These data are made available to the scientific community and public with the understanding that authors of publications and presentations will contact the PI to obtain up-to-date information on the latest version of the data during the early stages of their analysis. Manuscripts that employ these data should be reviewed by the PI before submission to ensure the quality and limitations of the data are represented. Data Disclaimer: Data has undergone extensive quality checks and is available from NOAA-GMD and WDCGG. However, there still exists the potential for these data to be modified at the discretion of NOAA/ESRL Global Monitoring Division. If you have questions regarding the data in this file, please contact: Audra McClure-Begley: Audra.mcclure@noaa.gov (303-497-6823) Please use the following citation for data use: McClure-Begley, A., Petropavlovskikh, I., Oltmans, S., (2014) NOAA Global Monitoring Surface Ozone Network. Station name, Time start-Time end. National Oceanic and Atmospheric Administration, Earth Systems Research Laboratory Global Monitoring Division. Boulder, CO. DATE ACCESSED http://dx.doi.org/10.7289/V57P8WBF STN YEAR MON DAY HR O3(PPB) 31 2014 05 01 00 40.77 31 2014 05 01 01 41.93 31 2014 05 01 02 43.01 31 2014 05 01 03 42.58 31 2014 05 01 04 43.06 31 2014 05 01 05 45.86 31 2014 05 01 06 52.55 31 2014 05 01 07 56.50 31 2014 05 01 08 52.50 31 2014 05 01 09 52.24 31 2014 05 01 10 52.87 31 2014 05 01 11 57.20 31 2014 05 01 12 42.82 31 2014 05 01 13 47.02 31 2014 05 01 14 48.71 31 2014 05 01 15 40.82 31 2014 05 01 16 35.98 31 2014 05 01 17 36.35 31 2014 05 01 18 37.95 31 2014 05 01 19 37.85 31 2014 05 01 20 35.57 31 2014 05 01 21 32.03 31 2014 05 01 22 27.58 31 2014 05 01 23 23.89 31 2014 05 02 00 23.01 31 2014 05 02 01 25.45 31 2014 05 02 02 30.56 31 2014 05 02 03 31.74 31 2014 05 02 04 31.02 31 2014 05 02 05 29.74 31 2014 05 02 06 29.79 31 2014 05 02 07 30.79 31 2014 05 02 08 37.52 31 2014 05 02 09 41.15 31 2014 05 02 10 38.57 31 2014 05 02 11 43.04 31 2014 05 02 12 56.24 31 2014 05 02 13 65.57 31 2014 05 02 14 65.65 31 2014 05 02 15 64.99 31 2014 05 02 16 65.05 31 2014 05 02 17 60.61 31 2014 05 02 18 50.15 31 2014 05 02 19 35.87 31 2014 05 02 20 33.23 31 2014 05 02 21 33.52 31 2014 05 02 22 32.84 31 2014 05 02 23 33.85 31 2014 05 03 00 33.68 31 2014 05 03 01 34.89 31 2014 05 03 02 36.31 31 2014 05 03 03 34.86 31 2014 05 03 04 36.08 31 2014 05 03 05 42.76 31 2014 05 03 06 50.97 31 2014 05 03 07 54.25 31 2014 05 03 08 56.65 31 2014 05 03 09 57.41 31 2014 05 03 10 57.40 31 2014 05 03 11 58.08 31 2014 05 03 12 54.44 31 2014 05 03 13 60.09 31 2014 05 03 14 66.41 31 2014 05 03 15 65.50 31 2014 05 03 16 54.92 31 2014 05 03 17 48.99 31 2014 