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 2011 08 01 00 28.53 31 2011 08 01 01 29.05 31 2011 08 01 02 29.53 31 2011 08 01 03 33.46 31 2011 08 01 04 39.69 31 2011 08 01 05 43.40 31 2011 08 01 06 42.75 31 2011 08 01 07 41.97 31 2011 08 01 08 40.69 31 2011 08 01 09 40.58 31 2011 08 01 10 38.03 31 2011 08 01 11 38.16 31 2011 08 01 12 36.57 31 2011 08 01 13 35.61 31 2011 08 01 14 35.39 31 2011 08 01 15 35.92 31 2011 08 01 16 35.84 31 2011 08 01 17 35.85 31 2011 08 01 18 38.50 31 2011 08 01 19 39.37 31 2011 08 01 20 39.34 31 2011 08 01 22 36.48 31 2011 08 01 23 37.49 31 2011 08 02 00 36.44 31 2011 08 02 01 37.34 31 2011 08 02 02 37.71 31 2011 08 02 03 37.72 31 2011 08 02 04 37.45 31 2011 08 02 05 37.69 31 2011 08 02 06 37.86 31 2011 08 02 07 37.96 31 2011 08 02 08 38.57 31 2011 08 02 09 38.12 31 2011 08 02 10 37.60 31 2011 08 02 11 37.57 31 2011 08 02 12 37.40 31 2011 08 02 13 38.15 31 2011 08 02 14 38.46 31 2011 08 02 15 37.06 31 2011 08 02 16 36.24 31 2011 08 02 17 37.46 31 2011 08 02 18 38.47 31 2011 08 02 19 39.49 31 2011 08 02 20 39.57 31 2011 08 02 21 40.08 31 2011 08 02 22 39.73 31 2011 08 02 23 40.67 31 2011 08 03 00 40.46 31 2011 08 03 01 43.14 31 2011 08 03 02 43.37 31 2011 08 03 03 43.36 31 2011 08 03 04 43.29 31 2011 08 03 05 42.32 31 2011 08 03 06 42.44 31 2011 08 03 07 42.46 31 2011 08 03 08 43.53 31 2011 08 03 09 48.83 31 2011 08 03 10 53.27 31 2011 08 03 11 54.84 31 2011 08 03 12 55.95 31 2011 08 03 13 57.05 31 2011 08 03 14 58.24 31 2011 08 03 15 61.76 31 2011 08 03 16 63.27 31 2011 08 03 17 68.08 31 2011 08 03 18 56.83 31 2011 08 03 19 53.67 31 2011 08 03 20 53.86 31 2011 08 03 21 51.94 31 2011 08 03 22 54.28 31 2011 08 03 23 52.67 31 2011 08 04 00 50.55 31 2011 08 04 01 50.67 31 2011 08 04 02 52.86 31 2011 08 04 03 56.78 31 2011 08 04 04 51.92 31 2011 08 04 05 48.29 31 2011 08 04 06 50.04 31 2011 08 04 07 50.11 31 2011 08 04 08 51.07 31 2011 08 04 09 50.30 31 2011 08 04 10 50.71 31 2011 08 04 11 50.83 31 2011 08 04 12 47.20 31 2011 08 04 13 49.66 31 2011 08 04 14 46.60 31 2011 08 04 15 45.26 31 2011 08 04 16 50.20 31 2011 08 04 17 60.82 31 2011 08 04 18 67.52 31 2011 08 04 20 62.27 31 2011 08 04 21 56.04 31 2011 08 14 13 39.08 31 2011 08 14 14 40.66 31 2011 08 14 15 42.97 31 2011 08 14 16 45.05 31 2011 08 14 17 35.37 31 2011 08 14 18 23.88 31 2011 08 14 19 21.85 31 2011 08 14 20 21.73 31 2011 08 14 21 21.34 31 2011 08 14 22 23.06 31 2011 08 14 23 24.12 31 2011 08 15 00 23.89 31 2011 08 15 01 22.68 31 2011 08 15 02 24.07 31 2011 08 15 03 27.43 31 2011 08 15 04 35.67 31 2011 08 15 05 36.01 31 2011 08 15 06 36.21 31 2011 08 15 07 36.19 31 2011 08 15 08 39.01 31 2011 08 15 09 39.88 31 2011 08 15 10 48.15 31 2011 08 15 11 50.85 31 2011 08 15 12 51.58 31 2011 08 15 13 53.42 31 2011 08 15 14 54.28 31 2011 08 15 15 53.46 31 2011 08 15 16 52.92 31 2011 08 15 17 53.13 31 2011 08 15 18 51.00 31 2011 08 15 19 42.34 31 2011 08 15 20 36.56 31 2011 08 15 