 41.4 39 39 39.8999.9 45.6999.9 39.2 53.9 58.2 51.9 55.6 66 69.2 57.6 46.9 69.2 20 54.5 47.5 70.3 73.3 68.0 67.8 69.0 69.1 70 70.6 72.5 73.7 71.1 70.2 68.7 66.1 64.2 63.1 61.6 58.9 58 56.6 54 53.7 64.7 73.7 21 55.8 54.3 56.6 58.7 60.9 61.0 57.7 56.2 54.6 53.2 52.4 51 49.4 48.1 46.8 46.7 47 47.2 49 50.1 50.1 52 52.3 52.2 52.6 61.0 22 54.2 55.3 54.6 54.5 54.3 53.7 53.8 54.6 56.4 57.9 57.2 56.8 57.5 58 56.9 54.7 52.9 49.9 48.6 47.3 46.6 45.9 45.6 46.1 53.1 58.0 23 45.8 46.9 48.0 49.4 47.2 47.2 48.0 47.2 47 44.7 46.4 47.8 47.3 46.6 47.3 47.1999.9999.9 48 48.7 51.5 52.6999.9 65.7 48.6 65.7 24 54.7 62.0 68.0 72.1 72.3 69.3 66.3 65.8 59.1 60.9 67.5 67.8 67 66.4 62.2 58.1999.9999.9 59.4 60.8 63.2 66.8 70.4 68.7 64.9 72.3 25 66.5 66.2 60.5 55.3 55.3 57.5 58.6 59.4 59.3 59.1 57.2 54.7 53.9 56.4 55.7 55.6 54.3 53.6 54.5 53.6 54 54.3 57.4 60.4 57.2 66.5 26 62.2 63.7 65.4 63.2 65.2 67.6 67.0 68.4 72.8 69.8 59.5 58.4 57.9 59.3 58.9 58.2 58.6 58.8 59.8 60.6 58.3 58.9 60.7 61.4 62.3 72.8 27 61.6 63.5 64.5 63.0 59.9 58.3 57.7 56.1 58.5 58.2 57 57.7 57.1 56.4 54.7 53.5 53.9 54.9 54.9 54.7 55.2 54.6 55 55.5 57.4 64.5 28 55.1 54.1 52.7 53.2 53.9 53.5 53.3 52.9 52.3 52.7 52.7 51.8 50.7 49.4 47.5 45.5 45.1 45.2 46.2 48 51.8 53.3 54 53.5 51.2 55.1 29 53.4 58.7 62.2 58.1 51.1 54.7 50.7 49.2 46.3 40.6 40 39.7 39 39 39.9 43.3 45 47 45.8 42.3 43.8 45 48.3 44.6 47.0 62.2 30 45.1 46.9 50.5 50.5 47.0 39.7 36.8 36.2 38.8 43.6 37.8 40.6 45.3 48.6 50 50.9 58.3 60.3 71 81.9 83 75.2 68.4 63.3 52.9 83.0 31 61.9 65.4 66.4 64.8 62.7 61.0 59.6 58.4 57.7 56.7 56.3 56.3 56.6 57.3 59.2 65.9 69.7 68.5 68.2999.9999.9 74.3 78.4 82.6 64.0 82.6 MEAN 56.8 57.4 58.8 58.6 58.2 57.8 57.3 57.0 56.5 55.7 55.1 55.3 55.5 56.2 55.8 56 55.2 55.9 56.7 56.3 57 57.9 58.4 58.2 56.8 66.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JUNE YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 84.4 85.7 84.3 83.1 77.1 76.5 74.1 71.4 73.3 72.9 71.2 70.8 69.7 68 65.2 62.2 61.9 61.6 60.4 64.6 64.5 62.4 55.5 58.2 70.0 85.7 2 59.1 62.8 65.4 53.2 50.6 49.3 47.1 45.4 44.6 43.2 41.1 40.7 41.4 42.7 43.3 44.1 45.2 46.8 48.1 47.9 49.5 52.8 55.5 58.5 49.1 65.4 3 60.5 61.2 62.9 61.6 59.7 59.2 62.3 64.8 64.3 64.2 59.6 54.7 58.9 61.3 60.4 61 61.7 59.5 61.9 68.3 74.2 75.4 75.5 70.3 63.5 75.5 4 68.4 71.8 71.0 69.3 66.4 65.0 61.1 59.0 59.3 58.3 58.4 57.9 56.1 54.9 54.7 53.7 54.2 56.5 60.4 64.2 67.9 73.6 73 78.8 63.1 78.8 5 83.8 82.6 74.9 64.9 59.9 62.0 63.0 61.3 58.8 60.5 59.9 55.8 53.4 51.7 51.6 51.7 49.8 49.2 48.9 47.6 47.7 48.7 50.7 51.4 57.9 83.8 6 49.9 57.8 65.8 64.1 62.7 61.9 52.1 50.3 50.4 51.7 55.1 53.5 55.1 57.7 58.8 60.4 60.9 61.6 60.5 59.9 56 63.2 69.1 64.3 58.4 69.1 7 61.5 54.6 55.7 57.5 57.8 56.4 49.8 45.3 47.8 51.7 54.4 58.1 60 61 63.4 68 63.6999.9999.9 62 64.5 66.2 66.2 66.2 58.7 68.0 8 65.0 64.2 63.3 62.2 61.5 62.0 62.5 59.6 58.9 57.8 55.4 56.3 53 52.4 52.9 52.2 54.2 56.5 61.1 68.3 71.1 77.1 68 58.3 60.6 77.1 9 53.9 52.4 49.5 48.9 48.3 51.6 52.8 46.1 41.2 39.7 40.2 46.7 53.5 59.1 61.1 62.4 65.4 66.1 70.8 72.9 74.9 76.6 76.5 75.6 57.8 76.6 10 74.5 72.1 71.5 74.0 70.2 64.2 61.7 61.4 61.8 64.9 67.4 69.3 71.7 75.1 76.5 77.1 77.7 76.4 75.7 76.1 79.2 78.4 80.5 78.3 72.3 80.5 11 78.7 65.9 57.5 58.5 60.5 62.8 65.6 68.9 63.5 63.5 64.2 62.8 60.3 58.2 59.4 61.1 61.6 61.4 62.3 62.4 62.9 61.7 63.8 67.4 63.1 78.7 12 64.3 66.2 64.3 64.2 62.8 62.9 65.2 69.2 67.6 64.3 63.4 62.3 60.7 60.4 59.3 57.9 57.1 55.6 53.5 52.6 49.8 50.6 52.6 55.4 60.1 69.2 13 60.0 57.7 65.5 64.0 66.4 66.9 66.1 65.2 64.5 64.3 62.4 59.4 57.3 58.3 55.7 52.9999.9999.9999.9 54 53.9 57.7 70.9 74.1 61.8 74.1 14 75.8 61.2 55.8 57.2 58.4 57.4 58.8 58.8 58.5 57.7 58.7 60.1 61.3 60.9 63.4 63.8 65.7999.9999.9 71.6 71.3 70.5 70.3 71.6 63.1 75.8 15 71.6 73.1 71.9 71.5 71.4 72.7 72.1 70.2 69.3 68.3 68.4 69.6 70.4 70.7 70.8 70.6 71.6 71.8 69.5 65.2 61.5 58.9 57.4 54.8 68.5 73.1 16 56.7 55.8 56.6 56.1 56.0 57.6 61.5 60.8 60.2 59.9 62.8 62.9 60.6 58.5 58.8 60.7 61.8 63.4 64.3 73.5 84.9 83 78 75.4 63.7 84.9 17 69.8 60.1 60.6 60.9 61.5 60.7 56.6 56.1 58 57.7 55.2 61.5 65.3 67.8 72.9 70.6 67.7 66 70.3 66.3 68.8 68.9 68.4 67.7 64.1 72.9 18 66.6 64.9 67.1 65.3 63.7 63.5 63.0 62.6 63.4 63.2 60.9 61 61.5 62.1 61.9 60.8 60 60.4 60.9 61.8 62.4 59.1 59.4 60.2 62.3 67.1 19 60.9 62.9 67.4 65.4 64.3 63.6 62.2 61.1 66.1 64.2 62.3 61.3 59.8 58.4 57.5 55.8 55.4 56.4 57.2 57.6 58.8 56.7 57.8 58.2 60.5 67.4 20 54.7 59.1 53.6 57.1 55.5 56.6 57.1 52.8 63.5 70 73 70 69.3 64.8 62.6 61.1 58.7 56.1 53.5 52.3 48.7 46.9 47.5 49 58.1 73.0 21 45.3 44.2 45.0 46.4 47.4 45.4 46.6 47.8 51.4 54.2 52.3 51 51.5 55.6 56.5 56.9 56.1999.9999.9 58.4 58 59.2 60.7 63.3 52.4 63.3 22 67.3 70.0 67.2 67.3 67.1 66.7 66.7 67.3 66.7 67.7 68.2 69 69.4 71.6 72.1 72.1 78.8 72.7 69.2 72.1 76.6 85.6 81.8 78.8 71.3 85.6 23 75.4 77.7 84.4 88.6 77.2 75.2 73.7 72.7 70.8 68.3 66.3 66.3 66.1 66 65.8 63.9 61.4 61.1 58.3999.9999.9999.9999.9 79.7 70.9 88.6 24 77.1 81.8 78.1 74.6 65.3 59.3 59.8 60.3 60.4 60.2 59.8 59.5 58.3 57.4 57 56.3 57 58.3 58.8 57.9999.9999.9 60999.9 62.7 81.8 25 999.9999.9 57.1 56.9 56.6 58.2 57.2 56.2 54.9 54.1 54.6 54.8 54.3 53 55.1 55.7 55.7 57.2 56.2 56.7999.9999.9999.9999.9 55.8 58.2 26 999.9 54.8 54.5 54.0 53.4 53.0 51.7 51.5 51.5 51.8 52.3 51.6 51.1 50.9 52.2 52.5 52.8 54.9 54.3 54.6 54.4 55.1 56.7 57.1 53.3 57.1 27 55.1 55.9 55.5 57.2 58.7 57.8 57.0 58.8 48.2 46.3 44.5 45.7 45.4 43.2 44.4 44.4 47.1 52999.9999.9999.9999.9999.9 78.3 52.4 78.3 28 74.7 69.3 66.9 68.9 67.1 68.3 65.2 60.4 60.1 60.6 61.3 61.7 61.9 60.9 58.3999.9999.9999.9999.9999.9999.9999.9999.9999.9 64.4 74.7 29 999.9999.9999.9999.9999.9999.9999.9 61.0 60.6 60.5 61.2 61.5 61.5 61.3 61 60.1999.9999.9999.9999.9999.9999.9999.9999.9 61.0 61.5 30 999.9999.9999.9999.9999.9 58.1 56.4 56.6 56.2 55.7 54.9 54.4 54.1 54.2 55.5999.9999.9999.9999.9999.9999.9999.9999.9999.9 55.6 58.1 MEAN 65.9 64.7 64.0 63.3 61.7 61.2 60.3 59.4 59.2 59.2 59 59 59.1 59.3 59.6 59.6 60.1 60.1 60.7 62 63.6 64.7 64.8 66 61.4 73.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JULY YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 56.2 62.0 62.5 62.9 60.9 68.0 77.5 74.9 79.2 76.3 67.1 66.6 64.9 57.4 58.8 62.3 63.5 58.1 52.7 51.1 50.7999.9999.9 61 63.4 79.2 2 999.9 81.8 76.2 72.9 64.6 53.2999.9 53.6999.9999.9 62.1 63.6 66.5 63.8 60.5 61 59.1 54.8 54.6999.9999.9999.9999.9999.9 63.2 81.8 3 999.9999.9999.9999.9999.9 56.5999.9999.9999.9999.9999.9999.9999.9 54.1 53.9999.9 52.1 52.7999.9999.9999.9999.9999.9999.9 53.9 56.5 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 56999.9 55.3999.9999.9999.9999.9999.9999.9999.9 55.7 56.0 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 58.6999.9 59.8 58.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 59.1 59.8 6 999.9 60.9 63.9 63.8 61.6 60.3 60.9 62.3 60.6 62 63.6 61.2 62.1 61.2 62.1 61.4999.9999.9999.9999.9999.9999.9999.9999.9 61.9 63.9 7 999.9999.9 61.6999.9999.9999.9999.9999.9999.9999.9999.9999.9 55.3999.9 50.4999.9999.9999.9999.9999.9999.9999.9999.9999.9 55.8 61.6 8 999.9999.9 61.6999.9 58.8999.9999.9999.9999.9999.9999.9999.9999.9999.9 62.7999.9999.9999.9999.9999.9999.9999.9999.9999.9 61.0 62.7 9 999.9999.9999.9 63.1999.9 60.7 59.4 70.4 80.5 76.3 78.7 77 74.9 72.9 71.7 71.6 70.5 66.3999.9999.9999.9999.9999.9999.9 71.0 80.5 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9 55.5 56.1 56.1 57.5 59.0 59.8 59.4 59.8 59 59.4 57.4 54.7999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 57.8 59.8 13 63.6 64.4 62.9 57.9 69.3 65.1 62.3 63.7 63.9 62.9 62.2 59.9 57.9 56.6999.9 52.9 49.5 50 49.1 48.9999.9999.9999.9999.9 59.1 69.3 14 999.9 72.2 59.1 54.5 56.7 51.5 56.3 55.1 54.2 57.4 57.9 56.6 50.8 51 51.8 49.6 50.4 50.1 49.8 48.7999.9999.9999.9999.9 54.4 72.2 15 999.9 54.8999.9 47.5 48.6 48.5 48.4 47.7 47.1 46.1 45.7 44.2 45.7 47 47.2 47.7 49.9999.9999.9999.9999.9999.9999.9999.9 47.7 54.8 16 999.9999.9999.9 69.0 66.1999.9999.9 58.3999.9 58.1 55.6 53.8 52.6 53 52.1999.9999.9999.9999.9999.9999.9999.9999.9999.9 57.6 69.0 17 999.9 69.8 65.9 60.6 63.9 69.0 65.6 66.5 67.9 68 68.3 62.5 59.4 58.1 57.5 59.2 59.2999.9999.9999.9999.9999.9999.9999.9 63.8 69.8 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 51.1999.9999.9999.9999.9999.9 51.1 51.1 19 999.9999.9 76.3 61.1 68.8 68.3 67.4 68.3 67.3 69.7 68 69.1 68.5 64.1 62.1999.9999.9 63.6 60.5999.9999.9999.9999.9999.9 66.9 76.3 20 999.9 59.0 58.6 55.1 54.8 54.4 53.0 53.7 57.4 56.9 57.1 55.1 54.8 53.8 53.2 52.8 53 52.2 51.1 52.3 52.5999.9999.9 50.9 54.4 59.0 21 50.7 50.9 56.5 63.0 63.1 58.9 62.6 59.3 52 52.9 55.5 56.3 56.4 55 57.1 55.1 54.2 52.2 53.9 53.3 53.1999.9999.9999.9 55.8 63.1 22 52.9999.9 64.6 59.5 53.3 53.4 54.3 57.6 58.9 58.5 59.5 59.6 59.5 58.9 58.3 58.4 60.2 58.9999.9999.9999.9999.9999.9999.9 58.0 64.6 23 999.9999.9999.9 56.1 56.2 55.9 55.9 57.9 58.7 57.8 58.5 58.4 59.4 58.6 59.7 58.7 57.6 57.1999.9999.9999.9999.9999.9999.9 57.8 59.7 24 999.9999.9999.9999.9999.9 61.6 63.9 65.8 65.5 65.6 65.5 65.4 65.5 63.3 64.9 66.6 66.8 64 62.6999.9999.9999.9999.9999.9 64.8 66.8 25 999.9999.9999.9999.9 76.0 72.1 72.9 71.4 70.5 68.7 65.1 65.1 66.5 64.9 63.1 65.1 63.6999.9999.9999.9999.9999.9999.9999.9 68.1 76.0 26 999.9999.9999.9 75.8999.9999.9999.9 57.9999.9 58.7999.9 57.3 57.2999.9 57.8999.9999.9999.9999.9999.9999.9999.9999.9999.9 60.8 75.8 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 55.9 64.0 63.5 61.2 61.2 59.7 