05 03 18 49.53 31 2014 05 03 19 47.19 31 2014 05 03 20 42.05 31 2014 05 03 21 37.15 31 2014 05 03 22 37.86 31 2014 05 03 23 35.76 31 2014 05 04 00 35.53 31 2014 05 04 01 36.11 31 2014 05 04 02 37.28 31 2014 05 04 03 34.11 31 2014 05 04 04 39.66 31 2014 05 04 05 44.50 31 2014 05 04 06 50.18 31 2014 05 04 07 84.85 31 2014 05 04 08 73.23 31 2014 05 04 09 76.85 31 2014 05 04 10 75.07 31 2014 05 04 11 76.13 31 2014 05 04 12 72.61 31 2014 05 04 13 79.00 31 2014 05 04 14 84.75 31 2014 05 04 15 80.23 31 2014 05 04 16 82.85 31 2014 05 04 17 56.25 31 2014 05 04 18 49.26 31 2014 05 04 19 48.97 31 2014 05 04 20 47.95 31 2014 05 04 21 43.69 31 2014 05 04 22 38.22 31 2014 05 04 23 38.05 31 2014 05 05 00 36.55 31 2014 05 05 01 36.39 31 2014 05 05 02 36.08 31 2014 05 05 03 35.55 31 2014 05 05 04 49.45 31 2014 05 05 05 68.36 31 2014 05 05 06 59.35 31 2014 05 05 07 94.33 31 2014 05 05 08 81.01 31 2014 05 05 09 84.03 31 2014 05 05 10 83.05 31 2014 05 05 11 74.26 31 2014 05 05 12 76.75 31 2014 05 05 13 82.14 31 2014 05 05 14 78.97 31 2014 05 05 15 76.81 31 2014 05 05 16 78.61 31 2014 05 05 17 77.96 31 2014 05 05 18 69.00 31 2014 05 05 19 53.35 31 2014 05 05 20 44.62 31 2014 05 05 21 39.98 31 2014 05 06 00 36.11 31 2014 05 06 01 35.60 31 2014 05 06 02 36.03 31 2014 05 06 03 39.35 31 2014 05 06 04 38.51 31 2014 05 06 05 46.81 31 2014 05 06 06 53.10 31 2014 05 06 07 60.22 31 2014 05 06 08 76.13 31 2014 05 06 09 72.85 31 2014 05 06 10 84.99 31 2014 05 06 11 82.97 31 2014 05 06 12 83.44 31 2014 05 06 13 90.32 31 2014 05 06 14 93.35 31 2014 05 06 15 92.81 31 2014 05 06 16 94.21 31 2014 05 06 17 94.38 31 2014 05 06 18 84.26 31 2014 05 06 19 68.47 31 2014 05 06 20 52.12 31 2014 05 06 21 48.04 31 2014 05 06 22 45.83 31 2014 05 06 23 41.58 31 2014 05 07 00 38.55 31 2014 05 07 01 39.31 31 2014 05 07 02 46.95 31 2014 05 07 03 63.26 31 2014 05 07 04 51.78 31 2014 05 07 05 55.68 31 2014 05 07 06 58.03 31 2014 05 07 07 85.97 31 2014 05 07 08 98.19 31 2014 05 07 09 95.83 31 2014 05 07 10 91.34 31 2014 05 07 11 89.45 31 2014 05 07 12 86.31 31 2014 05 07 13 86.32 31 2014 05 07 14 85.26 31 2014 05 07 15 86.63 31 2014 05 07 16 88.67 31 2014 05 07 17 85.69 31 2014 05 07 18 84.40 31 2014 05 07 19 73.93 31 2014 05 07 20 66.89 31 2014 05 07 21 48.00 31 2014 05 07 22 36.84 31 2014 05 07 23 35.44 31 2014 05 08 00 36.69 31 2014 05 08 01 36.25 31 2014 05 08 02 48.12 31 2014 05 08 03 65.25 31 2014 05 08 04 60.25 31 2014 05 08 05 63.74 31 2014 05 08 06 66.21 31 2014 05 08 07 67.46 31 2014 05 08 08 68.16 31 2014 05 08 09 72.17 31 2014 05 08 10 74.15 31 2014 05 08 11 74.85 31 2014 05 08 12 76.46 31 2014 05 08 13 75.79 31 2014 05 08 14 80.65 31 2014 05 08 15 80.90 31 2014 05 08 16 84.35 31 2014 05 08 