22 35.32 31 2011 08 15 23 32.91 31 2011 08 16 00 39.00 31 2011 08 16 01 44.87 31 2011 08 16 02 43.83 31 2011 08 16 03 59.61 31 2011 08 16 04 50.19 31 2011 08 16 05 35.24 31 2011 08 16 06 35.30 31 2011 08 16 07 37.73 31 2011 08 16 08 46.15 31 2011 08 16 09 57.72 31 2011 08 16 10 73.67 31 2011 08 16 11 83.22 31 2011 08 16 12 78.90 31 2011 08 16 13 75.66 31 2011 08 16 14 75.82 31 2011 08 16 15 79.88 31 2011 08 16 16 81.56 31 2011 08 16 17 83.11 31 2011 08 16 18 68.98 31 2011 08 16 19 61.87 31 2011 08 16 20 51.87 31 2011 08 16 21 48.36 31 2011 08 16 22 41.22 31 2011 08 16 23 38.50 31 2011 08 17 00 41.43 31 2011 08 17 01 39.88 31 2011 08 17 02 34.66 31 2011 08 17 03 37.72 31 2011 08 17 04 35.80 31 2011 08 17 05 33.72 31 2011 08 17 06 38.58 31 2011 08 17 07 34.94 31 2011 08 17 08 33.00 31 2011 08 17 09 32.14 31 2011 08 17 10 30.76 31 2011 08 17 11 29.64 31 2011 08 17 12 30.93 31 2011 08 17 13 30.15 31 2011 08 17 14 31.46 31 2011 08 17 15 33.41 31 2011 08 17 16 35.51 31 2011 08 17 17 32.73 31 2011 08 17 18 33.18 31 2011 08 17 19 31.43 31 2011 08 17 20 33.01 31 2011 08 17 21 33.20 31 2011 08 17 22 30.61 31 2011 08 17 23 29.96 31 2011 08 18 00 24.73 31 2011 08 18 01 24.02 31 2011 08 18 02 27.32 31 2011 08 18 03 32.75 31 2011 08 18 04 35.32 31 2011 08 18 05 44.65 31 2011 08 18 06 50.48 31 2011 08 18 07 43.39 31 2011 08 18 08 42.09 31 2011 08 18 09 42.48 31 2011 08 18 10 38.95 31 2011 08 18 11 36.41 31 2011 08 18 12 40.89 31 2011 08 18 13 41.70 31 2011 08 18 14 43.54 31 2011 08 18 15 45.50 31 2011 08 18 16 47.79 31 2011 08 18 17 42.62 31 2011 08 18 18 46.38 31 2011 08 18 19 43.96 31 2011 08 18 20 42.52 31 2011 08 18 21 45.23 31 2011 08 18 22 49.28 31 2011 08 18 23 47.85 31 2011 08 19 00 46.18 31 2011 08 19 01 43.60 31 2011 08 19 02 44.56 31 2011 08 19 03 48.42 31 2011 08 19 04 46.74 31 2011 08 19 05 43.20 31 2011 08 19 06 42.33 31 2011 08 19 07 36.99 31 2011 08 19 08 35.44 31 2011 08 19 09 29.15 31 2011 08 19 10 25.08 31 2011 08 19 11 25.83 31 2011 08 19 12 26.10 31 2011 08 19 13 25.04 31 2011 08 19 14 26.71 31 2011 08 19 15 28.39 31 2011 08 19 16 29.21 31 2011 08 19 17 27.46 31 2011 08 19 18 32.60 31 2011 08 19 19 38.69 31 2011 08 19 20 40.75 31 2011 08 19 21 39.51 31 2011 08 19 22 34.07 31 2011 08 19 23 31.41 31 2011 08 20 00 32.03 31 2011 08 20 01 35.01 31 2011 08 20 02 35.82 31 2011 08 20 03 34.77 31 2011 08 20 04 34.08 31 2011 08 20 05 33.73 31 2011 08 20 06 33.16 31 2011 08 20 07 35.64 31 2011 08 20 08 34.48 31 2011 08 20 09 33.87 31 2011 08 20 10 38.54 31 2011 08 20 11 44.37 31 2011 08 20 12 50.48 31 2011 08 20 13 50.85 31 2011 08 20 14 55.53 31 2011 08 20 15 52.78 31 2011 08 20 16 54.93 31 2011 08 20 17 58.48 31 2011 08 20 18 46.51 31 2011 08 20 19 41.42 31 2011 08 20 20 40.32 31 2011 08 20 21 36.21 31 2011 08 20 22 36.64 31 2011 08 20 23 29.23 31 2011 08 21 00 22.82 31 2011 08 21 01 24.54 31 2011 08 21 02 21.02 31 2011 08 21 03 36.68 31 2011 08 21 04 39.87 31 2011 