61.3 61.3 62.9 62.1 61.6 60.6 59.7 58.3 58 58.7 57.7 56.7 53.9 50.9 52.1999.9999.9 56 59.9 66.2 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH AUGUST YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9 69.1 66.2 64.8 66.6 67.1 62.6 60 60.9 60.4 49.2 34.5 32.1 30.7 29.9 31 52.3 69.1 2 28.8 28.5 61.3 61.7 67.4 66.9 63.3 61.7 60.6 61.2 61.2 61.1 59.6 59.4 61.6999.9999.9999.9999.9 59.4 62.6 62.1 62.5 58.3 58.5 67.4 3 58.3 51.9 56.5 61.2 63.7 65.7 65.9 63.6 63.3 65.4 62.1 61.2 58.9 60.2 60.5 62.1 62.3 59.6 59.3 60.1 64.2 62.6 62.4 62.6 61.4 65.9 4 70.3 68.7 67.9 66.9 67.7 70.5 62.4 66.7 72.5 71.3 70.2 69.3 68.1 65.9 64.7 63.4 62 61.3 59.5 60.2 59.4999.9999.9 71.9 66.4 72.5 5 64.9 55.6 58.6 56.9 57.2 56.4 54.5 53.5 56.8 58.2 59.4 59.1 58.6 58.4 57.9 57.8 56.5 55.5 55.7 56.7999.9999.9999.9 54.3 57.3 64.9 6 55.3 55.7 56.7 56.8 56.8 57.7 59.4 60.0 58.8 58.7 59.3 59.4 58.1 54.9 57 57.2 57.7 57.4 57.4 56.6 56.9 55.9 55.1 55.5 57.3 60.0 7 55.2 55.1 55.4 55.4 54.6 54.7 53.9 54.9 54.9 54.6 54.6 54.9 54.9 54.3 54.2 53.7 52.8 52.9 53.5 52.8 52.8 52.2 51.6 51.6 54.0 55.4 8 53.3 53.4 53.7 53.2 52.9 53.6 54.3 56.4 55.5 54.6 55 55.3 56.5 55.6 56.7 58.2 58.2 57.7 57.2 58.2 59.7 61.4999.9 62.2 56.2 62.2 9 62.1 63.0 63.2 63.1 60.0 60.2 61.0 62.1 63.2 62.3 62.9 65.1 63.6 62.2 62.9 62999.9999.9 58.5 56.7 56.8999.9999.9999.9 61.6 65.1 10 999.9 52.9 53.2 54.1 54.3 53.9 53.2 53.5 51.5 52.7 54.3 57.2 57.7 57.5 56.7 57 54.4 52.7 53.8999.9 54999.9999.9 55.3 54.5 57.7 11 57.0 60.9 62.9 62.2 62.0 60.8 59.9 59.8 59.8 59.7 58.3 57.3 57.3 57.3 57.6 57.5 58.2 55.7 56 55.2 53.1 50.5 50 52.5 57.6 62.9 12 53.5 54.9 54.4 56.6 58.3 56.9 55.5 58.1 64.4 63.4 63.4 64.4 64.9 64.7 63.6 62.2 60.5 59.8 60.2 59.9 60 59.8 60.1 59.5 60.0 64.9 13 58.5 72.4 76.5 71.7 63.6 62.8 62.0 62.4 62.7 63.1 63.5 62.6 61.2 60.1 59.4 58.8 57.7 57.1 57.5 57.2 54.1 63.5 72.7 73.1 63.1 76.5 14 75.4 75.3 72.4 74.2 76.3 72.2 63.9 58.1 57.5 55.4 52.5 51.4 51.4 51.2 51.2 51.8 52.3 52.1 50.6 50.7 51.2 51.5 48.4 48.3 58.1 76.3 15 49.2 49.9 53.4 55.6 58.1 57.8 58.3 57.9 62.2 61.7 61.1 59.1 57.9 57 56.1 53.3 52.2 51.3 50.1 49.8 49.6 50.3 47.7 44.9 54.4 62.2 16 43.0 43.9 44.4 44.5 46.8 47.9 48.5 49.8 50.2 52 52.2 52.2 50.8 50.9 51.5 50.3 46.8 49.7 50 51 57.6 60.3 46 46.8 49.5 60.3 17 60.4 62.5 63.8 58.2 55.5 55.6 53.4 50.4 49.9 52.5 52 54.8 55 54.6 51.5999.9999.9 51.4 52.2 51.6 49.8 49.5 49.4 49 53.8 63.8 18 49.3 50.3 51.0 50.9 51.3 51.2 52.1 55.9 53.8 51 50.9 52.7 54.1 54.9 54.6 53.4 52.6 52.5 52.1 48.5 47.3 45.7 44.7 44.4 51.0 55.9 19 43.4 43.2 43.7 43.2 43.4 44.1 45.3 45.2 44.6 44.5 43.9 44.5 43.5 43.6 44.4 43.6 43.3 44.4 44.8 43 44.6 51.1 52.3 52.8 45.0 52.8 20 54.2 48.3 48.4 51.5 65.1 64.0 69.5 70.2 68 66.3 65.1 63.4 64 60.1 60.1 60 58.7 59.6 61.7 63.2 67.4 72.4 79.2 77.1 63.2 79.2 21 78.2 86.8 89.9 81.6 67.8 66.0 64.5 64.8 66.3 65.6 65.6 64.6 62.7 58.3 58 59.6 61.2 60.6 61.8 65.6 67.2 65.5 68.1 64.1 67.3 89.9 22 64.1 64.3 64.2 65.7 66.1 68.5 66.5 66.6 66.9 65.9 66.5 65.3 63.4 63.9 62.9 62.7 63.3 62.8 62.7 64 65.6 67.2 75.5 81.4 66.1 81.4 23 77.7 75.6 77.3 74.4 73.3 69.5 66.8 63.5 61.8 60.3 60.8 60 59 58.6 59.1 58.7 58.3 59.8 59.3999.9999.9 58.4 58 57.2 64.0 77.7 24 57.7 60.3 62.9 64.6 65.5 63.7 61.1 57.5 57.1 56.2 56.4 53.9 55.2 52.7 54.6 55.9 57 54.8 58.3 59.3 63.7 60 57.8 59.2 58.6 65.5 25 64.8 64.4 67.4 70.7 69.6 66.1 61.9 64.7 67.2 69.7 69.7 69 65.7 65.1 63.6 63.8 63.5 62.8 61.2 60.3 60.8 64.2 72.5 68.2 65.7 72.5 26 73.0 68.6 69.3 66.9 66.3 64.4 64.5 63.8 64.3 66.8 66.9 67.2 67.5 65.8 64.1 62 60.2 60.8 64.4 67.6 67.5 69.5 68 68 66.1 73.0 27 67.6 68.0 66.7 65.6 71.2 72.9 70.3 72.2 72.9 74 71.7 70.1 68.4 66.6 64.5 65.9 65.5 65 61.7 69.3 72.5 68.5 63.6 60.4 68.1 74.0 28 62.5 62.5 62.7 63.2 64.5 64.7 65.6 66.0 65.2 64.5 66.2 66 67.7 67.2 66.9 67.2 66.4 63.4 66.2 69.3 69.3 67.2 68.1 67.6 65.8 69.3 29 67.0 68.4 67.2 67.5 66.8 65.9 63.7 63.9 63.5 64.2 65.3 61.1 63.6 62.4 62.5 61.6 62.6 62.8 62.5 65.5 62.3 60.2 60.6 59.5 63.8 68.4 30 60.4 63.3 64.3 64.7 64.2 63.3 62.3 61.0 60.6 60.4 60.7 60.8 61 60.7 59.7 60.1999.9999.9 60.5 62.5 64 63.1 60.9 61.9 61.8 64.7 31 62.8 62.1 64.1 64.4 68.0 65.9 65.8 64.5 64.7 66.9 65.4 66.7 67.7 66.8 65.6 63.6 62.8 62.2 64.5 65.2 67.3 66.4 65.8 67.9 65.3 68.0 MEAN 59.6 59.7 61.8 61.6 61.9 61.5 60.3 60.3 60.7 61 60.8 60.5 60.1 59.3 58.9 58.7 58.1 57.4 57.4 57.7 58.4 58.9 58.9 58.9 59.9 67.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH SEPTEMBER YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 65.2 66.8 65.8 64.7 64.4 63.9 63.9 64.2 63.5 62.3 61.7 62.1 62.5 62.4 61.8 59.8 58.7 58.3 57.6 58.3 58.1 58.6 59.4 59.5 61.8 66.8 2 59.5 60.0 60.8 60.0 59.4 59.7 61.2 60.3 59.5 59.8 59.2 58.1 57.6 56.6 57.8 60.5 58.6 58.3 57.9 58.5 59.5 60.8 59.6 60.8 59.3 61.2 3 63.4 63.3 63.5 63.8 64.1 63.4 63.5 63.9 63.3 61.4 62.9 64.4 62.1 52.2 41.8 39.1 41.4 43.3 46.7 49.4 51.8 52.6 53.4 55 56.2 64.4 4 55.6 53.9 56.0 56.5 55.4 54.2 52.5 56.4 55.3 52.9 51.5 45.8 44.7 44.9 46.6 48.8 47.8 46.2 45.5 48.7 51.9 53.6 56.9 58.8 51.7 58.8 5 60.0 59.0 62.8 62.2 59.7 50.3 49.5 50.0 50.1 50.9 52.1 52.6 52.6 52.2 51.6 51.7 51.8 52.1 55 56.3 56.4 56.4 57.4 57.5 54.6 62.8 6 58.4 60.2 62.2 63.6 64.6 63.8 61.5 61.2 58 56.9 57.5 56.4 55.5 55.5 55.2 54.3 53.5999.9999.9 51.8 50 48.8 50.1 48.5 56.7 64.6 7 51.1 53.3 53.6 53.4 52.5 53.1 51.2 52.1 51.3 49.3 48.3 45.7 52.9 46.5 47 49.9 47.3 46.2 52.5 54.8 59.7 57.3 57.1 55.7 51.7 59.7 8 58.7 58.8 54.2 60.5 59.4 57.9 57.8 59.4 53.6 57.2 60.2 59.4 57.6 54.3 51.5 51.3 49.3 51 52.1 49.1 52.9 54.4 58.6 57.7 55.7 60.5 9 53.5 54.2 57.4 58.2 60.9 61.3 57.7 55.6 54.2 54.5 54.3 53.7 54.3 53.3 53.3 54.1 52.7 53.4 58.7 61.1 64.6 67.9 68.4 69.1 57.8 69.1 10 65.3 59.8 61.4 60.1 59.5 57.1 57.3 56.7 55.7 55.8 56.7 57.7 58.1 59.8 59 56.9 55.8 56.3 57 57.8 63.8 66.2 66.9 64.6 59.4 66.9 11 61.8 62.8 67.0 65.6 60.4 54.1 53.0 47.6 47.6 50.6 50.9 51.8 52.6 50.9 51 50.7 50.8 51.3 52.1 52.4 52.9 52.7 52.9 54.3 54.1 67.0 12 53.7 53.6 54.9 54.7 53.4 54.3 54.3 54.2 53.5 53.2 54.2 54.1 53.8 53.8 53.4 53.2 52.8999.9 51.7 51.6 51.3 50.7 49.5 50.2 53.0 54.9 13 50.7 51.1 50.3 51.4 51.6 51.4 46.3 46.3 50.7 51.3 51.2 49.5 51.2 51 50.7 51.3999.9999.9 51.8 51.8 52.7 52.7 52.6 52.6 50.9 52.7 14 52.9 52.6 51.5 57.0 50.9 52.7 53.4 54.3 55.4 55.7 56.2 56.8 56 56.5 55.2 52.3 45.7 44.1 43.5 47.6 43.9 41.2 42.5 46.6 51.0 57.0 15 45.2 45.0 40.5 31.8 33.8 39.4 44.1 44.7 45.2 45 47.6 50.7 49.9 52 53.1 49.4 51.7 49.3 48.8 45.5 49.6 50.3 49.6 51.7 46.4 53.1 16 53.9 53.5 52.1 52.2 53.2 53.3 54.8 54.5 53.9 54.5 54.9 55.9 55.3 54.1 55.5 55.3 53.8 54.2 53.8 54.4 54.4 53.3 52.3 53.9 54.0 55.9 17 52.9 53.0 56.4 54.7 54.3 54.3 54.8 54.4 53.8 52.6 53.3 54.4 54.9 53.7 53.6 53.9 54.5 57.3 54.2 52.2 53.7 51.3 53 54.1 54.0 57.3 18 53.4 55.9 55.3 56.5 56.4 56.0 55.0 53.9 54.9 55.7 56.2 55.3 56.3 58.2 61999.9 55.7 49.3 47 46.2 44.6 43.6 44.1 44.6 52.8 61.0 19 45.3 45.8 46.2 46.0 47.0 45.8 45.8 47.9 48.5 45.8 44.3 46.1 47.5 49.5 49.5 48.1 48.7 48.3 47.6 47.1 46.3 46.8 47.7 48.6 47.1 49.5 20 49.1 50.2 49.7 50.5 51.0 51.6 51.2 50.6 51.3 49.9 49.6 48.3 48.1 48.5 48.5 48.5 48.7 50999.9999.9 50.9 51.9 55.4 55.1 50.4 55.4 21 52.7 47.2 47.2 40.0 38.7 43.0 41.2 39.9 42.4 48.2 49.6 49.1 49.7 48.4 49.3 49.7 49.4 49.3 49.1 45 44.7 48.1 47.7 46.7 46.5 52.7 22 48.1 50.0 48.9 48.8 50.1 50.6 51.7 51.7 53.9 56.3 55.8 55.9 55.1 56.4 59.2 59.1 57.2 53.7 51.8 50.1 49.3 48.9 49.5 51.4 52.6 59.2 23 52.8 54.0 55.0 55.0 56.6 53.6 54.6 53.9 52.4 51.9 52.8 52.2 50.8 50 50.1 50.3 48.9 48.5 48.1 49 50.2 49.8 48.8 48.2 51.6 56.6 24 58.7 55.0 44.8 43.5 45.3 46.1 47.0 47.2 47.4 47.3 48 48.8 48.6 46.2 45.3 44.6 45.4999.9 45.6 45.7 49.4 57.5 57.2 56.9 48.8 58.7 25 54.2 53.4 50.6 46.3 40.4 39.4 39.6 41.2 43.9 44.1 42.3 44.3 44.3 44.1 43.5 44.8 45.5 45.7 44.7 44.1 45 45.3 46 48.6 45.1 54.2 26 45.9 50.6 54.8 55.7 56.9 57.8 57.9 58.9 58.2 54.4 53.9 54.3 54.1 53.3 53.6 55.3 55.3999.9999.9999.9999.9999.9 51.9 52.1 54.5 58.9 27 52.5 52.3 52.9 51.0 50.8 49.6 53.2 53.3 51.2 49.2 48.7 47.4 48 46.1 47.6999.9999.9 50.6 49.6 48 48.8999.9999.9999.9 50.1 53.3 28 999.9 49.3 49.7 50.4 52.8 52.4 50.8 51.7 51.2 50.1 49.4 50 50.8 53.2 53.3 55.7 55.9 55.3 54.4999.9999.9999.9999.9999.9 52.0 55.9 29 999.9 52.8 53.2 53.6 52.9 51.3 51.4 50.7 50.1 50.7 47.8 44.4 42.8 39.3 37.3 35.5 35.7 39.3 42.2 46 50.2999.9999.9999.9 46.4 53.6 30 49.3 52.2 54.1 54.5 54.0 51.0 48.6 48.5 48.8 49.8 51 50.9 50.7 50.2 50.3 50.4 50.5 50.5 51.2 50.2999.9999.9 51.4 52.6 50.9 54.5 MEAN 54.4 54.3 54.4 54.1 53.7 53.1 52.8 52.9 52.6 52.6 52.7 52.5 52.6 51.8 51.6 51.2 50.8 50.5 50.7 50.8 52.1 52.8 53.3 53.9 52.6 58.