17 79.03 31 2014 05 08 18 77.04 31 2014 05 08 19 68.54 31 2014 05 08 20 58.74 31 2014 05 08 21 47.45 31 2014 05 08 22 48.17 31 2014 05 08 23 42.94 31 2014 05 09 00 41.86 31 2014 05 09 01 42.36 31 2014 05 09 02 47.68 31 2014 05 09 03 48.74 31 2014 05 09 04 56.20 31 2014 05 09 05 54.22 31 2014 05 09 06 64.61 31 2014 05 09 07 64.14 31 2014 05 09 08 73.34 31 2014 05 09 09 76.52 31 2014 05 09 10 78.88 31 2014 05 09 11 85.78 31 2014 05 09 12 87.73 31 2014 05 09 13 87.77 31 2014 05 09 14 87.35 31 2014 05 09 15 92.12 31 2014 05 09 16 91.74 31 2014 05 09 17 85.88 31 2014 05 09 18 80.08 31 2014 05 09 19 69.09 31 2014 05 09 20 55.84 31 2014 05 09 21 39.69 31 2014 05 09 22 34.92 31 2014 05 09 23 36.69 31 2014 05 10 00 34.50 31 2014 05 10 01 33.00 31 2014 05 10 02 32.92 31 2014 05 10 03 37.09 31 2014 05 10 04 46.20 31 2014 05 10 05 48.79 31 2014 05 10 06 62.00 31 2014 05 10 07 66.64 31 2014 05 10 08 68.81 31 2014 05 10 09 66.14 31 2014 05 10 10 64.72 31 2014 05 10 11 66.51 31 2014 05 10 12 68.59 31 2014 05 10 13 67.08 31 2014 05 10 14 66.30 31 2014 05 10 15 68.01 31 2014 05 10 16 65.48 31 2014 05 10 17 56.83 31 2014 05 10 18 39.15 31 2014 05 10 19 33.13 31 2014 05 10 20 30.27 31 2014 05 10 21 29.37 31 2014 05 10 22 29.41 31 2014 05 10 23 33.15 31 2014 05 11 00 36.23 31 2014 05 11 01 37.64 31 2014 05 11 02 39.09 31 2014 05 11 03 40.65 31 2014 05 11 04 38.53 31 2014 05 11 05 62.45 31 2014 05 11 06 70.25 31 2014 05 11 07 70.27 31 2014 05 11 08 70.43 31 2014 05 11 09 70.84 31 2014 05 11 10 71.39 31 2014 05 11 11 71.90 31 2014 05 11 12 71.43 31 2014 05 11 13 71.70 31 2014 05 11 14 68.89 31 2014 05 11 15 60.51 31 2014 05 11 16 61.29 31 2014 05 11 17 64.60 31 2014 05 11 18 60.92 31 2014 05 11 19 59.48 31 2014 05 11 20 51.63 31 2014 05 11 21 37.70 31 2014 05 11 22 40.31 31 2014 05 11 23 40.14 31 2014 05 12 00 40.35 31 2014 05 12 01 40.57 31 2014 05 12 02 40.68 31 2014 05 12 03 43.86 31 2014 05 12 04 42.20 31 2014 05 12 05 56.93 31 2014 05 12 06 61.31 31 2014 05 12 07 63.67 31 2014 05 12 08 62.33 31 2014 05 12 09 66.99 31 2014 05 12 10 71.90 31 2014 05 12 11 69.83 31 2014 05 12 12 67.66 31 2014 05 12 13 67.76 31 2014 05 12 14 69.07 31 2014 05 12 15 69.02 31 2014 05 12 16 65.99 31 2014 05 12 17 64.56 31 2014 05 12 18 61.17 31 2014 05 12 19 58.79 31 2014 05 12 22 36.71 31 2014 05 12 23 34.68 31 2014 05 13 00 34.74 31 2014 05 13 01 28.94 31 2014 05 13 02 27.74 31 2014 05 13 03 31.50 31 2014 05 13 04 36.58 31 2014 05 13 05 62.44 31 2014 05 13 06 67.41 31 2014 05 13 07 76.03 31 2014 05 13 08 68.09 31 2014 05 13 09 61.34 31 2014 05 13 10 53.10 31 2014 05 13 11 48.69 31 2014 05 13 12 48.93 31 2014 05 13 13 50.00 31 2014 05 13 14 52.29 31 2014 05 13 15 50.72 31 2014 05 13 16 45.95 