08 21 05 38.43 31 2011 08 21 06 48.24 31 2011 08 21 07 62.60 31 2011 08 21 08 44.33 31 2011 08 21 09 27.14 31 2011 08 21 10 21.48 31 2011 08 21 11 22.56 31 2011 08 21 12 24.87 31 2011 08 21 13 25.28 31 2011 08 21 14 28.24 31 2011 08 21 15 28.50 31 2011 08 21 16 25.36 31 2011 08 21 17 28.41 31 2011 08 21 18 28.95 31 2011 08 21 19 26.55 31 2011 08 21 20 20.29 31 2011 08 21 21 16.15 31 2011 08 21 22 14.90 31 2011 08 21 23 15.71 31 2011 08 22 00 13.78 31 2011 08 22 01 15.70 31 2011 08 22 02 15.08 31 2011 08 22 03 14.86 31 2011 08 22 04 15.93 31 2011 08 22 05 19.34 31 2011 08 22 06 21.06 31 2011 08 22 07 21.19 31 2011 08 22 08 24.97 31 2011 08 22 09 26.81 31 2011 08 22 10 28.34 31 2011 08 22 11 31.74 31 2011 08 22 12 29.86 31 2011 08 22 13 28.48 31 2011 08 22 14 26.52 31 2011 08 22 15 31.95 31 2011 08 22 16 30.05 31 2011 08 22 17 29.82 31 2011 08 22 18 36.55 31 2011 08 22 19 35.25 31 2011 08 22 20 25.37 31 2011 08 22 22 21.97 31 2011 08 22 23 21.77 31 2011 08 23 00 22.94 31 2011 08 23 01 24.05 31 2011 08 23 02 22.62 31 2011 08 23 03 29.58 31 2011 08 23 04 41.36 31 2011 08 23 05 41.41 31 2011 08 23 06 38.73 31 2011 08 23 07 40.33 31 2011 08 23 08 39.24 31 2011 08 23 09 39.80 31 2011 08 23 10 56.17 31 2011 08 23 11 54.27 31 2011 08 23 12 59.91 31 2011 08 23 13 63.50 31 2011 08 23 14 65.38 31 2011 08 23 15 63.94 31 2011 08 23 16 64.15 31 2011 08 23 17 56.98 31 2011 08 23 18 53.44 31 2011 08 23 19 39.80 31 2011 08 23 20 34.13 31 2011 08 23 21 32.07 31 2011 08 23 22 26.77 31 2011 08 23 23 26.03 31 2011 08 24 00 27.93 31 2011 08 24 01 27.18 31 2011 08 24 02 27.90 31 2011 08 24 03 28.58 31 2011 08 24 04 28.32 31 2011 08 24 05 29.53 31 2011 08 24 06 38.33 31 2011 08 24 07 46.34 31 2011 08 24 08 62.92 31 2011 08 24 09 65.78 31 2011 08 24 10 61.88 31 2011 08 24 11 61.98 31 2011 08 24 12 64.22 31 2011 08 24 13 67.36 31 2011 08 24 14 70.48 31 2011 08 24 15 63.58 31 2011 08 24 16 56.63 31 2011 08 24 17 53.82 31 2011 08 24 18 56.78 31 2011 08 24 19 56.09 31 2011 08 24 20 51.27 31 2011 08 24 21 50.25 31 2011 08 24 22 47.39 31 2011 08 24 23 44.21 31 2011 08 25 00 39.19 31 2011 08 25 01 41.35 31 2011 08 25 02 44.82 31 2011 08 25 03 37.96 31 2011 08 25 04 37.19 31 2011 08 25 06 44.36 31 2011 08 25 07 32.75 31 2011 08 25 08 29.37 31 2011 08 25 09 41.36 31 2011 08 25 10 34.81 31 2011 08 25 11 30.16 31 2011 08 25 12 30.10 31 2011 08 25 13 37.67 31 2011 08 25 14 40.24 31 2011 08 25 15 37.44 31 2011 08 25 16 38.72 31 2011 08 25 17 37.46 31 2011 08 25 18 35.74 31 2011 08 25 19 35.59 31 2011 08 25 20 36.36 31 2011 08 25 21 36.61 31 2011 08 25 22 37.19 31 2011 08 25 23 36.53 31 2011 08 26 00 36.28 31 2011 08 26 01 35.55 31 2011 08 26 02 31.81 31 2011 08 26 03 30.27 31 2011 08 26 04 41.09 31 2011 08 26 05 46.90 31 2011 08 26 06 50.88 31 2011 08 26 07 41.17 31 2011 08 26 08 37.86 31 2011 08 26 09 41.46 31 2011 08 26 10 39.47 31 2011 08 26 11 33.10 31 2011 08 26 12 32.96 31 2011 08 26 13 35.15 31 