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH OCTOBER YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 53.2 53.9 53.8 55.0 53.9 55.3 55.0 54.9 55.2 54.2 53.9 52.8 52.6 52.7 52.2 53.3 53.6 53.7 53.7 55.2 58.7 61.2 62.3 55.7 54.8 62.3 2 56.2 54.5 54.0 53.8 53.7 53.2 52.1 51.6 51.3 51.8 52.3 52.8 53.3 53.5 54.7 54 52.8 52.9 54.6 57.2 57.4 58 57.8 57.1 54.2 58.0 3 59.9 59.5 58.4 56.7 54.5 57.0 58.3 55.3 54.7 55.2 55.6 56.9 56.5 56.4 54.8 57.4 58.4 58.9 60.8 61.9 61 63 66.1 65.8 58.5 66.1 4 63.3 64.0 64.5 61.0 59.8 58.4 58.1 58.5 55.5 51.2 52.3 53.8 53 52.2 52 51.7999.9999.9 50.8 52.3 54.3 58.8 56.2 49.3 56.0 64.5 5 48.9 50.2 50.4 50.6 48.3 49.6 47.2 47.9 46.7 44.6 45.5 44.9 41.7 40.3 44.3 44.4 44 42.5 42.6 44 46.8 45.5 44.9 44.2 45.8 50.6 6 43.5 43.4 40.9 38.3 42.8 43.5 44.3 44.5 44.1 43.2 42.8 42.1 40.8 40.7 44.6 48.4 46.8 46.9 46.7 46 46.2 49.1 53.3 60 45.1 60.0 7 61.0 56.4 52.6 51.9 50.1 49.7 49.3 49.6 50.1 50 49.8 49.5 49.5 48.8 48.9 49.4 49.9 49.5 49 48.8 49.5 49.3 51.6 52.6 50.7 61.0 8 53.9 53.5 52.2 52.5 50.7999.9 49.7 47.9 48.2 44.4 42 42.1 43.1 42.5 47.4 46.6 44.6 41.7 40.7 41.7 41.9 41.4 40.3 39.3 45.6 53.9 9 40.2 40.5 40.3 40.5 42.9 38.6 39.0 40.5 40.9 40.5 40.5 42.3 42.2 41.6 40.5 40.3 40.5 38.3 42.1 43.8 46.6 46.3 48.4 46.5 41.8 48.4 10 44.8 44.6 43.2 42.0 42.6 44.0 44.8 45.7 46.1 46.8 46 47.7 48.4 48.2 46.7 46.7 47.2 48.8 49.5 50 50.4 49.7 49.8 50 46.8 50.4 11 51.1 52.9 54.3 54.5 54.6 55.9 55.6 53.1 52.6 51.2 51.2 49.4 46.3 44.4 43.5 43.8 43.9999.9999.9 42.1 42.1 42.2 42.5 43.1 48.7 55.9 12 42.6 43.7 44.3 43.4 45.0 44.2 44.2 48.8 52.4 53.7 53.1 52.2 52.2 52.2 51.4 51.5 51.9 51.2 52.1 52.3 52.7 53.4 53.6 53 49.8 53.7 13 52.6 52.6 52.2 52.7 52.8 53.1 54.2 54.1 53.1 52.6 52.2 51.6 51.3 51.9 53.7 52.3 51.4 49.1 44.9 43.7 44.3 44 41 45.6 50.3 54.2 14 46.1 41.6 40.0 42.0 41.8 39.8 40.9 41.8 42.2 42.5 41.8 42.4 41.9 41.3 38.3 38.3 38 37.6 37.6 36.8 38.8 40.2 42.1 43.3 40.7 46.1 15 42.9 42.1 41.6 41.6 41.4 40.5 39.7 38.7 40.4 41 40.5 39.8 39.2 38.6 38.4 40.1 39.1 39.3 39.9 40.3 39.9 38.3 37.9 38.3 40.0 42.9 16 38.0 39.0 40.1 40.4 40.5 40.1 39.9 40.3 40.1 39.6 38.9 38.7 38.7 38.4 38.3 38.9 41.4 41.6 43.6 45.9 45.4 45.9 46.8 45.5 41.1 46.8 17 45.3 47.1 46.6 45.5 45.2 45.5 44.4 44.2 43.6 45.3 44.8 44.3 42.7 41.5 44.6 38.1 33.5 31.7 32.5 34.3 35.6 37.8 39.2 41 41.4 47.1 18 43.4 45.3 47.7 50.0 49.9 49.1 48.5 47.4 46.1 45.2 44.2 44 44.4 44.3 45.4 45.7 46.4999.9999.9 51.8 48.3 48.6 48.8 49.3 47.0 51.8 19 50.1 50.1 50.3 50.1 48.7 49.4 51.9 53.6 55.4 57.6 56.2 58.4 58.7 58.2 57.1 56.4 55.9 53.5 51.1 50.8 51.9 54.8 59.3 60.5 54.2 60.5 20 58.0 56.2 57.2 57.8 58.2 56.2 55.3 55.6 53.6 51.8 50.7 51.1 50.8 48.9 50.8 49.3 49.5 49.8 49.4 49.5 50.4 50.3 51 51.5 52.6 58.2 21 51.6 50.9 49.9 50.6 50.8 50.3 51.4 51.8 51.6 51.2 50.2 50.9 51.3 51.1 51 51.2 51.8 52 53.1 53.7 52.5 52.1 52 51.3 51.4 53.7 22 50.8 50.4 49.5 49.0 48.1 48.8 49.7 48.1 47.3 47.6 46.5 45.4 46.3 44.6 43.8 43.6 44.8 46.3 47.8 49.9 52 54.1 54.4 54.5 48.5 54.5 23 54.3 52.9 53.2 51.1 50.5 49.5 50.2 52.5 52.2 50.8 49.6 49.5 50.9 49.9999.9 46.4999.9 47 47.7 47.8 48.7 50.2 49.8 49.7 50.2 54.3 24 49.8 51.1 50.2 51.3 52.5 56.4 57.6 56.0 56.5 58.4 59 59.5 59.8 60.6 59.9 59.4 55.7 56.9 55.4 51.6 47.6 50 52.9 53.9 55.1 60.6 25 54.1 53.7 54.3 55.1 52.6 52.3 51.1 49.5 47.6 47.3 46.9 46.9 47.4 47.2 47.6 48.2 48.5999.9999.9 45.9 40.1 38.7 40.5 39.7 48.0 55.1 26 36.3 34.7 33.5 32.1999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 39.4 38.9 41.2 40.6 41.1 41.3 42.2 44.1 38.8 44.1 27 49.7 52.5 49.4 52.0 53.3 52.9 57.8 61.1 60.2 59.7 61.7 61.7 59.5 61.3 63 62.5 57.5 55.7 54.5 54.2 53.2 53.8 53.1 52.1 56.3 63.0 28 52.8 53.7 55.2 54.9 53.2 52.7 55.5 52.6 51 50.5 52.2 53.2 54.3 58.4 62.8 60.9 60.4 58.6 60 59.9 61.3 61.5 61.5 61.4 56.6 62.8 29 61.6 61.8 62.6 62.3 61.3 61.5 61.2 61.0 60.1 59.1 59.8 61.1 63 63.8 64.6 65.6 66.3 63.8 60.5 58.9 56.6 57.3 60.2 54.8 61.2 66.3 30 53.7 53.8 52.6 52.0 51.9 51.7 50.6 48.9 49 49.2 50 50.3 50.3 50 48.9 47.1 47.5 48.7 50 52.3 51.5 50.5 50.4 50.4 50.5 53.8 31 50.4 50.5 49.5 49.5 50.0 50.8 51.0 50.9 51.6 53.3 55.2 50.6 48.3 50.4 46.1 44 44.7 43.1 41.3 42.6 44.2 44.3 44.9 44.8 48.0 55.2 MEAN 50.3 50.2 49.8 49.7 50.0 50.0 50.3 50.2 50 49.7 49.5 49.5 49.3 49.1 49.5 49.2 48.5 48.1 48.3 48.6 48.7 49.4 50.2 50 49.2 55.4 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH NOVEMBER YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 44.4 45.5 46.5 45.5 45.5 45.4 45.6 46.3 46 45.8 45.9 46 45.1 44.4 43.4 43.3 43.5 43.8999.9999.9999.9 45.1 45.4 40.5 44.9 46.5 2 28.5 32.2999.9 36.7 36.1 36.6 37.9 39.0999.9 40 41.5999.9999.9 43.7 41.3 38.9 37.8999.9 40.9 42.7 43.5 44.7 47.3 49 39.9 49.0 3 49.1 49.5 50.8 54.4 55.2 56.6 56.5 53.5 53.1 57.2 53 51.6 48.6 47.2 43.1 41.5 42.7 41.8 42.5 42.3 41.5 42.1 43.6 44.3 48.4 57.2 4 44.4 44.4 45.4 45.8 46.4 48.2 48.5 50.1 52.4 56.1 57.7 51.8 43.2 42.2 39.7 40.2 39.7 39.2 37.9 38.5 38.7 39.8 38.4 38.2 44.4 57.7 5 38.2 38.6 39.6 40.3 39.6 39.9 40.5 40.9 41.2 41.4 41.1 40.8 40.4 40.3 39.9 39.2 39.3 40.1 42 45.3 48.5 46.2 43 42.6 41.2 48.5 6 44.0 42.1 42.6 44.9 47.9 48.5 48.9 48.3 49 46.7 44.8 44.3 44 43.7 43.7 45.4 46.5 46.8 47.1 48.1 48.5 48.6 48.6 48.5 46.3 49.0 7 48.4 49.5 48.6 48.5 45.7 44.4 46.1 46.6 47.1 48.3 48.8 48.8 48.4 48.1 47.7 48 47.5 47.7 48.3 48.8 45.2 42.5 40.6 40.2 46.8 49.5 8 39.9 48.8 41.9 46.8 44.1 42.2 46.9 45.7 46.1 47.1 49.7 50.2 49.3 49.4 49.2 48.9 48.3 47.5999.9999.9999.9 48.7 48.2 47.6 47.0 50.2 9 48.6 49.0 48.9 48.8 47.6 47.1 48.2 48.8 48.9 51.4 49.9 49.2 47.7 47.9 47.4 47.6 48.6 48.1 48 48.3 48.5 48.6 49 48.4 48.5 51.4 10 48.6 48.4 48.8 49.1 49.0 49.1 49.6 49.9 50.3 50.3 50.2 50.1 50.1 50.5 50.7 50.4 50 49.8 50 50.3 50.6 50.9 50.7 50.9 49.9 50.9 11 50.7 51.0 50.7 50.6 50.1 49.8 51.0 51.6 52.1 52.2 52.3 52.6 52.8 53.1 53 52.4 51.9 51.2 51.2 51.6 51.5 52.2 52.2 52.9 51.7 53.1 12 53.1 53.5 52.5 51.2 51.3 52.3 52.0 51.7 51.1 51.2 51.3 51.5 51.2 48.9 48.3999.9999.9999.9 46.9 48.7 49.8 49.2 48.1 48.7 50.6 53.5 13 49.6 49.1 48.1999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 48.9 49.6 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 50 49.4 49.3 49.6 50.0 15 48.9 48.9 48.6 48.9 47.9 46.9 46.4 46.2 46.3 46.2 48.1 48.5 47.6 46.5 46.3 46.2 46.7 48.1 48.7999.9999.9 47.7 48.1 47.9 47.5 48.9 16 48.1 48.3 48.0 48.2 47.9 47.4 47.1 46.4 46.8 46.5 47.5 47.5 47.6 47.2 47.1 46.2 46.5 47.3 48.1 48.9 49.5 49.7 50.2 50.1 47.8 50.2 17 50.1 49.5 49.5 49.1 48.9 48.3 48.5 49.0 49 49.8 49.7 49.2 48.9 48.2 47.6 46.9 46.5 46.2 46.5 46 46.3 46.3 46.7 47 48.1 50.1 18 46.8 46.6 46.2 46.1 46.6 46.6 47.1 46.3 46.4 46.2 46.4 46.3 46 45 44.6 45 46.6 47 47.1 48.6 48.5 48.4 48.6 48.9 46.7 48.9 19 48.8 48.9 48.7 48.7 48.6 48.4 48.3 48.2 47.9 47 47.1 47.6 46.9 46.4 46.8 48.1 48.8 49.6 50 50.2 50 49.9 49.9 50.3 48.5 50.3 20 50.5 51.0 50.6 50.2 49.8 49.6 49.8 49.4 49.3 48.7 48.4 48.1 48.1 48.3 48 47.7 47.9 48 48 48.2 48.4 48.7 48.5 48.5 48.9 51.0 21 48.6 48.7 48.8 48.9 48.8 48.5 48.2 47.5 47.1 47.3 47.1 47 46.9 46.5 46.3 45.9 46.7 47 47.1 46.3 47.1 47.4 47.3 47 47.4 48.9 22 46.6 46.4 46.4 46.2 46.3 46.6 46.5 45.6 44.3 44.1 44.5 45.2 48.2 47.5 48.2 48.4 49.7 50.5 50.4999.9999.9 51.6 49 49 47.3 51.6 23 49.2 48.7 48.6 48.9 49.0 48.9 49.7 49.7 49.1 50.7 53.6 53.7 53.7 53.3 53.1 53.2 54.6 54.6 53.5 52.6 52 51.8 52.3 53.1 51.6 54.6 24 51.9 52.1 52.8 53.1 52.9 53.5 53.2 53.1 53.1 53.1 52.7 51.9 51.1 50.7 49.5 49.5 49.8 49.3 49.1 49.5 50.2 51.1 51.5 52.1 51.5 53.5 25 52.3 52.0 52.0 51.2 49.5 49.6 48.2 48.4 48.7 48 47.5 46.2 45.9 47.4 48.4 48.4 49.3 51 49.7 49.3 50 49.5 49.6 50.4 49.3 52.3 26 50.1 50.3 49.1 49.1 49.0 47.3 49.6 49.1 47.1 47.1 48.1 47.4 47 45.8 45.7 45.7 48.5 52.6 53.7 50.4 49.8 49.9 49.6 49.8 48.8 53.7 27 49.9 50.1 49.9 50.4 50.1 50.3 50.3 50.3 49.6 47.3 46.5 47.8 48.4 56.8 59.7 55.2 53.4 53.1 52.2 49.7 47.2 46 46.5 49.6 50.4 59.7 28 53.8 55.9 57.0 59.3 59.7 59.0 56.9 54.8 54.9 57.3 56.1 54.9 51.8 49.3 50 50.4 50.1 49.9 49.8 50.2 50.3 50.1 50.5 50.1 53.4 59.7 29 44.2 42.4 42.3 42.1 41.1 39.3 43.5 49.6 49.2 49.3 49.7 50.7 50.6 50.8 50.3 51.3 51.3 51.9 51.5 50.2 50.6999.9999.9 50.3 47.8 51.9 30 50.0 49.0 48.1 47.2 46.2 45.1 44.9 46.3 46.4 47.4 47.6 48.9 49.8 50.4 52.2 51.6 51.9 51.6 50.5 51 51.7 52.3 52.6 51.9 49.4 52.6 MEAN 47.5 47.9 48.2 48.2 47.9 47.7 48.2 48.3 48.6 48.7 48.8 48.8 48.1 47.8 47.5 47.2 47.6 48.2 48.1 48.1 48.2 48.2 48 48.2 48.1 51.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH DECEMBER YEAR 2011 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.6 47.6 40.2 36.6 38.5 35.1 39.9 40.9 38.6 39.5 35.4 35.7 36.1 36.2 34.4 31 27.1 27.8 25.1 26.3 27 28.9 30.3 30.3 35.0 51.6 2 30.7 42.4 48.3 49.1 48.9 49.1 48.3 48.2 48.6 48.6 48.6 48.5 48.2 47.9 47.7 47.2 46.9 47.4 47.4 47.5 47.4 47.3 47.8 47.9 47.1 49.1 3 47.6 44.8 44.1 45.1 45.0 45.1 42.4 43.9 42.9 45.7 44.1 42.9 41.1 40.7 41.4 40.5 40.9 40.6 40.8 41.7 42.5 42.9 43.4 43.7 43.1 47.6 4 45.6 44.7 42.6 42.1 41.5 41.5 40.5 44.5 45.1 45.4 44.7 43.8 43.1 42.8 43.5 43.5 42.8 42.5 42.3 42.6 43 43.4 42.6 41.4 43.1 45.6 5 38.6 38.1 37.4 36.7 34.8 41.7 42.9 41.6 43.1 44.6 44.5 41.3 41.4 41.1 40.6 40 39.8 40.4 41.4 41.6 41.6 42.1 42.3 41 40.8 44.6 6 41.7 42.7 42.5 43.0 43.1 43.7 46.8 48.3 50.1 49.1 46.9 47.9 48.6 48.6 48.8 49.3 48.8 47.7 47.5 48.2 49.1999.9999.9 49.6 46.9 50.1 7 50.1 50.2 50.3 51.3 50.9 50.8 51.4 52.3 52.8 52.1 52.4 52.7 52.9 53 52.4 50.7 49.4 48.7 49 48.9 48.4 48.6 48.8 49 50.7 53.0 8 49.0 49.1 49.2 48.9 49.1 48.6 48.9 49.4 49.7 49.3 48.7 47.6 47.5 47.7 47.7 47.4 46.9 46.6 46.3 46.6 47.7 48.2 48.3 48.3 48.2 49.7 9 49.3 49.5 49.4 49.7 50.6 50.2 50.4 50.6 49.2 48.9 48.9 49.1 49.2 49 48.5 48.5 48.4 48.3 48.3 48.3 48.5 48.6 48.6 48.7 49.1 50.6 10 49.0 48.7 47.9 47.3 48.2 48.6 48.9 49.4 49.3 49.3 49.4 49.3 49.2 48.9 49.6 50.7 50.7 50.7999.9 50.4 50.5 51.2 50.8 50.2 49.5 51.2 11 50.2 50.2 50.9 51.5 51.3 50.7 50.2 49.7 49.5 49.1 48.1 48.3 48.4 48.7 49 49.2 49.4 48.9 48.7 48.5 48.5 48.5 48.4 48.2 49.3 51.5 12 47.9 47.6 47.8 47.7 47.6 47.7 47.5 48.3 51.2 52.7 52.8 51.6 51.6 52.3 51.9 50.4 49.7 49.9 50.9 50.2 49.4 49 47.9 46.5 49.6 52.8 13 44.5 46.1 48.2 46.8 48.1 