31 2014 05 13 17 47.79 31 2014 05 13 18 52.58 31 2014 05 13 19 48.33 31 2014 05 13 20 44.53 31 2014 05 13 21 39.93 31 2014 05 13 22 33.02 31 2014 05 13 23 32.46 31 2014 05 16 18 47.96 31 2014 05 16 19 72.35 31 2014 05 16 20 64.58 31 2014 05 16 21 46.23 31 2014 05 16 22 39.51 31 2014 05 16 23 37.74 31 2014 05 17 00 33.80 31 2014 05 17 01 33.07 31 2014 05 17 02 35.43 31 2014 05 17 03 51.52 31 2014 05 17 04 62.68 31 2014 05 17 05 61.79 31 2014 05 17 06 65.32 31 2014 05 17 07 71.84 31 2014 05 17 08 77.79 31 2014 05 17 09 78.43 31 2014 05 17 10 78.22 31 2014 05 17 11 76.36 31 2014 05 17 12 77.51 31 2014 05 17 13 78.32 31 2014 05 17 14 77.51 31 2014 05 17 15 78.12 31 2014 05 17 16 78.27 31 2014 05 17 17 77.74 31 2014 05 17 18 76.18 31 2014 05 17 19 75.86 31 2014 05 17 20 70.35 31 2014 05 17 21 54.19 31 2014 05 17 22 53.47 31 2014 05 17 23 52.57 31 2014 05 18 00 52.21 31 2014 05 18 01 50.46 31 2014 05 18 02 57.04 31 2014 05 18 03 64.33 31 2014 05 18 04 72.65 31 2014 05 18 05 57.67 31 2014 05 18 06 67.48 31 2014 05 18 07 61.97 31 2014 05 18 08 65.68 31 2014 05 18 09 73.13 31 2014 05 18 10 72.05 31 2014 05 18 11 73.32 31 2014 05 18 12 72.81 31 2014 05 18 13 74.16 31 2014 05 18 14 74.16 31 2014 05 18 15 74.22 31 2014 05 18 16 74.26 31 2014 05 18 17 73.46 31 2014 05 18 18 73.27 31 2014 05 18 19 71.52 31 2014 05 18 20 66.75 31 2014 05 18 21 56.85 31 2014 05 18 22 51.98 31 2014 05 18 23 45.91 31 2014 05 19 00 42.03 31 2014 05 19 01 44.84 31 2014 05 19 02 42.15 31 2014 05 19 03 61.17 31 2014 05 19 04 69.85 31 2014 05 19 05 70.72 31 2014 05 19 06 67.75 31 2014 05 19 07 71.20 31 2014 05 19 08 76.25 31 2014 05 19 09 71.46 31 2014 05 19 10 70.24 31 2014 05 19 11 71.53 31 2014 05 19 12 75.60 31 2014 05 19 13 77.27 31 2014 05 19 14 78.03 31 2014 05 19 15 73.80 31 2014 05 19 16 67.06 31 2014 05 19 17 76.57 31 2014 05 19 18 75.36 31 2014 05 19 19 70.26 31 2014 05 20 15 60.29 31 2014 05 20 16 60.11 31 2014 05 20 17 59.65 31 2014 05 20 18 59.84 31 2014 05 20 19 58.28 31 2014 05 20 20 52.56 31 2014 05 20 21 49.64 31 2014 05 20 22 45.89 31 2014 05 20 23 38.79 31 2014 05 21 00 37.09 31 2014 05 21 01 38.44 31 2014 05 21 02 39.00 31 2014 05 21 03 46.31 31 2014 05 21 04 54.76 31 2014 05 21 05 51.51 31 2014 05 21 06 54.20 31 2014 05 21 07 65.71 31 2014 05 21 08 65.50 31 2014 05 21 09 65.57 31 2014 05 21 10 65.79 31 2014 05 21 11 65.39 31 2014 05 21 12 65.40 31 2014 05 21 13 65.60 31 2014 05 21 14 65.31 31 2014 05 21 15 64.00 31 2014 05 21 16 63.58 31 2014 05 21 17 61.57 31 2014 05 21 18 63.11 31 2014 05 21 19 56.21 31 2014 05 21 20 44.56 31 2014 05 21 21 41.71 31 2014 05 21 22 31.94 31 2014 05 21 23 27.92 31 2014 05 22 00 32.49 31 2014 05 22 01 30.20 31 2014 05 22 02 34.45 31 2014 