2011 08 26 14 47.56 31 2011 08 26 15 53.75 31 2011 08 26 16 49.48 31 2011 08 26 17 46.02 31 2011 08 26 18 42.83 31 2011 08 26 19 40.81 31 2011 08 26 20 44.18 31 2011 08 26 21 45.32 31 2011 08 26 23 46.48 31 2011 08 27 00 54.67 31 2011 08 27 01 53.40 31 2011 08 27 02 51.98 31 2011 08 27 03 52.19 31 2011 08 27 04 49.37 31 2011 08 27 05 47.28 31 2011 08 27 06 49.10 31 2011 08 27 07 53.23 31 2011 08 27 08 56.25 31 2011 08 27 09 63.27 31 2011 08 27 10 68.91 31 2011 08 27 11 69.85 31 2011 08 27 12 72.45 31 2011 08 27 13 75.92 31 2011 08 27 14 79.34 31 2011 08 27 15 80.53 31 2011 08 27 16 81.06 31 2011 08 27 17 80.28 31 2011 08 27 18 79.53 31 2011 08 27 19 75.83 31 2011 08 27 20 69.62 31 2011 08 27 21 66.12 31 2011 08 27 22 60.75 31 2011 08 27 23 57.28 31 2011 08 28 00 50.30 31 2011 08 28 01 55.15 31 2011 08 28 02 60.46 31 2011 08 28 03 67.01 31 2011 08 28 04 67.34 31 2011 08 28 05 66.84 31 2011 08 28 06 60.08 31 2011 08 28 07 52.38 31 2011 08 28 08 55.70 31 2011 08 28 09 56.67 31 2011 08 28 10 50.26 31 2011 08 28 11 44.70 31 2011 08 28 12 43.57 31 2011 08 28 13 42.46 31 2011 08 28 14 40.60 31 2011 08 28 15 39.08 31 2011 08 28 16 34.61 31 2011 08 28 17 34.14 31 2011 08 28 18 37.15 31 2011 08 28 19 36.03 31 2011 08 28 20 38.73 31 2011 08 28 21 35.71 31 2011 08 28 22 32.41 31 2011 08 28 23 21.98 31 2011 08 29 00 21.94 31 2011 08 29 01 22.82 31 2011 08 29 02 23.68 31 2011 08 29 03 23.42 31 2011 08 29 04 30.72 31 2011 08 29 05 34.39 31 2011 08 29 06 33.34 31 2011 08 29 07 33.11 31 2011 08 29 08 37.60 31 2011 08 29 09 37.13 31 2011 08 29 10 37.16 31 2011 08 29 11 35.60 31 2011 08 29 12 36.52 31 2011 08 29 13 36.55 31 2011 08 29 14 38.54 31 2011 08 29 15 37.50 31 2011 08 29 16 38.39 31 2011 08 29 17 38.26 31 2011 08 29 18 38.41 31 2011 08 29 19 35.45 31 2011 08 29 22 27.96 31 2011 08 29 23 26.79 31 2011 08 30 00 27.23 31 2011 08 30 01 28.38 31 2011 08 30 02 27.02 31 2011 08 30 03 27.37 31 2011 08 30 04 28.18 31 2011 08 30 05 27.66 31 2011 08 30 06 30.77 31 2011 08 30 07 32.08 31 2011 08 30 08 33.80 31 2011 08 30 09 37.13 31 2011 08 30 10 45.73 31 2011 08 30 11 45.36 31 2011 08 30 12 44.99 31 2011 08 30 13 44.27 31 2011 08 30 14 45.57 31 2011 08 30 15 46.66 31 2011 08 30 16 44.70 31 2011 08 30 17 43.66 31 2011 08 30 18 45.18 31 2011 08 30 19 47.23 31 2011 08 30 20 38.79 31 2011 08 30 21 34.17 31 2011 08 30 22 30.56 31 2011 08 30 23 26.48 31 2011 08 31 00 25.84 31 2011 08 31 01 25.29 31 2011 08 31 02 24.68 31 2011 08 31 03 24.41 31 2011 08 31 04 24.88 31 2011 08 31 05 26.31 31 2011 08 31 06 35.14 31 2011 08 31 07 38.04 31 2011 08 31 08 43.20 31 2011 08 31 09 54.45 31 2011 08 31 10 50.98 31 2011 08 31 11 47.29 31 2011 08 31 12 40.83 31 2011 08 31 13 42.57 31 2011 08 31 14 40.00 31 2011 08 31 15 37.34 31 2011 08 31 16 39.34 31 2011 08 31 17 36.53 31 2011 08 31 18 32.10 31 2011 08 31 19 39.12 31 2011 08 31 20 34.46 31 2011 08 31 21 26.90 31 2011 08 31 22 24.89 31 2011 08 31 23 23.96