50.0 48.4 48.0 47.9 48.2 47.9 47.3 47.1 46.8 46.4 46.6 46.3 45.8 46999.9 32.1 21.5 24.6 25.3 43.5 50.0 14 19.6 19.0 18.9 18.6 18.7 18.1 17.8 17.4 17.7 17.7 18 18.6 18.5 18.6 22 26.3 32.6 36.3 39.9 38.9 37.8 36 35.4 30.5 24.7 39.9 15 30.0 31.4 32.3 31.5 31.1 29.0 27.6 28.1 28 27.3 28.1 27.2 26.1 25.2 24 23.5 22.4 21 21 21.3 21.9 22.3 23.6 23.4 26.1 32.3 16 22.3 23.7 24.3 24.4 24.9 25.5 25.0 24.8 25.6 26 26.4 26.7 25.9 23.6 23.3 24.2 23.5 24 30.3 40.6 40.8 39 37.1 34.1 27.7 40.8 17 33.4 35.2 35.7 34.1 31.3 27.9 29.0 28.0 28.1 27.4 27 27 27.2 26.2 25.6 26.3 26.3 25.6 26.9 28.5 29.3 30 28.5 26.7 28.8 35.7 18 27.4 28.3 28.3 28.7 28.9 28.8 28.9 31.0 32.8 32.7 33.4 33.9 34.9 34.1 31.5 31.5 33.2 35.1 35.4 33.8 32.5 31.5 30.6 27.1 31.4 35.4 19 25.3 23.5 23.1 21.4 19.3 18.0 17.3 16.7 16.9 18.1 18.8 18.2 17 16.7 16.9 17 17 17.3 17.4 17.5 17.1 16.3 15.9 15.9 18.3 25.3 20 16.0 16.4 16.7 16.9 17.2 17.2 16.9 16.9 16.7 16.5 17.4 18.3 20.1 23.2 25 26.7 29.1999.9999.9 50.1 48.9 49.5 48.3 47.1 26.0 50.1 21 47.3 47.5 47.7 48.1 48.6 49.0 48.6 48.7 47.4 44.9 42.4 43.6 43.6 43.6 43.7 43.8 44.2 43.9 44.7 44.2 45.2 45.4 45.2 40.8 45.5 49.0 22 31.0 27.9 30.7 32.5 45.9 44.6 41.8 37.8 36.6 36.3 38.7 42 40.5 36.4 34.1 34.1 33.4 32.7 35 36.1 38.4 42.3 44.6 45.6 37.4 45.9 23 46.1 46.0 44.8 44.3 44.4 44.6 44.3 45.4 47.2 47.4 47.7 47.4 46.9 47.1 47.4 47.2 47.6 47.9 47.8 47.1 46.8 46.1 45.6 44 46.3 47.9 24 44.7 45.3 45.2 46.3 46.9 47.3 48.0 47.9 48.2 48.1 48.1 47.9 47.8 47.9 47.6 47.4 47.1 47 46.7 46.6 46.9 47.4 47.4 47.6 47.1 48.2 25 47.5 47.3 47.2 46.8 46.5 46.4 46.4 46.5 45.4 42.8 42.6 42.8 43.2 43.7 42.6 41.9 42.3 44.1 45.9 46.7 47.3 47.5 46.5 45.8 45.2 47.5 26 46.0 45.2 42.2 42.6 40.1 39.1 38.6 37.0 37.4 38.7 39 39.6 41.8 42 42.5 44.9 47.2 46.5 46.7 47.7 48.5 49.1 49.3 48.9 43.4 49.3 27 48.3 48.8 48.8 48.3 48.0 48.1 48.7 48.3 48.5 49.1 49.3 49.3 48.8 50.4 51.1 50.4 49.5 48.8 49.6 50.1999.9999.9 48.9 49.7 49.1 51.1 28 48.2 48.9 48.1 48.1 48.3 47.8 46.6 46.7 46.4 46.4 46.6 47.5 48.5 48.3 47.9 47.5 47 46.4 45.5 45 45999.9 44.6 44.2 46.9 48.9 29 42.0 40.4 40.6 41.3 42.1 41.0 39.5 39.2 40.1 40.1 39.9 38.6999.9 39.3 39.4 38.8 38.5 38.6 38.3 39.1 40.7 42.2 43.3 43.5 40.3 43.5 30 43.3 43.1 42.5 41.8 42.8 42.0 42.3 42.9 43.3 44.2 44.1 43.2 42.3 41.7 41.8 41.5 41.5 41.5 41.1 40.6 40.8 40.7 40.3 40.3 42.1 44.2 31 40.8 41.5 42.0 43.2 43.6 43.2 42.2 42.2 42.2 41.7 42.1 42.1 42.2 39.7 44.6 46.9 46.8 44.3 42.2 41.7 41.4 41.6 42.3 42.5 42.6 46.9 MEAN 40.5 40.7 40.6 40.5 40.8 40.7 40.5 40.7 40.9 40.9 40.7 40.6 40.7 40.4 40.4 40.5 40.5 40.9 41 41.9 41.5 41 41.4 40.9 38.8 46.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JANUARY YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 44.3 46.0 45.2 45.2 46.3 49.2 49.9 51.1 52.6 53 53.7 55.1 54.9 54.3 53.7 50.3 47.5 46.5 46.1 46.6 46.8 46.4 46.6 46.4 49.1 55.1 2 45.9 45.5 44.9 45.2 43.7 41.9 41.3 41.0 42.4 47.6 50.1 50.9 51.3 51.8 48.6 47.1 47.7 49.9 45.5 43.9 44.6 42.2 42.3 41.9 45.7 51.8 3 41.8 41.9 41.6 41.8 42.4 42.6 42.6 44.4 46.2 46.3 44.6 42.9 41.8 41.5 41.6 42.6 43.7 44.4999.9999.9 44.5 44.8 44.6 46.3 43.4 46.3 4 47.0 46.6 45.9 45.8 45.4 46.8 48.7 48.9 49.6 50.3 50.7 50.6 51.8 53 51.4 48.3 48.5 48.7 48.3 47.5 47.7 48.1 48.7 49.3 48.7 53.0 5 49.0 46.4 44.6 44.0 43.5 42.1 40.4 40.4 38.8 38.2 38.5 38.3 39.3 40.3 39.5 41.2 39.8 37.8 39.8 42.3 45.4 46.1 46.8 47.3 42.1 49.0 6 47.8 47.6 46.8 47.3 45.3 43.4 43.5 45.0 44.8 44.8 44.5 45.3 45 43.9 43.5 43.7 43.7 44.4 44.9 45.5 46.2 46.8 47.2 47.8 45.4 47.8 7 47.8 47.6 46.8 47.6 48.0 48.4 49.0 47.6 47 46.6 46.3 46.2 45.8 45.8 45.3 44.8 44.1 44 43.5 43 43.8 41.8 43.1 42.9 45.7 49.0 8 42.6 36.4 33.3 34.6 34.3 34.8 41.3 45.4 41.4 45.7 47.1 46.9 46.4 46.8 46.9 46.9 46.7 46.7 46.2 46.8 47.3 49.7 52.8 52.9 44.2 52.9 9 54.7 53.1 52.0 51.7 52.3 52.7 53.6 45.6 41.7 39 38.3 40.8 42.1 40.1 39.1 38.5 37.1 36.9 36.4 36.4 36.8 37.5 38.6 38.8 43.1 54.7 10 37.3 37.4 37.9 38.0 38.1 39.3 42.3 43.8 40.6 39.8 39.8 41.4 45.5 46 47 47.8 48.2999.9999.9 46.5 47.3 48.9 48.8 48.2 43.2 48.9 11 47.5 47.4 46.7 46.6 48.6 48.0 47.0 44.9 42.8 40.5 40.3 42.9 45.6 44.6 42.6 40 41.5 38 38.4 38.6 42.9 44.4 45.6 44.6 43.7 48.6 12 45.8 45.6 45.8 45.6 45.9 45.9 45.3 44.9 45 43.7 44.6 45 44.9 45.2 46 46.1 46.7 47.1 46.7 46.7 46.5 46.5 46.7 46.7 45.8 47.1 13 46.9 46.6 46.2 45.9 46.0 45.8 45.9 45.5 45.2 43.8 44.7 45.7 46.3 47 46.5 47 46.8 47.2 47.1 47 47.1 47.5 47.6 47.8 46.4 47.8 14 47.7 47.4 47.2 47.3 47.6 47.5 47.3 47.5 47.6 47.5 47.4 47.5 47.5 47.6 47.6 47.5 47.6 47.7 47.7 47.7 48.2 48.8 48.6 48.8 47.7 48.8 15 48.9 48.8 48.5 47.9 48.1 48.0 47.9 47.8 47.6 47.6 47.4 47.4 47.5 47.6 47.6 47.7 47.3 47.3 47.9 48.8 48.9 48.3 49.4 50.3 48.1 50.3 16 50.3 49.5 49.8 49.1 48.8 48.5 48.6 48.3 47.8 47.7 47.3 45.9 45.7 44.2 43.3 42.1 42.9 44 43.7 42.8999.9999.9 45.1 45.3 46.4 50.3 17 43.9 43.7 43.5 43.5 42.5 41.6 41.3 40.9 40.3 40.5 41.3 43 44.3 44.4 44.1 44.8 45 44.7 45.2 45.8 46.5 47.4 48 48.3 43.9 48.3 18 48.3 48.1 48.5 48.4 48.4 47.6 47.0 46.8 46.2 45.8 45.9 46 46 46.1 46.1 46.2999.9 46.1 46 46.1999.9 46.2 45.8 45.5 46.7 48.5 19 45.2 44.7 44.0 43.4 43.0 42.6 42.2 41.6 41.1 40.4 40 39.7 39.3 39 38.8 38.3 37.5 37.5 37.3 37 36.7 36.4 36.1 35.4 39.9 45.2 20 36.2 37.1 37.9 39.4 40.5999.9 41.2 41.6999.9 42 42.7 42.4 42 41.5 41.1 40.5 39.9 40.3 41.4 44.6 46.4 46.2 45.8 46.4 41.7 46.4 21 46.7 47.4 47.7 47.1 46.2 47.0 48.3 50.7 50.4 49.3 45.3 44.7 46.8 46.6 47.6 49.1 47.9 47 47 46 42.8 42 42.2 41.7 46.6 50.7 22 41.5 43.9 45.4 47.1 51.7 52.7 50.7 49.6 47.7 44.4 39.8 36.9 37.2 38.1 38.7 39.2 39.2 39.4 40.9 42.3 44.9 46.8 46.5 46.9 43.8 52.7 23 46.3 45.5 45.3 44.9 45.9 46.1 46.4 48.2 49.1 48.4 48.9 48.9 48.7 49.2 49.3 49.5 49.7 49.7 49.4 49.2 49 49.3 49.6 49.9 48.2 49.9 24 50.0 49.9 49.5 49.1 48.6 48.7 49.4 49.4 48.9 48.4 48.3 46.1 45.7 45.4 43.9 42.4 42.2999.9999.9999.9 42.5 41.4 40.2 41.9 46.3 50.0 25 44.9 45.4 45.3 45.6 48.4 50.2 50.0 54.1 53.5 54.7 53.1 51.9 53.7 51.6 51.3 50.1 48 46.7 46 48.8 49.2 48.7 47.2 46.5 49.4 54.7 26 46.7 48.0 46.1 48.2 47.6 47.0 46.0 44.9 44.9 45 44.7 44.5 44.2 44.9 44.5 45.5 46.6 47.2 48.1 49.2 50.1 50.2 50.1 50.7 46.9 50.7 27 49.2 48.0 45.8 45.3 45.6 52.3 51.5 49.4 47.6 45.3 45.3 45.6 45.3 45.2 43.5 43.3 44.3 45 45.4 45.6 45.7 46.5 47.1 46.5 46.4 52.3 28 45.7 45.5 45.1 45.0 45.0 44.8 45.8 47.4 47.5 48.1 48.1 47.7 48.9 49.4 49.7 49.8 49.5 49.3 49.3 49.4 49.4 49.6 49.7 49.7 47.9 49.8 29 49.5 49.7 50.1 50.0 50.2 50.5 50.5 50.2 49.8 48.6 46.6 44.6 43.3 42.1 41.1 40.1 40.3 40.7 40.8 41.2 41.7 40.7 40.7 41.6 45.2 50.5 30 40.5 39.8 37.7 36.7 36.7 36.5 36.6 36.1 36.3 37.1 39 41.3 39.9 39.7 40.1 40.1 39.9 39.6 39.3 39.6 40.4 41.7 43.3 45.2 39.3 45.2 31 47.1 47.7 45.3 46.8 46.5 46.3 45.9 45.3 45 45.1 44.7 44.4 45.2 48.1 48.8 49.3 49.3999.9999.9 48.9 49.7 50.9 51.9 51.9 47.4 51.9 MEAN 46.0 45.7 45.2 45.3 45.5 46.0 46.0 46.1 45.7 45.3 45.1 45.2 45.5 45.5 45.1 44.8 44.6 44.4 44.4 45 45.5 45.7 46 46.2 45.4 49.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH FEBRUARY YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.8 54.7 55.8 53.6 51.7 50.3 49.4 48.7 48 47.4 47 47.1 48.6 48 48 50.3 53 54.4 52.4 51.5 52.1 52.8 52.8999.9 50.9 55.8 2 999.9 50.8 51.4 52.4 52.3 51.7 51.5 51.4 52.9 54.4 54.2 54.2 53.5 52.9 53.2 53.3 51.8 52.4 52.4 52.2 49.8 42.6 43.4 41.3 51.1 54.4 3 42.3 43.0 42.9 42.9 42.5 43.1 43.9 43.5 43 42.5 40.4 39.4 40 39.2 40.2 42.5 45.8 48.1 49.8 50.8 49.5 51 49.9 50.3 44.4 51.0 4 50.1 50.9 50.3 49.7 49.5 50.0 49.1 48.4 48.1 47.7 46.9 46.9 47.1 46.8 47.5 48.2 49.8 47.6 47.1 47.6 49.1 49 48.3 47.9 48.5 50.9 5 47.7 48.7 50.1 51.1 50.5 50.8 50.2 51.3 51.7 52.2 52.2 52.4 52.6 52.2 51.3 51 51 51.4 52.3 53.1 53.6 53.6 53.2 52.8 51.5 53.6 6 53.6 54.3 54.1 54.2 54.2 54.4 54.9 55.3 55.6 54.5 54.8 54.9 54.4 54.1 53.5 53.3 52.9 53 53.3 53.1 53.5 54 53.8 52.8 54.0 55.6 7 51.4 52.0 50.8 50.1 50.2 51.7 49.0 42.3 44.8 47.7 48 48.3 47.5 52.1 53.3 53.6 52.7 49.8 47.8 52999.9999.9 56.4 56.4 50.4 56.4 8 56.5 56.5 56.1 55.9 55.8 56.0 57.5 58.7 57.4 57.9 57.8 58 58.5 58.8 57.9 56.5 54.6 53.8 52.4 53.4 53 53.3 51 48.8 55.7 58.8 9 48.3 49.8 49.6 49.3 49.3 50.0 50.2 49.4 49.6 50.5 49.7 48.6 48.5 48.6 48.3 47.7 47.3 47 47.8 47.6 47.7 48.1 48.7 49.5 48.8 50.5 10 50.1 50.0 50.1 50.0 49.9 50.3 50.4 49.7 48.8 48.1 47.9 48.3 49.7 50.1 49.4 49.9 49.9 50.5 50.3 50.4 50.2 50 49.8 49.4 49.7 50.5 11 49.1 48.8 48.4 47.4 47.2 46.8 46.8 47.1 46.9 47.6 47.9 47.8 47.7 48.8 49.9 51.5 51.9 51.8 51.4 50.5 51.7 51.7 51.8 51.6 49.3 51.9 12 50.7 50.0 49.4 49.5 50.3 51.9 51.9 51.6 51.4 52.5 53.2 53.5 53.1 53.5 53.2 52.9 53.2 53.4 53.5 53.7 53.2 52.5 52.5 51.6 52.2 53.7 13 51.6 51.1 51.3 51.7 52.0 52.4 50.7 50.0 49.5 49.4 48.5 47.4 48.8 50.6 48.8 47.6 42 41.3 45.6 48.2 48.7 47.8 48.5 49.3 48.9 52.4 14 48.2 49.4 49.0 48.5 49.9 50.0 49.1 48.8 48.2 48.4 48.5 49 49.2 48.6 48.7 48.8999.9999.9 49.3 50.4 50.9 50.9 52.3 53.8 49.5 53.8 15 55.0 54.1 53.4 54.7 55.5 54.5 52.6 51.6 51.6 51.4 51.4 52.2 51.7 52.7 52.8 53.4 53.4 55 55.9 55.4 55.8 56.4 56.8 56.3 53.9 56.8 16 55.6 55.5 56.0 56.3 56.6 57.0 56.8 56.2 56 55.6 54.9 54.6 54.3 53.6 52.9 52.6 53 53 52.8 51.9 52.1 52.7 53.2 53.6 54.4 57.0 17 53.7 53.2 53.0 52.8 53.4 53.8 53.6 54.9 54.4 54.5 54.3 53.9 54.7 54.8 54.9 54.8 54.5 54 53.8 53.6 53.8 53.9 53.1 51.3 53.9 54.9 18 51.0 50.5 49.6 49.0 49.2 49.5 50.1 50.4 50.5 50.1 50.9 50.5 50.6 51.3 53 53.9 52.5 52.8 53.5 52.2 53.1 53.3 53.8 54 51.5 54.0 19 53.9 53.6 53.9 53.5 53.1 53.1 54.0 55.2 55.4 54.8 54.3 53.1 53.1 52.7 52.7 52.5 52.7 53.5 54.7 55.2 55.5 55.1 55.3 54.4 54.0 55.5 20 53.9 52.6 53.0 51.3 51.3 50.0 47.6 47.5 46.6 45.2 43.8 42.8 42.4 42.2 42.2 41.5 41.8 42.5 43.8 44.8 45 45.3 45.7 46.1 46.2 53.9 21 46.1 47.3 48.5 49.1 48.2 47.9 47.7 48.0 47.5 46.7 46.3 46.1 45.1 44.7 44.5 44.2 44999.9 43.8 44.1 44.2 44.8 45.5 46.3 46.1 49.1 22 46.4 46.3 46.2 46.3 45.7 45.3 44.2 43.2 40.9 40.3 39.8 39.2 38.5999.9 37 36.3 36.4999.9 36.8 37.2 38.1 38.5 39.2 39.6 41.0 46.4 23 999.9 40.8 41.5 41.9 41.1 40.6 39.9 40.5 40.1 42.5 45.2 47 48.6 50.9 51.2 50.9 50.8 49.1 48.2 48.4 48.5 49 48.9 49.1 45.8 51.2 24 49.2 48.6 48.5 48.7 48.3 47.5 46.7 46.4 45.4 44.8 44.4 45.1 46 46.7 46.8 46.6 46.8 47.6 49.3 50.6 51.6 52.7 53.4 52.4 48.1 53.4 25 51.7 50.6 48.4 48.7 49.6 49.6 49.1 50.0 51.6 52.2 51.7 50.9 49 49 49.5 48.2 48.9 48 47.8 47.7 50.5 53.2 54.8 54.3 50.2 54.8 26 53.1 51.6 49.7 49.2 48.4 46.8 45.2 44.4 43.9 43.9 44.9 45.7 47.1 47.2 46.9 46.1 45.6 45.3 45.6 47.4 48.4 49.2 50.2 50.5 47.3 53.1 27 51.4 52.0 53.0 54.4 55.0 54.3 53.7 54.0 54.3 54.5 54.8 56.2 56.9 56.7 54.6 53.2 53.3 53.1 52.7999.9999.9999.9999.9999.9 54.1 56.