05 22 03 35.30 31 2014 05 22 04 49.98 31 2014 05 22 05 58.95 31 2014 05 22 06 58.78 31 2014 05 22 07 59.33 31 2014 05 22 08 59.37 31 2014 05 22 09 57.54 31 2014 05 22 10 57.03 31 2014 05 22 11 56.60 31 2014 05 22 12 55.41 31 2014 05 22 13 50.29 31 2014 05 22 14 50.67 31 2014 05 22 15 50.16 31 2014 05 22 16 48.66 31 2014 05 22 17 50.03 31 2014 05 22 18 46.85 31 2014 05 22 19 33.45 31 2014 05 22 20 30.24 31 2014 05 22 21 23.78 31 2014 05 22 22 26.34 31 2014 05 22 23 28.10 31 2014 05 23 00 31.85 31 2014 05 23 01 34.96 31 2014 05 23 02 38.51 31 2014 05 23 03 37.50 31 2014 05 23 04 44.96 31 2014 05 23 05 48.23 31 2014 05 23 06 47.00 31 2014 05 23 07 47.18 31 2014 05 23 08 49.72 31 2014 05 23 09 50.93 31 2014 05 23 10 54.33 31 2014 05 23 11 50.43 31 2014 05 23 12 48.57 31 2014 05 23 13 48.91 31 2014 05 23 14 48.44 31 2014 05 23 15 49.63 31 2014 05 23 16 49.55 31 2014 05 23 17 44.04 31 2014 05 23 18 48.57 31 2014 05 23 19 44.33 31 2014 05 23 20 38.49 31 2014 05 23 21 35.89 31 2014 05 23 22 29.25 31 2014 05 23 23 30.81 31 2014 05 24 00 35.12 31 2014 05 24 01 34.22 31 2014 05 24 02 37.03 31 2014 05 24 03 36.53 31 2014 05 24 04 39.89 31 2014 05 24 05 42.16 31 2014 05 24 06 44.16 31 2014 05 24 07 44.57 31 2014 05 24 08 48.43 31 2014 05 24 09 48.30 31 2014 05 24 10 44.49 31 2014 05 24 11 46.20 31 2014 05 24 12 44.91 31 2014 05 24 13 44.59 31 2014 05 24 14 44.61 31 2014 05 24 15 45.44 31 2014 05 24 16 45.74 31 2014 05 24 17 46.46 31 2014 05 24 18 47.50 31 2014 05 24 19 45.20 31 2014 05 24 20 41.08 31 2014 05 24 21 39.42 31 2014 05 24 22 36.40 31 2014 05 24 23 33.66 31 2014 05 25 00 33.28 31 2014 05 25 01 33.20 31 2014 05 25 02 32.45 31 2014 05 25 03 35.08 31 2014 05 25 04 31.88 31 2014 05 25 05 31.34 31 2014 05 25 06 38.37 31 2014 05 25 07 43.21 31 2014 05 25 08 42.88 31 2014 05 25 09 41.89 31 2014 05 25 10 43.45 31 2014 05 25 11 43.33 31 2014 05 25 12 44.68 31 2014 05 25 13 41.35 31 2014 05 25 14 39.82 31 2014 05 25 15 39.41 31 2014 05 25 16 41.00 31 2014 05 25 17 49.48 31 2014 05 25 18 45.74 31 2014 05 25 19 42.47 31 2014 05 25 20 39.52 31 2014 05 25 21 34.87 31 2014 05 25 22 30.42 31 2014 05 25 23 30.00 31 2014 05 26 00 32.38 31 2014 05 26 01 32.16 31 2014 05 26 02 31.14 31 2014 05 26 03 31.36 31 2014 05 26 04 31.06 31 2014 05 26 05 31.62 31 2014 05 26 06 36.42 31 2014 05 26 07 37.88 31 2014 05 26 08 36.66 31 2014 05 26 09 36.24 31 2014 05 26 10 36.99 31 2014 05 26 11 38.95 31 2014 05 26 12 41.00 31 2014 05 26 13 42.88 31 2014 05 26 14 42.01 31 2014 05 26 15 42.23 31 2014 05 26 16 43.30 31 2014 05 26 17 43.60 31 2014 05 26 18 36.85 31 2014 05 26 19 34.46 31 2014 05 26 20 30.68 31 2014 05 26 21 30.30 31 2014 05 26 22 32.12 31 2014 05 26 23 35.43 31 2014 05 27 