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 56.2 57.9 56.6 55 56.4 57.9 29 53.7 53.9 56.0 54.4 53.5 53.0 52.1 53.3 53.2 52.4 51.8 52.6 53.1 54.1 55.8 56.1 57 58.5 58.5 58.7 58.9 59.2 58.8 58.6 55.3 59.2 MEAN 51.0 50.7 50.7 50.6 50.5 50.4 49.9 49.7 49.6 49.6 49.5 49.5 49.6 50.4 49.9 49.9 49.9 50.7 50.1 50.4 50.9 51.1 51.3 51 50.3 53.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MARCH YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 56.7 56.8 57.1 57.1 56.9 57.0 57.0 56.1 55.6 54.8 54.3 52.9 51.2 51.5 52.3 52.5 52.7 53 53.3 53.8 54.6 55.2 55.9 57.1 54.8 57.1 2 56.4 55.8 55.3 54.4 53.8 53.4 53.2 52.3 52.2 52.2 52.5 52.5 52 52.1 52.1 52.5 52.3 52.3 52.5 52.2 53 53 52.3 52.3 53.0 56.4 3 52.3 51.7 51.4 50.9 50.0 48.9 48.3 48.3 48.7 48.6 48.6 49 49.2 48.7 48.9 49.3 49.7 50 50.2 50.6 51.2 51.5 51.6 51.1 49.9 52.3 4 50.6 50.5 50.6 50.2 49.4 49.0 48.7 49.1 49.2 48.2 47.1 47.4 47.4 47 46.9 47.7 47.4 48.2 49.3 51.4 52.6 53.7 54.7 54.8 49.6 54.8 5 54.3 54.3 54.6 54.5 55.1 55.9 56.2 55.8 53.9 52.8 53.1 53.3 52.1 50.4 49.5 49.4 50.3 51.2 51.7 51.1 51 51.6 52.3 52.7 52.8 56.2 6 52.9 53.3 53.3 53.4 53.2 53.4 54.2 53.8 54.3 55.3 57.3 56.5 59.2 60.3 61.6 65.1 65.8 66.3 66.1 65.1999.9999.9999.9 62.8 58.2 66.3 7 62.6 61.4 61.0 60.5 58.1 54.4 52.4 51.3 51.5 50.2 49.8 48.6 50.1 49.6 49.1 48.2 47.2 47.2 54 55.4 55.1 56.4 56.5 57 53.6 62.6 8 57.3 56.3 56.6 56.6 56.9 55.4 55.2 53.9 53.4 53 52.2 52.6 52.9 52.9 55.2 60 58.9 58.1 55.9 53.6 54.2 54.5 57.2 54.4 55.3 60.0 9 54.3 56.8 54.5 55.9 55.6 55.9 55.0 56.0 55.9 55.5 56.8 57.8 57.1 57 58.1 58.3 57.9 57 56.7 57 56.4 56.5 57.2 57.8 56.5 58.3 10 55.7 54.0 54.9 58.7 59.1 58.7 58.0 58.2 56.2 53.9 54.1 56.4 59.9 59 59.8 57.7 56.6 56.3 56.7 56.1 54.4 55.2 56 56.5 56.8 59.9 11 54.8 52.8 54.2 54.6 54.3 53.9 53.3 52.9 52.6 52.9 53.6 52.1 53 52.5 51.6 50.9 52.3 57.1 58 58.8 62.5 62.8 62.7 63.4 55.3 63.4 12 65.0 65.1 63.8 60.7 58.6 56.4 55.4 54.5 54.4 55999.9 56.2 56.9 57.1 57.3 57.3 58 58.3 58.6 58.6 59 60.4 61.2 61.2 58.7 65.1 13 60.9 61.0 61.1 60.1 59.3 58.2 55.7 51.8 50.7 51 52.3 53 53.6 55 54.9 54.8999.9999.9 57.9 59.6 60.4 60.3 60 59.6 56.9 61.1 14 59.8 59.0 58.4 57.4 56.4 56.5 57.0 57.1 57.3 58.1 59.2 59.8 60.2 59.8 60.3 60 60.1 60.6 60.5 61.4 61.9 62 60.9 59.2 59.3 62.0 15 58.3 58.2 59.5 60.7 60.8 58.8 57.6 57.5 57.2 56.4 55.3 54 54 54 52.5 52.1 51.9 51.9 52.6 52.5 51.9 53.2 55.2 55.7 55.5 60.8 16 54.7 54.1 53.3 52.9 52.8 51.5 50.3 50.5 51.5 51.4 51.1 51.2 50.1 51.2 53.3 54.9 54 54.5 55.3 54.2 54.2 55 56.2 57.9 53.2 57.9 17 59.5 60.9 61.7 61.7 59.7 58.1 56.9 56.4 56.4 57 57.5 57.9 57.2 56.8 56.9 56.3 55.4 56.5 57.8 58.5 59.5 59.2 56.5 56.4 57.9 61.7 18 55.5 54.6 53.2 52.3 53.9 53.6 52.7 50.8 50 51.7 52.6 53 53.6 54.1 55.2 53.8 51.3 50.6 51 50.7 49.1 48.6 48.9 49.8 52.1 55.5 19 54.4 56.0 51.1 55.5 58.8 72.2 64.6 58.2 57.7 57.7 55.5 54.9 54.6 54.9 54.4 53.7 53.1 54 55.2 56.5 59.1 58.5 57.5 57.8 56.9 72.2 20 57.0 55.0 53.7 53.7 53.7 53.8 52.6 51.0 50.8 50.2 50.6 48.6 49.9 50 48.1 47.5 47.7999.9999.9999.9 52.1 51.4 52.4 53.3 51.6 57.0 21 54.1 53.9 53.5 53.9 54.2 56.5 58.4 58.6 60.4 59.2 57.2 57.7 56.7 56.3 56.3 55.1 54.4 54.4 54.4 54.2 55.1 56 54.4 53.6 55.8 60.4 22 55.3 53.6 52.0 48.8 47.6 47.0 50.2 49.7 48.2 47.6 47.6 48.2 45.7 45.1 43.2 45.2 45.7 46.1 46.7 47.9 49.1 52.3 56.7 58.4 49.1 58.4 23 58.5 57.6 54.1 53.9 53.0 54.5 53.5 54.2 54.2 55 53.2 52.1 45.3 42.6 39.9 38.4 38.2 39 43.2 40.8 41 42.2 47.5 52.3 48.5 58.5 24 53.4 53.3 51.2 49.8 51.5 52.3 52.3 52.2 52.4 52.3 53.4 55.2 55 54.1 53.7 53.5 53.3 53.3 52.6 55.1 59.3 63.2 61.9 60 54.3 63.2 25 56.5 52.2 51.0 50.2 49.3 52.2 51.7 53.2 55.7 55.6 54.9 52.3 50.2 49.3 46.6 45.2 47.9 48.5 48 48.1 47.9 51.1 53.3 55.4 51.1 56.5 26 52.9 49.2 49.3 50.9 52.3 51.2 49.7 50.4 48.3 47.1 48.2 47.7 47.1 45 44.3 47.8 53.4 51.9 52.4 56.9 58 55.9 66.1 79.4 52.3 79.4 27 85.3 80.1 73.0 71.0 70.9 69.6 68.3 68.5 68.2 66.8 66.3 65.8 65.7 64.6 63.8 64.3999.9999.9 65.5 64.7 64.1 63.6 63.7 63.2 68.0 85.3 28 63.2 63.3 64.4 62.4 55.9 55.1 55.7 56.3 57.3 56.8 57.7 57.5 57 56.8 57.7 57.9 58 58.2 58 57.6 58 57 57.7 59.1 58.3 64.4 29 58.7 57.2 56.0 56.5 57.4 58.1 59.4 60.1 60.1 60 61 59.7 57.2 57.6 56.5 56.5 57.3 60.5 63.2 62.5 61.6 61.6 61.6 62.9 59.3 63.2 30 64.4 64.5 64.0 62.9 62.3 62.3 61.3 60.9 61.1 60.8 60 58.5 58.6 58.3 56.9 55.4 56.1 55.5 55.5 56.6 57.4 59.1 58.8 57.4 59.5 64.5 31 56.7 53.3 51.6 51.3 52.4 51.9 52.8 51.2 50.5 49.7 48.4 48.7 49.6 50.7 48.4 48.5 47.2 45.8 46.4 48.9 50.9 52.6 54.4 52.6 50.6 56.7 MEAN 57.8 57.0 56.1 55.9 55.6 55.7 55.1 54.5 54.4 54.1 54 53.9 53.6 53.4 53.1 53.2 52.9 53.4 54.6 55 55.2 55.8 56.7 57.6 55.0 61.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH APRIL YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 51.7 51.6 51.5 51.1 51.0 50.5 50.1 51.3 52.1 53.2 53.7 54 54 53.8 53.8 52.6 50.7 49.9 49.6 53.5 58.9 62.9 65.5 64.3 53.8 65.5 2 60.7 56.8 56.5 59.5 61.1 60.8 59.2 58.8 60.3 57 51.4 49.1 47.1 42.9 44.5 46.1 45.3 49 49.5 53.9 54.7 53.5 52.8 51.6 53.4 61.1 3 52.0 53.7 55.0 56.8 57.0 55.5 51.6 56.0 57.6 58.1 61 68.2 64.9 62.2 60.5 60.1999.9999.9 55.1 52.4 51.9 48.9999.9 50.1 56.6 68.2 4 57.4 60.6 62.5 62.6 60.3 60.9 60.5 60.0 60.7 61.4 61.3 61.5 60.6 59999.9 59.6 59.2 58.2 57.8 59.2 59.9 59.2 59.3 59.3 60.0 62.6 5 61.6 63.1 64.2 63.7 61.4 59.9 59.5 58.8 58.8 59.3 59.7 60.2 60 58.6 58.5 58.4 58.6 58.6 59.5 59.1 57.8 53.6 56.8 64.4 59.8 64.4 6 64.4 61.3 59.5 59.1 58.3 57.5 56.0 53.5 52.7 53.8 55.9 57.2 58.7 60.2 60.6 63 64.7 64.7 65 69 76.9 83.3 84.6 80.2 63.3 84.6 7 77.3 76.8 76.7 70.5 67.2 62.3 60.6 61.2 61.7 61.1 61.6 64.5 67.1 66.9 66.5 65.8 65.6 65.8 64.3 64.8 64.9 64.4 63.7 64.3 66.1 77.3 8 64.2 64.5 64.9 66.0 65.9 65.6 66.0 65.5 66.1 65.5 65.2 65 65 65 64.8 64.8 65.8 66.7 66.7 66.1 66.3 66.8 68 69.2 65.8 69.2 9 69.4 69.6 69.6 69.1 68.2 67.5 66.1 64.7 59.4 58.4 58.2 56.5 56.4 57.2 58.5 60.3 63 63.5 63.9 64.6 65.9 65 64.5 64.5 63.5 69.6 10 70.3 73.1 73.8 73.1 70.0 67.0 65.6 64.6 64.1 64 62.7 62 61.3 62.5 62.6 61.3999.9999.9 57.2 55.9 55.6 56.8 69.4 78.9 65.1 78.9 11 79.8 78.1 70.4 65.3 63.1 65.5 60.9 58.2 53.6 53.2 52.7 52.8 53.6 52.8 53 53.9 54.2 53.7 53.7 52.4 53.6 54.8 56.5 52.1 58.3 79.8 12 49.0 47.3 47.1 45.3 51.9 55.1 52.4 49.7 48.2 49.6 58.7 59.5 60.5 54.6 59.6 65.2 67 67.3 67.2 67.8 66.9 64.9 63.1 61.6 57.5 67.8 13 60.4 60.5 63.1 68.9 69.5 68.1 67.0 65.1 64.7 63.9 63.3 63 62.8 61.8 61.3 60.7 60.4 60.2 61 61.3 61.8 62.5 61.8 61.8 63.1 69.5 14 61.3 61.3 62.0 62.8 62.1 64.5 69.9 71.4 70.2 68.4 69.2 70.6 70.7 71.3 69.6 70.2 70.5 69.2 71.1 68.8 63.9 66.9 71.2 70.9 67.8 71.4 15 70.6 70.7 71.0 72.9 67.6 67.6 70.8 73.3 71.2 69.1 64.1 58.4 53.8 50.8999.9 54 54.8 56.6 55.7 55.4 57.6 59.6 60.9 60.1 62.9 73.3 16 61.5 62.9 62.6 63.0 63.8 62.4 61.9 60.7 59.3 58.9 60.7 60.6 58.9 58.5 57.4 58.6 58.9 59.6 62.2 61.5 60.9 60.1 60.5 60.9 60.7 63.8 17 61.4 61.5 62.1 61.7 62.2 62.7 62.2 60.3 59.1 58.6 58.4 58.8 59.6 60.1 60.3 60.5 61.1 60.8 59.2999.9999.9 56.2 55.2 59.6 60.1 62.7 18 60.1 60.6 60.7 60.1 60.8 60.5 59.8 58.8 58.6 59.2 59.3 58.8 58.5 58.4 58.1 57.9 58 59.9 59.8999.9999.9999.9999.9999.9 59.4 60.8 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9 62.5 62.5 62.7 62.3 61.9 61.6 61.1 61.5 61.6 61.5 61.2 62.4 62.9 62.7 62.9 62.1 62.9 24 63.4 65.4 65.3 67.9 69.4 68.2 65.6 66.0 65 64.2 65 64.8 65.5999.9 65.2999.9999.9999.9 62.8 63.1 64.1 65.8 65.9 67.8 65.5 69.4 25 67.7 67.8 68.1 67.7 67.1 67.3 69.3 69.9 68.9 67.4 66.4 67.1 66.9 66.3 65.9 65.6 65.5 66.8 68.9 68.5 67 69.3 71.2 68.5 67.7 71.2 26 67.1 66.6 66.5 65.7 65.7 63.6 55.6 52.7 53.8 52.9 53.3 56.6 56 55.9 55.7 55.6 55.6 57.3 59.7 60.1 61.4 58.4 55.9 52.7 58.5 67.1 27 52.6 55.1 55.2 55.0 60.9 58.9 57.1 55.7 53.1 50.8 48.4 46.9 44 43.5 47.1 55.6 58.8 58.8 66.7 70.7 71.7 70.1 69.4 68 57.2 71.7 28 69.1 69.1 67.7 64.0 60.8 61.9 63.6 65.1 64 63 64.9 68.7 68.4 64.8 65 68.9 68.3 69.6 73.7 76.9 73.4 69.4 69.2 72 67.6 76.9 29 70.8 63.8 66.1 65.3 65.9 67.6 65.7 65.5 67.8 67.2 67.9 67.4 68 66.6 63.8 61.4 61.4 61.1 60.8 61.6 62.8 64 66.8 69.9 65.4 70.8 30 69.0 69.0 68.7 68.4 69.5 68.9 68.9 68.2 63.4 61 61.7 62.1 63.6 62.9 60.7 60.7 62.6 67.4 65.9 66.9 65.7 66.6 68.1 69.1 65.8 69.5 MEAN 63.7 63.6 63.6 63.4 63.2 62.8 61.8 61.4 60.6 60.1 60.3 60.7 60.3 59.1 59.8 60.1 60.5 61.1 61.5 62.3 62.8 62.6 64.3 64.2 61.7 69.6 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MAY YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9 65.6 66.7 67.1 67.3 66.6 65.7 63 55.9 56.9 54.3 58.1 66.9 67.7 68.9 67.9 63.9 68.9 14 65.9 65.0 62.5 62.4 63.4 63.0 62.9 63.6 64.8 69.1 69.4 70.4 71.9 73.1 71.2 72.4 68.7 70.9 69.7 69 69.4 70.6 71.3 73.1 68.1 73.1 15 73.7 73.3 72.8 74.7 72.2 68.5 62.1 63.1 59.9 58.1 58.7 57.3 56.8 56.4 58.8 65.4999.9999.9999.9 68.5 68.2 72.1 75 77 66.3 77.0 16 81.1 79.1 77.9 77.8 73.8 72.4 71.8 65.2 62.6 62.5 62.1 61.6 63.7 64.5 65.5 65.1 65.1 63.1 63.9 62.9 63.5 62.1 62.6 62.1 67.2 81.1 17 61.2 62.9 64.9 65.6 64.3 64.6 64.0 64.9 65.2 63.9 63.8 72.1 74.8 76.7 74.4 72.5 69.2 68.8 66.5 65.6 67.7 68.5 68.5 70.2 67.5 76.7 18 70.1 70.4 69.7 69.6 69.2 68.5 68.7 68.3 67.1 68.2 70.6 71.7 69.8 69.4 68.8 68.9 68.5 66.8 65.5 65.5 64.2 64.2 64.5 66.3 68.1 71.7 19 66.6 66.1 66.3 68.6 68.1 65.7 66.7 67.5 66.1 60.7 67.3 71.3 70.8 70.1 68 67.2 62.7 43.4 47.6 43.8 51.7 55 57.4 62.3 62.5 71.3 20 58.2 55.0 55.9 56.6 56.1 57.4 59.6 60.7 62.9 63 61.6 61 62.1 59 58.6 61.1 62.5 62.3 61.8 59.3 57.3 56.7 55.6 54.2 59.1 63.0 21 58.3 62.8 59.2 63.1 59.0 53.5 54.6 53.8 53.4 53.2 53.3 53.9 53.4 53.5 54 54 54 55.6 56.4 52.4 52.2 53.9 54.6 55.2 55.3 63.1 22 55.1 56.5 58.3 58.8 59.5 59.9 59.1 57.6 57.8 57.7 56.4 55.6 55.5 56.5 60.3 63.3999.9999.9 65.7999.9999.9999.9999.9999.9 58.4 65.7 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 69.1 69.7 68.7 68.8 68 68.1 69.5 84.4 84.7 79.4 75.2 75 73.4 84.7 30 82.5 75.8 74.4 73.9 71.6 68.3 65.5 65.3 65.4 66.2 66.5 65.6 65.6 65.9 68.7 66.9 65.1 58.9 59.1 59.7 59.1 58.5 48.7 46.9 65.2 82.5 31 46.7 49.0 49.4 49.4 48.1 49.3 51.7 52.4 52.8 52.4 52.5 51.4 50.4 50.6 50.5 47.3 45.1 49.1 53.8 45.5 44.7 52.7 47.4 47.4 49.6 53.8 MEAN 65.4 65.1 64.7 65.5 64.1 62.8 62.4 62.0 61.6 61.7 62.4 63.3 63.9 64 64.1 64.3 62.3 60.3 61.2 61.2 62.5 63.5 62.5 63.1 60.8 71.7 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JUNE YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 44.5 42.5 42.5 43.0 42.7 43.3 44.5 41.9 41.3 40.7 42.3 44.7 45.8 45.5999.9 42.4 41.9 41.4 42.2999.9 42.2 43.6 42.9 43.2 43.0 45.8 2 42.9 43.0 48.0 42.1 40.3 41.6 42.0 41.4 41.8 41.4 41.9 41.9 42.3 43.4 44.9 44.3 45.5 47.1 47.1 50.5 52.8 51 52.1 50.1 45.0 52.8 3 52.2 51.9 52.0 52.7 53.0 53.8 54.0 54.4 54.6 53.1 53.8 53.2 54.6 55.1 55.2 56.7 55.4 53.4 54.2 54.5 57.1 55.5 55.9 56.3 54.3 57.1 4 56.6 54.2 53.0 53.0 54.5 55.2 55.0 55.2 54.2 53.2 53.8 54.5 54.4 58.1 61.8 62.4 66.3 67.3 66.7 63.2 60.9 59.1 56.1 57.7 57.8 67.3 5 59.3 58.9 58.3 58.0 55.7 55.4 56.2 55.2 54.6 55 55.4 56.9 56.6 59 61.1 59.8999.9 60.6 59.8 57.7 53 53.2 55.8 55.9 57.0 61.1 6 55.9 56.4 56.7 55.2 54.6 53.4 51.8 51.0 49 46.6 47.4 47 48.9 53.8 54.8 57.9 57.5 55.5 54.4 54.1 59 60.3 51.6 54.4 53.6 60.3 7 57.2 58.8 58.2 58.0 48.2 52.6 51.2 50.6 50.8 51.8 51.3 49.4 50 50.5 49.2 53.2 53.6 59.4 66.3 61.4 59.8 62.6 72.1 69.5 56.1 72.1 8 68.7 66.9 54.1999.9 50.7 55.3 58.8 58.9 58.3 57.3 57.3 59.2 58.2 59 60.8 60.5 63.8 64 62.8 81.9 81.1 78.3 60.9 59.7 62.5 81.9 9 59.4 57.2 51.2 49.1 49.3 49.5 48.9 47.5 46.8 47.5 48.1 48 47 45 41.7 41.5 41.1 41.3 41.1 41.1 42.6 43.5 45.2 44.4 46.6 59.4 10 43.4 43.3 43.2 43.7 45.4 46.8 49.9 52.9 53.9 56 62.5 70.5 73.4 66.5 64.4 66.3 70.6 75.9 78.7 79.2 75.9 72.5 66.5 61.3 60.9 79.2 11 60.6 59.2 56.0 55.0 53.1 51.9 50.6 51.2 55.1 56.2 57.1 56.9 58.3 62.8 67.6 70 71.2 77.4 80.2 78.7 75.5 69.4 64.1 64.5 62.6 80.2 12 62.5 61.8 62.6 62.0 62.9 63.1 63.4 65.2 66 68.3 67.1 65.1 58 56.3 55.1 55.8 56.9 55.4 52.1 52.5 55.5 70.7 68.8 71.4 61.6 71.4 13 70.1 68.4 57.0 56.7 56.3 55.7 56.1 56.3 56.4 56.2 56.7 56.8 56.1 54.9 54.1 53 52.2 52.6 53.3 54.6 53.5 54 53.5 54.6 56.2 70.1 14 56.7 57.5 59.9 59.0 58.2 57.2 55.7 55.6 55.4 57.1 59.2 59.3 65 72.6 78 78.3 78 83.8 86.7 62.1 77.5 71.8 60.1 60.6 65.2 86.7 15 65.1 66.0 59.6 56.8 58.8 63.9 66.0 60.6 54.7 56.6 58.2 56.8 56.1 58.1 60.6 60 61.8 64.2 63.8 63.9 64.1 64.5 63.3 62.9 61.1 66.0 16 59.8 60.7 58.3 55.5 52.8 54.5 58.7 52.9 52.2 49.1 48.2 52.5 53.4 55.5 58.2999.9 60.2 61.5 62.5 64.7 65.4 66.4 67.6 65.2 58.1 67.6 17 62.9 61.7 61.8 63.7 66.8 65.1 63.9 66.6 69.9 67.4 68.4 66.5 65.9 66.2 67.6 74.2 75.9 71.4 65.6 64.5 65.1 65.3 65.9 64.8 66.5 75.9 18 63.1 63.2 63.4 63.1 62.2 61.0 59.8 57.8 55.8 54.2 53.2 52.8 52.6 52.3 52.3 51.4 50.3 49.6 50.3 50.2 49.5 52.6 61.6 62.4 56.0 63.4 19 60.1 58.6 57.8 57.3 58.0 58.3 58.4 58.1 57 56.1 56.4 56.9 57.4 57.2 57.4 57.8 61.7 79.2 87.5 82.1 75.5 70.9 66.4 62.3 62.8 87.5 20 58.5 62.5 64.8 64.8 64.3 67.4 68.5 65.5 63.6 68.9 68.7 68.7 69.4 68.6 71.1 69.7 67.5 70.5 67.6 68.3 70.2 71.9 71.2 69 67.5 71.9 21 67.1 57.2 52.4 54.0 54.3 52.2 52.4 51.9 51.2 50.8 55.3 63.8 70.5 67.1 52.9 53.1 64.9 79.5 90.5 92.5 93.1 91.7 86.1 65.6 65.4 93.1 22 62.8 58.0 55.7 54.9 56.7 58.2 59.1 60.5 57.2 57.7 58.2 57.4 57.7 56.5 56 57.6 56.6 57.7 56.5 56.7 57.8 58.9 60.4 59.3 57.8 62.8 23 58.1 56.6 55.3 54.4 54.3 54.0 54.1 54.2 54.1 53.4 53.1 53.8 53.6 53.5 52.3 50.7 50.1 49.2 48.3 48.1 49.4 50.8 52.3 52.7 52.8 58.1 24 52.4 52.5 54.2 55.2 56.5 57.8 56.8 56.2 55.8 55.4 55 55.8 56.8 59.9 63.7 64.5 76.1 78.4 79.2 71.5 71.7 74 69.9 70.4 62.5 79.2 25 68.0 70.1 70.7 69.0 65.9 65.9 67.2 65.5 57.7 55 54.9 56 56.7 56.9 58 76.2 74.9 71.1 70.5 68.7 68 62.5 59.2 59.6 64.5 76.2 26 58.7 59.3 61.1 62.4 62.2 58.6 55.8 56.3 56.1 54.3 55999.9 61.9 61.3 60.8 61 61.5 62.7 62.7 63.8 63.9 64.4 62.6 63.4 60.4 64.4 27 63.0 63.8 61.5 60.2 59.2 58.1 57.3 56.9 56.9 57.3 57.7 56.9 54.9 51.8 50.3 51.7 53.6 54.2 53.2 51.9 52.5 49.7 53.4 53.8 55.8 63.8 28 56.5 57.2 57.2 54.7 54.9 53.6 52.0 50.1 49.9 50.3 50.4 50.6 50.1 50.4 50.4 62.3 56.2 52.1 52.6 52.7 49.8 48.7 52 52.8 52.8 62.3 29 53.7 52.5 51.1 49.8 50.5 50.7 50.1 50.6 50.2 48.6 51.7 53.3 52.9 54.4 54.4 54.8 55.8 58.3 57.2 53.3 50.8 51.1 51.8 51.1 52.4 58.3 30 51.0 50.4 49.8 51.5 51.7 50.7 48.6 47.4 46.5 46.6 47.6 49.6 49.8 49.5 49.2 46.6 59 67.6 55.5 51.1 61.8 56.3 56.4 58.2 52.2 67.6 MEAN 58.3 57.7 56.2 55.7 55.1 55.5 55.6 54.9 54.2 54.1 54.9 55.7 56.3 56.7 57.4 58.4 60 62.1 62.3 61.9 61.8 61.5 60.2 59.2 57.7 68.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JULY YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 56.6 63.7 62.5 60.6 56.2 53.1 55.0 52.7 49.7 47.9 48.1 49.1 49.4 49.5 50.4 51.6 53.4 52.6 50.7 55 59.3 61.8 61.8 59.8 54.6 63.7 2 59.8 58.6 58.0 58.0 57.0 56.9 55.9 56.0 57.8 56.6 57.1 57.6 57.5 58.7 68.8 75.9 72 62.4 61.5999.9 73.7 71.7 65.7 67.4 61.9 75.9 3 65.4 60.8 65.4 66.9 69.7 59.7 56.4 56.4 55.3 56 55.9 56.5 55 54.2 54.5 55.8999.9 62.5 60 62.8 61.2 58.5 57.6 56.6 59.3 69.7 4 56.3 56.6 57.5 57.1 56.9 54.5 54.8 54.1 52.8 54.3 54.7 58.8 58.2 58.6 59.8 59.2 68.6 83.1 86.4 91.8 92.9 90.5 80.7 81.2 65.8 92.9 5 84.0 80.7 70.2 61.6 63.6 65.1 64.6 62.9 63.2 59 60.4 62.8 64.5 67.9 80.1 84.9999.9 90.1 85.2 83.3 78.4 70.6 66.5 66.3 71.1 90.1 6 65.1 71.5 72.6 72.4 70.8 66.6 66.7 67.7 65.6 63 60.6 60.5 63.2 70.6 72.4 75.6 75.3 73.9 72.1 66.6 64.3 64.1 74.5 77.3 68.9 77.3 7 75.0 71.6 65.7 69.8 72.0 68.3 66.9 62.8 62.7 66.2 56.4 54.2 55.7 57.5 55.9 61 65 66 69.3 72.6 70.4 59.7 60.1 60 64.4 75.0 8 999.9 64.3 66.7 69.2 65.9 64.4 66.4999.9 63.6 66 65.3 55.2999.9 55.6 48.9 49.4 49.5 49.1 49.4 50.9 55.8 57.4 60.1 58.7 58.7 69.2 9 57.6 60.0 59.3 62.6 61.6 63.4 64.9 64.1 60.3 56.3 58.8 55.4 52.8 51.2 50.1 51.2 52.3 51.9 52.3 51.3 54.6 54 57.7 61 56.9 64.9 10 64.3 61.9 55.1 58.2 59.0 60.3 61.6 60.7 58.6 56.3 50.1999.9 43.6 44.5 47.9 53 59.8 63.6 63.1 69.6 73.1999.9999.9 78.7 59.2 78.7 11 80.7 78.1 57.5 57.6 58.0 60.6 60.9 59.7 55.5 54.4 55.9 56.6 55.9 61.1 59.6 52.7 52.4 52.6 50.9 50.3 53.1 51.3 53.9 57.8 57.8 80.7 12 59.0 60.5 64.7999.9 60.2 57.0 55.4 53.9 52.9 53.4 53.9999.9999.9 57.8 59.3 64.2 69.7 78.6 81.3 83.7 80.4 77.6 75.1 74.4 65.4 83.7 13 73.3 71.8 71.8 70.2 69.4 70.9 72.0 70.3 68.8 61.8 61.8 62.9 64.1 66.8 68.9 70.6 74.8999.9 81.1 80.5 83.1 82.7 81.6 72.4 71.8 83.1 14 71.9 74.2 74.3 72.9 73.3 72.1 71.5 71.8 70.3 67.5 67.9 68.9 67.7 71.7 75.1 77.3 73.3 76.5 75.7 74.5 70.4 63.3 65.4 65.1 71.3 77.3 15 60.4 63.0 64.5 63.6 68.8 71.0 71.3 70.6 68.7 68 67.9 67.4 65.9 65.4 64.7 67.6 62.8 63 73.4 64.2 62.9 63.2 62.5 65 66.1 73.4 16 64.3 63.6 64.3 65.2 64.1 63.1 63.1 63.8 61.9 60.5 61 59.6 58.6 58.5 59.1 63.9 65.5 65.1 65.3 67.6 70.8 66.7 61.9 64.8 63.4 70.8 17 64.5 63.8 66.9 65.1 63.3 62.2 61.0 62.1 64.4 63.5 62.1 56.3 54.8 53 52.5 52.5 52.8 52.6 71.6 78.2 78 79.4 77.5 75.2 63.9 79.4 18 62.6 59.7 59.4 57.0 56.3 57.2 56.0 54.4 53.3 53.3 55.2 54.2 53 52.7 54.2 61.6 60.5 54.5 55.9 58.5 64.9 65.5 57.1 58.1 57.3 65.5 19 63.4 69.9 65.7 60.5 59.3 57.5 58.0 58.1 58 57.6 58.4 59.5 59.8 59.2 62.9 67.6 74.1 75.8 76.1 73.6 70.9 71.3 67.5 69.1 64.7 76.1 20 69.4 68.8 67.8 68.1 67.7 67.2 65.5 64.7 64.2 64 65.1 65.4 63.4 64.4 71.3 84.8 90.9 83.9 82.5 83.4 80.5 75 68.6 65.9 71.4 90.9 21 66.1 64.5 64.4 62.8 62.4 61.2 59.8 60.1 60.1 59.8 59.4 58.6 57.6 57 61.2 62.1 70.7 71.3 76.8 77.1999.9999.9999.9 63.5 63.6 77.1 22 69.8 69.9 67.1 66.5 63.6 59.6 57.8 57.7 59.2 58.9 55.1 57 57.6 55.9 53.8 58.4 60.3 60.5 61 61.1 62.3 64.7 62.8 65.3 61.1 69.9 23 71.5 65.1 60.7 62.0 62.7 59.5 57.3 56.4 57.1 58.4 60 60.3 60.1 59.2 60.7 69.1 66.6 63.1 65.4 64.3 70.1 70.3 67.3 65.9 63.0 71.5 24 65.8 65.5 65.2 64.2 63.0 63.1 62.5 62.3 61.3 61 61.9 60.8 60.1 60.6 60.1 66.1 72.3 69.1 73.7 87.1 88.4 81.4 66.7 68.9 67.1 88.4 25 66.3999.9999.9999.9999.9999.9 58.7 58.8 58.2 56.7 56.6 56 55.9 54.8 55.1 55.4 54.3 54.6 57.2 56.3 57.7 59.4 57.7 57.4 57.2 66.3 26 57.5 58.4 58.0 56.8 56.9 57.9 56.9 55.3 55.1 55.1 55.9 55.9 56.5 56.9 57.1 57.3 58.7 58.4 58.3 67.1 82.3 84.5 77.5 78 61.3 84.5 27 76.5 72.8 71.4 67.1 64.4 65.9 64.2 64.4 65.2 64.2 61.2 61.1 61.6 62 64.1 62.9 60.6 61.7 64.8 61.9 59.3 58.7 59.4 61.2 64.0 76.5 28 62.7 64.5 63.1 64.2 61.4 63.7 64.8 63.8 63.7 61.7 61.5 61.4 59.8 57.3 57.7 57.6 60.4 66.6 66.7 74 71.6 69.4 62.2 64.2 63.5 74.0 29 62.9 62.5 59.9 60.0 60.4 61.4 60.6 60.6 60.6 59.7 60.5 57.9 56.9 57.5 57 53.6 56.9 59.1 58 54.3 56.6 58.1 60.8 59.8 59.0 62.9 30 59.7 59.0 59.5 59.1 62.8 63.5 62.4999.9999.9 58.5 57.5 59.6 59.2 57.7 55.8 58.8 64.2 58.5 61.3 61.7 59.6 60 60.5 61.9 60.0 64.2 MEAN 65.9 65.7 64.1 63.5 63.1 62.3 61.8 60.9 60.3 59.3 58.9 58.9 58.2 58.6 60 62.7 64.2 64.9 66.9 68.4 69.2 67.5 65.4 66 63.2 75.