00 35.89 31 2014 05 27 01 34.34 31 2014 05 27 02 34.70 31 2014 05 27 03 33.32 31 2014 05 27 04 33.47 31 2014 05 27 05 33.00 31 2014 05 27 06 36.66 31 2014 05 27 07 33.36 31 2014 05 27 08 36.33 31 2014 05 27 09 39.14 31 2014 05 27 10 39.31 31 2014 05 27 11 37.66 31 2014 05 27 12 38.67 31 2014 05 27 13 40.41 31 2014 05 27 14 39.92 31 2014 05 27 15 36.49 31 2014 05 27 16 36.79 31 2014 05 27 17 37.69 31 2014 05 27 18 37.55 31 2014 05 27 19 36.23 31 2014 05 27 20 34.68 31 2014 05 27 21 37.33 31 2014 05 27 22 38.87 31 2014 05 27 23 38.64 31 2014 05 28 00 39.80 31 2014 05 28 01 39.84 31 2014 05 28 02 38.38 31 2014 05 28 03 38.54 31 2014 05 28 04 43.08 31 2014 05 28 05 48.54 31 2014 05 28 06 49.62 31 2014 05 28 07 51.03 31 2014 05 28 08 51.14 31 2014 05 28 09 46.97 31 2014 05 28 10 42.67 31 2014 05 28 11 44.57 31 2014 05 28 12 44.10 31 2014 05 28 13 43.94 31 2014 05 28 14 45.27 31 2014 05 28 15 46.15 31 2014 05 28 16 49.65 31 2014 05 28 17 48.29 31 2014 05 28 18 48.10 31 2014 05 28 19 47.64 31 2014 05 28 20 47.44 31 2014 05 28 21 46.57 31 2014 05 29 00 38.52 31 2014 05 29 01 35.56 31 2014 05 29 02 32.46 31 2014 05 29 03 33.47 31 2014 05 29 04 34.16 31 2014 05 29 05 38.54 31 2014 05 29 06 49.19 31 2014 05 29 07 49.26 31 2014 05 29 08 48.72 31 2014 05 29 09 50.95 31 2014 05 29 10 48.56 31 2014 05 29 11 52.36 31 2014 05 29 12 51.23 31 2014 05 29 13 52.66 31 2014 05 29 14 52.41 31 2014 05 29 15 52.99 31 2014 05 29 16 49.50 31 2014 05 29 17 42.40 31 2014 05 29 18 44.34 31 2014 05 29 19 46.56 31 2014 05 29 20 45.66 31 2014 05 29 21 44.94 31 2014 05 29 22 40.73 31 2014 05 29 23 41.41 31 2014 05 30 00 43.06 31 2014 05 30 01 40.47 31 2014 05 30 02 40.84 31 2014 05 30 03 38.48 31 2014 05 30 04 43.02 31 2014 05 30 05 44.25 31 2014 05 30 06 41.88 31 2014 05 30 07 40.04 31 2014 05 30 08 41.90 31 2014 05 30 09 45.76 31 2014 05 30 10 48.69 31 2014 05 30 11 53.82 31 2014 05 30 12 57.19 31 2014 05 30 13 55.29 31 2014 05 30 14 52.53 31 2014 05 30 15 51.58 31 2014 05 30 16 52.03 31 2014 05 30 17 50.53 31 2014 05 30 18 44.60 31 2014 05 30 19 34.55 31 2014 05 30 20 35.28 31 2014 05 30 21 31.77 31 2014 05 30 22 35.92 31 2014 05 30 23 29.05 31 2014 05 31 00 25.44 31 2014 05 31 01 27.74 31 2014 05 31 02 30.60 31 2014 05 31 03 32.29 31 2014 05 31 04 27.34 31 2014 05 31 05 35.11 31 2014 05 31 06 34.66 31 2014 05 31 07 46.70 31 2014 05 31 08 52.75 31 2014 05 31 09 53.70 31 2014 05 31 10 52.58 31 2014 05 31 11 52.83 31 2014 05 31 12 51.83 31 2014 05 31 13 52.74 31 2014 05 31 14 50.43 31 2014 05 31 15 53.27 31 2014 05 31 16 52.69 31 2014 05 31 17 49.08 31 2014 05 31 18 37.19 31 2014 05 31 19 37.67 31 2014 05 31 20 35.34 31 2014 05 31 21 33.64 31 2014 05 31 22 34.90 31 2014 05 31 23 34.17