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH AUGUST YEAR 2012 EQUIPMENT TEI 49 GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 73.9 66.9 59.4 57.6 62.1 62.7 62.7 62.7 62.8 63 62.5 61.8 59.9 59.2 60.4 62.2 62.1 61.7 61.1 61.9 61.2 61.9 60.1 57.9 62.0 73.9 2 58.4 57.7 59.7 56.9 59.5 59.4 58.6 58.7 58 57.5 57.5 56.5 54.6 52.8 53.1 53.2 55.4 57.8 61.7 60.6 53 51.7 51.7 51.4 56.5 61.7 3 53.9 56.5 54.6 55.4 55.8 55.4 54.9 56.0 55.3 55.7 56.8 56.6 55.4 55.1 54.8 54.7 55.2 56.4 56.5 56.5 57.9 57.2 57.3 56.7 55.9 57.9 4 57.9 58.3 52.3 46.1 43.1 39.4 39.4 50.7 52.4 50.9 51.1 52 51.7 52.6 53.3 54.7 62.6 72.2 79.5 80.8 77.4 69.5 61.9 61.2 57.1 80.8 5 60.9 60.3 60.3 61.4 60.0 61.0 59.0 58.5 58 54.9 56.8 56.6 57.1 57.6 57.4 59.1 60.2 59.3 75.4 90 88.7 80.3 73.7 65.5 63.8 90.0 6 64.3 63.7 64.0 61.2 58.2 57.7 57.1 57.6 56.9 56.9 56.9 56.6 56.9 56.5 57.4 64 65.2 67.1 70 63.6 66.7 63.1 65.6 58.4 61.1 70.0 7 59.8 59.9 60.1 61.2 62.1 61.8 60.5 59.2 59.7 59.6 61.1 61.4 61.3 59.1 58.4 59.7 62.3 65 61.7 61.9 61.9 60.3 58.2 57.9 60.6 65.0 8 56.7 57.8 61.0 64.3 65.3 64.0 65.6 62.4 60.2 61.2 63 63.1 62.6 64.1 66.5 66.9 70.8 74.4 78.6 81.4 82.1 76.5 76.2 78.8 67.6 82.1 9 84.8 85.5 82.2 71.3 68.0 68.2 68.8 73.9 73.5 69.9 69.6 66.9 67.5 67.5 67.5 68.3 67.8 67.6 67.9 72.5 80.7 81.8 81.4 78.4 73.0 85.5 10 79.9 67.8 66.1 66.1 66.8 66.5 66.5 68.6 67.2 64.2 63.5 63.6 63.4 62.9 66.2 66.4 68.9 78.6 78.4 79.6 77.6 66.6 58.8 59.9 68.1 79.9 11 58.7 58.9 59.7 59.1 62.3 63.5 62.7 61.6 63.5 62.2 60.5 60.6 60.6 61 63 63.8 63.9 63.5 64.7 64.8 67.9 68.9 67.7 65.4 62.9 68.9 12 65.3 65.0 62.9 64.9 65.4 66.0 64.4 64.7 64 63.2 63.5 57.6 57.9 60.3 60.4 64.9 68.4 70.7 73.7 77.8 79.3 74.6 78 78.3 67.1 79.3 13 73.8 67.0 65.3 67.6 70.0999.9 65.2 65.1 62.6 61.7 61.7 63 61.6 60.8 60.6 59.8 59.9 59.2 58.7 58.6 60.8 59.4 60 63.8 62.9 73.8 14 63.5 63.3 63.8 66.1 66.6 68.2 68.8 70.0 69.9 66.9 65.6 63.5 59.8 58.4 58.4 58.6 59.3 59.2 58.8 58.1 58.6 61 61.8 60.2 62.9 70.0 15 60.4 61.6 59.5 59.6 58.6 60.1 63.3 63.6 62.5 63.1 63.1 64.3 64.5 63.7 61.4 60.4 60.9 63.3 64.4 65.2 59.6 52 45 45.1 60.2 65.2 16 50.0 49.2 44.8 42.8 52.2 66.2 65.0 64.5 64.6 65.3 66 67.3 67.5 68.1 70.5 71.5 69.4 67.7999.9 65.7 65.8 68.6 66.5 64.7 62.8 71.5 17 61.6 61.1 64.0 66.6 66.4 66.9 65.9 63.2 63.2 64.4 66.9 66.2 64.9 66 66.5 66.2 67.7 69.4 67 73.4 72.3 68.5 70.2 66.4 66.5 73.4 18 64.7 59.4 61.2 60.5 61.2 62.3 61.2 61.3 61.5 56 51.3 53.4 54.2 57.3 59.3 62 65.5 69.8 70.1 69.6 71.1 68.3 69.1 69.5 62.5 71.1 19 67.2 65.4 65.5 66.7 61.1 60.5 61.4 60.9 59 57.1 56.4 55.4 54.8 54.4 54.5 54.1 57.9 62.8 67.2 68.1 68.3 69.7 74.6 74.7 62.4 74.7 20 77.7 75.0 60.2 56.3 55.4 57.0 57.2 58.1 58.9 58.3 57.8 57.2 55.8 58.8 59.6 59.6 62.3 62.5 62.6 61.3 61.5 61.8 61 61.9 60.7 77.7 21 61.9 61.9 62.0 62.0 61.1 59.4 59.7 60.2 59.8 57.9 58.9 59 58.5 58.3 58.2 60.1 71 76.9 82 88.9 87.8 84.7 87.8 85.7 67.7 88.9 22 78.7 76.1 77.6 71.7 67.9 66.4 66.3 65.9 65.2 62.6 60.3 58.9 58.1 58.8 60.5 60.5 61.4 60.8 59.3 54.3999.9 54.7 57.4 59.3 63.6 78.7 23 58.4 58.1 55.3 57.2 56.5 52.1 51.9 50.8 50.5 49.7 49.2 47.8 51.4 50.5 46.5 49.7 54.4 58.5 61.7 59.8 56.3 50.9 56.6 55.5 53.7 61.7 24 55.9 55.8 58.3 55.9 56.4 58.3 58.0 57.7 56.1 54.8 53.7 56.5 57.7 56.3 53 52.5 49.6 58.6 58.2 54.6 53 52.9 53 54.9 55.5 58.6 25 55.1 56.2 56.8 55.9 56.2 58.7 61.2 62.4 64 64.3 64 63.6 62.8 63.5 64.2 64.1 62.6 57.8 54.1 55.8 71.9 81.6 83.1 83.2 63.5 83.2 26 80.3 72.9 67.3 63.5 63.6 64.2 63.4 62.6 63.1 62.5 62.2 62.2 62 62.4 61.9 61.1 67 73.9 76.5 76.7 75.7 74.1 68.1 67.5 67.3 80.3 27 69.0 69.8 71.1 69.2 68.3 64.6 60.7 60.2 59.2 58.4 57.5 57.6 58 58.1 58.7 59.5 66.2 65.5 65.3 64.9 65.1 69 71.7 71.8 64.1 71.8 28 71.1 62.3 56.5 55.5 57.0 57.8 57.1 58.0 58 58.2 58.8 58.7 58 58.9 57.3 62.1 70 72.1 73.5 69 69.2 59.4 60.8 61.8 61.7 73.5 29 59.9 61.8 59.8 59.0 58.9 58.6 61.4 61.9 61.7 61.4 61.7 60.8 58.8 58.5 57.7 57.4 57.6 59.2 62.5 60.1 59.2 58.2 60.7 59.4 59.8 62.5 30 60.7 59.4 57.5 58.1 57.4 57.6 57.8 59.1 59.3 56.5 57.2 57.1 57.9 58.7 59.4 58.1 59.1999.9999.9999.9999.9999.9999.9999.9 58.3 60.7 MEAN 64.8 63.1 61.6 60.7 60.8 60.9 60.9 61.3 61 59.9 59.8 59.5 59.2 59.3 59.6 60.5 62.8 65.2 66.8 67.4 68.2 65.8 65.4 64.7 62.4 73.1 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JANUARY YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH FEBRUARY YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MARCH YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH APRIL YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH MAY YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 99.0 99.0 99.0999.9999.9 99.0 99.0 99.0 23 999.9999.9999.9999.9999.9999.9 99.0999.9 99.0999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 99.0 99.0 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9 99.0999.9 99.0999.9999.9999.9999.9999.9999.9999.9999.9999.9 99.0 99.0 99.0999.9999.9 99.0 99.0 99.0 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JUNE YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH JULY YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9 50.4 51.3 52.8 52.4 53.0 52.4 51.0 51.5 50.9 50.2 53.6 57.4 55.9 54.5 51.9 52.2 53.2 55.2 55.2 70.0 70.5 53.7 54.5 70.5 27 55.9 56.6 57.9 56.5 53.7 54.0 54.6 55.6 53.6 52.8 53.2 52.3 52.1 51.4 47.7 47.4 50.4 47.3 42.8 40.9 39.4 42.8 43.9 45.4 50.3 57.9 28 47.8 49.3 51.6 55.2 54.7 54.5 55.8 54.8 55.6 55.2 52.8 51.9 51.4 49.7 49.5 50.1 49.5 49.0 46.8 51.8 53.7 54.7 54.5 52.6 52.2 55.8 29 57.8 61.5 60.5 59.6 58.8 62.9 63.4 65.3 62.9 60.3 61.0 62.0 61.9 63.1 58.9 55.6 54.4 55.2 56.6 57.1 57.5 59.5 51.6 52.5 59.2 65.3 30 52.0 50.6 48.1 54.6 52.2 54.5 53.7 50.2 50.7 53.3 50.2 53.2 52.9 51.3 48.3 47.6 48.9 49.5 51.0 53.8 54.6 51.4 52.0 49.5 51.4 54.6 31 50.8 51.1 47.8 50.0 45.7 44.5 43.4 44.7 47.5 43.4 44.0 45.6 45.3 44.9 45.3 48.6 50.7 50.3 47.4 46.0 46.6 44.1 48.2 49.4 46.9 51.1 MEAN 52.8 53.8 52.7 54.5 53.0 53.8 54.0 53.8 53.6 52.8 52.0 52.5 52.8 53.0 50.9 50.6 51.0 50.6 49.6 50.8 51.2 53.7 53.5 50.5 52.4 70.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH AUGUST YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 52.8 54.4 55.4 60.3 58.2 58.3 59.0 56.1 56.9 56.1 58.6 56.9 54.9 50.3 49.5 47.9 46.6 44.8 46.8 50.7 56.7 57.1 64.2 66.6 55.0 66.6 2 61.6 58.7 61.2 62.0 60.3 57.1 53.6 55.1 54.0 53.9 54.0 54.1 54.2 51.6 50.5 49.6 52.4 50.6 51.8 54.3 57.1 57.9 57.7 63.8 55.7 63.8 3 65.4 64.1 65.3 67.9 66.7 64.7 65.4 66.6 58.5 57.2 56.2 53.1 54.0 52.5 53.1 51.7 51.3 53.8 55.4 56.7 59.8 64.5 50.1 52.0 58.6 67.9 4 59.1 66.0 70.5 71.8 67.1 63.4 61.6 59.0 51.7 51.6 54.9 56.3 52.6 47.9 45.9 45.8 45.6 46.4 51.8 50.4 51.9 50.6 51.3 48.7 55.1 71.8 5 47.6 48.3 47.3 45.7 47.2 52.9 55.7 55.3 53.2 52.4 54.6 53.9 49.6 44.7 51.9 49.9 50.4 50.7 51.8 54.2 46.1 45.6 49.7 44.7 50.1 55.7 6 46.0 47.5 47.4 47.2 46.5 46.2 46.6 47.0 47.8 49.4 48.8 47.0 49.4 51.4 50.2 50.4 50.3 48.8 50.1 50.2 49.4 49.2 48.7 48.5 48.5 51.4 7 47.5 46.3 44.8 44.1 44.6 45.6 44.0 45.3 45.5 47.8 43.9 46.1 44.9 45.7 44.8 41.8 40.8 37.3 38.6 44.5 47.4 48.2 46.3 47.3 44.7 48.2 8 46.0 47.1 48.6 48.3 49.2 49.8 48.5 51.6 53.9 55.0 55.1 55.0 54.6 53.2 52.8 52.0 51.2 51.2 50.6 47.6 47.9 48.0 49.5 78.5 51.9 78.5 9 73.0 63.4 69.5 58.4 52.5 53.4 52.1 52.2 53.8 54.6 54.1 54.3 54.9 54.7 55.2 54.2 54.5 57.1 58.1 57.4 55.9 54.5 54.2 53.2 56.5 73.0 10 52.8 54.8 54.5 52.9 52.2 51.9 52.9 56.8 48.2 46.9 50.5 51.4 52.1 46.9 45.6 45.5 45.2 44.1 44.4 43.6 47.9 48.3 48.0 45.5 49.3 56.8 11 44.3 46.9 51.9 52.7 53.7 53.5 52.9 52.6 52.0 51.9 54.0 53.8 49.5 49.1 46.5 45.3 46.2 44.3 48.6 50.7 52.9 56.4 65.4 68.4 51.8 68.4 12 66.5 60.6 61.4 61.9 65.3 64.2 59.8 51.7 47.8 48.9 49.1 50.6 50.5 48.4 48.3 48.1 48.9 48.3 50.4 60.1 61.8 69.9 76.2 77.1 57.3 77.1 13 73.3 65.3 59.8 58.3 54.2 53.5 53.3 53.8 53.7 53.1 53.9 53.4 51.8 51.7 50.6 50.4 50.4 49.9 51.0 59.5 57.7 59.8 54.9 52.8 55.2 73.3 14 52.9 58.7 59.0 54.8 54.6 53.6 51.4 50.0 49.6 49.4 47.9 49.2 49.0 47.2 45.8 46.6 46.2 45.6 46.3 45.0 41.9 43.9 44.1 44.8 49.1 59.0 15 45.2 43.8 44.3 44.2 44.7 46.5 47.7 48.5 48.5 46.9 47.0 47.6 47.4 46.5 45.8 46.7 47.1 45.0 44.2 44.4 43.5 42.4 42.5 40.0 45.4 48.5 16 42.1 43.9 44.1 46.8 47.6 48.1 47.7 47.4 47.2 47.1 45.9 43.9 43.6 44.8 49.3 51.1 47.5 46.9 46.9 47.5 48.5 49.9 50.0 51.1 47.0 51.1 17 50.2 53.2 54.9 55.6 54.3 50.8 49.0 49.7 49.8 49.3 47.3 46.5 47.4 46.1 46.9 45.8 46.0 46.1 47.1 46.2 45.1 44.5 44.5 45.0 48.4 55.6 18 999.9 52.9 51.5 51.4 51.8 52.8 53.8 53.5 53.3 54.0 54.0 53.1 50.7 46.1 46.4 46.2 45.9 47.4 47.0 47.3 47.0 47.6 45.7 56.2 50.2 56.2 19 71.7 71.5 74.8 53.2 51.4 63.6 60.3 49.3 47.3 45.5 44.7 44.3 43.8 46.0 45.9 45.5 45.1 45.0 45.5 44.7 43.6 44.8 48.3 46.0 50.9 74.8 20 47.6 46.0 45.8 47.9 47.1 45.6 44.7 44.3 45.8 48.6 46.4 43.3 46.5 47.2 46.8 45.5 45.7 46.2 45.5 46.0 46.0 45.7 45.7 46.8 46.1 48.6 21 45.8 46.2 48.2 49.0 47.9 47.1 45.5 46.6 50.0 49.7 49.0 49.0 49.5 48.4 48.3 49.7 51.3 50.4 50.6 50.7 50.2 50.6 54.9 57.9 49.4 57.9 22 50.2 50.9 50.3 49.0 49.0 47.1 48.8 48.3 46.7 48.2 46.4 44.6 46.2 46.4 45.3 44.7 45.3 45.0 42.4 44.7 42.9 42.2 38.0 37.2 45.8 50.9 23 37.3 35.2 35.5 35.1 34.1 40.0 47.1 50.3 50.5 50.9 50.3 56.0 51.9 48.1 46.2 44.8 47.2 47.7 46.3 45.1 52.2 54.5 61.2 67.6 47.3 67.6 24 66.0 64.7 63.9 62.6 63.4 63.7 63.0 63.5 63.6 62.8 61.9 62.9 63.0 63.9 64.8 65.1 67.0 64.2 62.9 61.9 63.6 65.6 65.5 63.2 63.9 67.0 25 60.9 58.5 57.0 55.8 55.2 62.0 68.9 66.5 64.8 65.8 63.9 61.3 53.5 48.7 44.2 45.4 46.0 49.1 47.6 46.5 47.7 58.2 50.9 49.5 55.3 68.9 26 53.5 51.0 45.1 43.6 42.7 43.4 43.1 45.2 45.3 45.6 45.6 47.1 48.4 50.6 49.7 50.0 49.7 49.3 46.4 45.2 44.6 46.2 43.8 41.7 46.5 53.5 27 48.0 47.1 46.8 45.8 45.4 44.0 44.4 42.5 44.8 43.5 42.5 42.6 41.1 36.4 39.9 40.3 38.4 36.3 35.2 36.8 45.3 54.1 52.8 50.0 43.5 54.1 28 62.0 59.7 58.8 56.3 55.1 54.7 53.6 51.1 50.0 48.7 49.1 48.6 46.3 42.7 42.0 42.3 40.6 38.9 39.1 46.9 47.9 49.1 49.8 50.4 49.3 62.0 29 49.0 46.1 45.1 44.9 45.8 48.4 49.8 50.4 49.9 48.2 48.1 46.8 45.6 44.9 44.5 43.9 43.2 42.0 41.0 40.5 41.5 42.0 45.6 45.7 45.5 50.4 30 44.3 44.2 48.8 49.5 48.1 48.6 48.0 48.1 46.0 46.5 48.3 48.1 48.0 47.4 46.8 46.5 45.5 46.6 47.9 48.1 47.6 42.8 44.7 43.7 46.8 49.5 31 45.3 45.0 45.0 47.3 47.3 47.3 47.0 46.4 45.0 47.2 48.0 47.8 46.0 47.1 45.9 46.7 47.9 48.0 48.2 47.5 46.2 45.8 44.7 46.0 46.6 48.2 MEAN 53.6 53.0 53.4 52.4 51.7 52.3 52.2 51.8 50.8 50.9 50.8 50.6 49.7 48.3 48.0 47.7 47.7 47.3 47.7 48.9 49.6 51.0 51.3 52.6 50.6 78.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH SEPTEMBER YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 46.0 46.3 47.2 46.7 47.4 47.5 48.5 48.4 48.0 48.4 48.2 47.9 48.5 48.7 51.7 51.9 50.0 49.9 50.0 50.0 50.5 51.6 51.6 52.5 49.1 52.5 2 52.5 52.5 53.3 55.0 56.0 55.9 55.4 55.0 55.2 54.4 54.1 54.9 55.6 56.4 57.0 56.2 56.2 52.0 50.6 51.1 51.9 50.3 50.6 51.5 53.9 57.0 3 51.3 50.4 50.2 49.8 49.8 49.1 46.4 47.2 49.0 49.8 48.4 46.1 44.6 43.2 42.6 43.2 42.5 43.2 43.8 44.5 44.9 45.4 45.3 45.5 46.5 51.3 4 45.2 45.1 46.1 46.2 45.7 45.6 47.4 48.9 47.9 46.8 45.5 44.7 44.8 44.8 45.9 47.1 46.8 47.5 46.8 50.2 55.0 47.2 45.4 44.2 46.7 55.0 5 43.6 47.4 44.3 50.2 48.3 46.8 49.9 47.8 45.9 42.9 42.0 41.1 43.6 42.6 39.1 40.6 41.3 40.5 41.4 40.7 32.4 38.5 41.6 44.7 43.2 50.2 6 39.7 33.4 33.2 32.9 36.4 40.4 42.3 41.7 43.5 44.2 43.1 43.4 43.2 42.7 43.1 44.5 44.8 44.7 44.9 45.5 41.4 44.3 44.6 45.6 41.8 45.6 7 47.0 49.8 49.0 44.8 45.1 45.6 47.1 47.3 46.8 44.7 46.0 44.9 44.7 43.8 44.4 43.6 41.7 40.4 44.6 44.7 44.5 44.6 45.3 44.1 45.2 49.8 8 44.2 44.2 44.1 43.6 43.8 43.8 44.7 44.6 43.6 43.4 43.1 43.1 42.0 41.3 40.5 40.7 41.1 41.0 41.0 40.3 39.2 40.0 43.1 42.3 42.5 44.7 9 39.1 39.1 39.3 38.5 39.3 39.1 38.3 38.4 38.4 38.2 37.5 37.6 37.8 37.8 37.1 36.2 36.4 36.0 34.0 34.5 40.3 40.1 39.5 40.1 38.0 40.3 10 43.3 43.7 43.9 48.1 49.0 45.0 43.5 43.9 42.5 44.7 43.0 44.2 47.7 47.0 47.3 46.3 44.3 45.1 44.9 45.5 45.6 46.3 45.9 47.1 45.3 49.0 11 48.3 49.2 50.8 50.0 49.0 49.4 49.7 49.8 49.2 47.8 49.0 50.7 50.2 50.3 50.3 51.1 51.4 51.7 51.2 50.1 51.1 51.8 49.9 43.8 49.8 51.8 12 49.7 49.6 47.3 37.0 14.4 12.4 14.7 17.4 33.3 42.6 44.5 47.4 48.6 48.4 48.9 52.4 52.3 53.7 57.9 61.4 62.7 58.7 54.4 53.2 44.3 62.7 13 51.8 51.1 50.7 50.6 51.3 52.8 54.3 56.3 55.8 55.9 53.8 54.0 53.1 52.0 50.7 50.4 51.0 51.0 49.3 48.4 49.2 49.8 48.7 48.9 51.7 56.3 14 50.0 50.3 50.7 50.9 50.3 50.5 50.3 49.5 50.0 50.2 50.1 50.1 50.0 50.6 50.5 50.7 50.8 51.4 51.3 50.0 50.5 50.8 50.1 51.6 50.5 51.6 15 51.8 51.8 51.5 51.3 50.4 50.4 50.8 51.0 50.0 49.2 50.2 51.1 51.9 51.9 54.0 57.0 56.1 54.2 53.7 53.8 53.0 54.0 56.7 56.0 52.6 57.0 16 53.5 55.8 51.9 51.8 54.8 55.0 52.6 51.8 51.3 52.1 52.3 53.5 54.3 53.9 52.9 52.3 51.9 51.7 51.2 51.2 51.6 51.4 51.8 52.3 52.6 55.8 17 55.1 67.7 56.9 55.5 55.7 55.7 55.2 53.3 52.2 53.0 53.4 52.8 51.2 50.7 50.8 51.1 50.4 50.7 49.8 49.0 48.5 49.4 62.8 64.0 54.0 67.7 18 62.3 61.4 61.1 60.2 57.8 57.3 56.6 52.2 51.4 52.4 53.3 52.8 52.4 49.6 47.9 47.5 48.0 47.4 48.7 55.1 62.8 65.5 63.5 64.3 55.5 65.5 19 61.3 63.3 64.0 63.1 53.5 49.3 49.2 49.0 47.9 48.2 47.5 47.3 47.5 47.9 48.0 47.9 47.0 46.4 46.7 47.3 47.6 47.3 48.3 60.2 51.1 64.0 20 70.0 64.0 49.5 49.0 57.8 62.2 52.6 46.4 45.1 44.7 45.8 46.7 47.6 47.1 46.4 46.6 45.5 46.4 46.6 45.2 46.5 52.5 53.9 56.2 50.6 70.0 21 58.9 60.9 64.6 64.1 63.5 61.0 55.2 50.8 49.7 47.4 48.6 47.6 45.2 43.7 40.6 39.5 40.2 44.1 45.0 44.2 43.7 45.7 42.9 43.0 49.6 64.6 22 43.9 35.4 37.0 38.0 41.0 42.3 40.5 41.1 39.4 39.1 37.2 38.0 39.7 41.3 39.8 40.4 40.2 39.9 39.7 41.6 42.6 42.9 42.9 43.3 40.3 43.9 23 46.2 45.3 46.5 45.8 46.3 45.5 45.5 45.6 45.2 44.0 43.7 44.4 43.3 43.0 42.9 43.0 41.6 41.1 41.3 41.7 42.8 44.0 44.3 43.8 44.0 46.5 24 43.4 43.2 43.1 42.5 42.5 43.0 43.3 43.5 43.5 42.8 43.7 44.2 44.1 42.6 42.8 42.5 42.3 43.4 43.2 45.3 52.0 54.9 58.1 61.2 45.5 61.2 25 60.9 60.7 60.1 55.5 52.3 50.7 50.7 48.1 44.6 42.8 43.5 43.5 43.9 43.0 42.2 41.2 40.6 39.6 38.7 38.4 51.9 63.1 64.4 68.4 49.5 68.4 26 70.3 70.4 66.3 61.9 62.1 60.7 45.9 45.0 46.8 44.6 43.8 43.6 44.2 43.1 43.8 43.7 47.0 44.9 42.7 41.1 45.9 54.4 59.0 64.2 51.5 70.4 27 77.6 79.8 74.2 67.2 69.3 66.2 56.5 49.1 46.5 46.5 46.8 48.6 48.6 44.9 48.1 46.3 46.7 49.2 49.1 50.5 51.8 54.7 62.5 81.8 56.8 81.8 28 68.3 54.2 50.8 51.2 49.9 48.9 47.9 48.5 47.5 46.8 48.2 47.3 45.9 41.8 41.6 44.7 45.5 46.3 47.3 47.3 47.0 45.3 42.5 41.7 47.8 68.3 29 41.3 41.3 40.8 39.7 40.0 40.4 39.8 37.4 36.9 39.3 39.2 40.7 44.5 43.4 38.7 34.6 32.3 32.8 33.9 34.2 34.8 37.5 39.2 40.4 38.5 44.5 30 41.2 41.2 45.1 47.5 48.1 48.2 49.3 50.4 51.3 52.1 52.3 53.2 54.2 53.7 53.9 53.8 52.8 52.9 51.7 51.1 50.2 49.3 48.6 47.4 50.0 54.2 MEAN 51.9 51.6 50.4 49.6 49.0 48.7 47.5 46.6 46.6 46.6 46.6 46.8 47.1 46.4 46.1 46.2 46.0 46.0 46.0 46.5 47.7 49.0 49.9 51.4 47.9 81.8 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH OCTOBER YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 46.2 45.5 43.6 43.6 44.0 44.8 45.2 45.2 44.8 45.5 45.7 47.6 46.9 48.1 48.0 47.0 46.8 47.3 45.0 40.8 37.3 44.2 45.2 48.0 45.3 48.1 2 48.0 47.4 47.8 44.8 43.5 53.4 52.5 48.1 45.3 43.4 43.6 43.6 43.4 43.5 43.7 42.5 42.6 43.3 43.9 47.2 46.9 45.8 45.2 45.7 45.6 53.4 3 45.4 45.9 46.4 47.5 46.7 46.3 46.3 46.0 48.1 47.8 46.5 47.0 45.9 45.9 46.2 47.1 47.0 47.8 50.0 53.9 55.0 56.0 56.5 56.2 48.6 56.5 4 55.3 53.6 51.9 51.3 51.2 51.1 50.8 50.1 49.9 48.6 49.2 50.1 50.0 48.8 48.4 42.9 44.5 46.2 46.6 45.3 45.3 44.3 43.5 43.6 48.4 55.3 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN 48.7 48.1 47.4 46.8 46.4 48.9 48.7 47.3 47.0 46.3 46.2 47.1 46.5 46.6 46.6 44.9 45.2 46.1 46.4 46.8 46.1 47.6 47.6 48.4 47.0 56.5 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH NOVEMBER YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MIXING RATIO OF SURFACE OZONE IN PARTS PER BILLION STATION TUNDRA LAB MONTH DECEMBER YEAR 2014 EQUIPMENT ECC GMT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MEAN MAX DATE 1 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 2 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 3 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 4 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 5 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 6 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 7 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 8 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 9 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 10 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 11 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 12 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 13 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 14 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 15 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 16 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 17 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 18 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 19 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 20 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 21 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 22 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 23 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 24 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 25 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 26 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 27 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 28 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 29 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 30 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 31 999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9 MEAN999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9999.9