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) NWR 2019 10 01 00 43.99 NWR 2019 10 01 01 38.46 NWR 2019 10 01 02 34.52 NWR 2019 10 01 03 28.66 NWR 2019 10 01 04 21.90 NWR 2019 10 01 05 20.73 NWR 2019 10 01 06 18.62 NWR 2019 10 01 07 21.44 NWR 2019 10 01 08 14.53 NWR 2019 10 01 09 13.75 NWR 2019 10 01 10 15.65 NWR 2019 10 01 11 16.68 NWR 2019 10 01 12 15.15 NWR 2019 10 01 13 16.17 NWR 2019 10 01 14 21.06 NWR 2019 10 01 15 21.00 NWR 2019 10 01 16 20.97 NWR 2019 10 01 17 16.37 NWR 2019 10 01 18 20.01 NWR 2019 10 01 19 22.07 NWR 2019 10 01 20 20.17 NWR 2019 10 01 21 26.04 NWR 2019 10 01 22 32.89 NWR 2019 10 01 23 32.29 NWR 2019 10 02 00 31.51 NWR 2019 10 02 01 30.28 NWR 2019 10 02 02 18.65 NWR 2019 10 02 03 14.29 NWR 2019 10 02 04 11.92 NWR 2019 10 02 05 11.18 NWR 2019 10 02 06 7.82 NWR 2019 10 02 07 8.28 NWR 2019 10 02 08 6.91 NWR 2019 10 02 09 8.44 NWR 2019 10 02 10 23.06 NWR 2019 10 02 11 51.91 NWR 2019 10 02 12 53.86 NWR 2019 10 02 13 53.91 NWR 2019 10 02 14 53.38 NWR 2019 10 02 15 53.99 NWR 2019 10 02 16 54.75 NWR 2019 10 02 17 55.60 NWR 2019 10 02 18 55.36 NWR 2019 10 02 19 55.16 NWR 2019 10 02 20 56.67 NWR 2019 10 02 21 56.43 NWR 2019 10 02 22 57.05 NWR 2019 10 02 23 57.82 NWR 2019 10 03 00 58.63 NWR 2019 10 03 01 58.74 NWR 2019 10 03 02 53.55 NWR 2019 10 03 03 40.89 NWR 2019 10 03 04 29.06 NWR 2019 10 03 05 30.11 NWR 2019 10 03 06 33.32 NWR 2019 10 03 07 28.37 NWR 2019 10 03 08 30.60 NWR 2019 10 03 09 40.49 NWR 2019 10 03 10 45.74 NWR 2019 10 03 11 48.15 NWR 2019 10 03 12 49.52 NWR 2019 10 03 13 48.73 NWR 2019 10 03 14 49.66 NWR 2019 10 03 15 47.30 NWR 2019 10 03 16 50.42 NWR 2019 10 03 17 38.82 NWR 2019 10 03 18 37.96 NWR 2019 10 03 19 38.95 NWR 2019 10 03 20 43.41 NWR 2019 10 03 21 48.43 NWR 2019 10 03 22 50.03 NWR 2019 10 03 23 47.20 NWR 2019 10 04 00 38.10 NWR 2019 10 04 01 33.20 NWR 2019 10 04 02 40.45 NWR 2019 10 04 03 42.51 NWR 2019 10 04 04 43.32 NWR 2019 10 04 05 44.38 NWR 2019 10 04 06 43.91 NWR 2019 10 04 07 39.60 NWR 2019 10 04 08 40.19 NWR 2019 10 04 09 40.06 NWR 2019 10 04 10 40.45 NWR 2019 10 04 11 41.26 NWR 2019 10 04 12 37.67 NWR 2019 10 04 13 33.92 NWR 2019 10 04 14 38.94 NWR 2019 10 04 15 41.14 NWR 2019 10 04 16 40.93 NWR 2019 10 04 17 41.74 NWR 2019 10 04 18 42.21 NWR 2019 10 04 19 41.06 NWR 2019 10 04 20 40.79 NWR 2019 10 04 21 40.51 NWR 2019 10 04 22 40.77 NWR 2019 10 04 23 42.68 NWR 2019 10 05 00 45.98 NWR 2019 10 05 01 45.43 NWR 2019 10 05 02 43.07 NWR 2019 10 05 03 43.39 NWR 2019 10 05 04 46.17 NWR 2019 10 05 05 49.42 NWR 2019 10 05 06 49.46 NWR 2019 10 05 07 49.07 NWR 2019 10 05 08 49.52 NWR 2019 10 05 09 48.96 NWR 2019 10 05 10 48.26 NWR 2019 10 05 11 50.40 NWR 2019 10 05 12 49.15 NWR 2019 10 05 13 49.40 NWR 2019 10 05 14 50.96 NWR 2019 10 05 15 56.10 NWR 2019 10 05 16 62.09 NWR 2019 10 05 17 67.63 NWR 2019 10 05 18 59.96 NWR 2019 10 05 19 57.05 NWR 2019 10 05 20 60.28 NWR 2019 10 05 21 60.68 NWR 2019 10 05 22 58.13 NWR 2019 10 05 23 56.81 NWR 2019 10 06 00 58.17 NWR 2019 10 06 01 57.23 NWR 2019 10 06 02 55.14 NWR 2019 10 06 03 53.91 NWR 2019 10 06 04 52.37 NWR 2019 10 06 05 52.43 NWR 2019 10 06 06 51.61 NWR 2019 10 06 07 51.32 NWR 2019 10 06 08 50.54 NWR 2019 10 06 09 45.73 NWR 2019 10 06 10 44.26 NWR 2019 10 06 11 42.13 NWR 2019 10 06 12 43.55 NWR 2019 10 06 13 43.51 NWR 2019 10 06 14 39.16 NWR 2019 10 06 15 38.75 NWR 2019 10 06 16 46.65 NWR 2019 10 06 17 46.62 NWR 2019 10 06 18 47.34 NWR 2019 10 06 19 47.07 NWR 2019 10 06 20 48.39 NWR 2019 10 06 21 48.60 NWR 2019 10 06 22 49.07 NWR 2019 10 06 23 49.54 NWR 2019 10 07 00 48.30 NWR 2019 10 07 01 45.72 NWR 2019 10 07 02 42.71 NWR 2019 10 07 03 43.86 NWR 2019 10 07 04 45.11 NWR 2019 10 07 05 46.66 NWR 2019 10 07 06 48.46 NWR 2019 10 07 07 50.19 NWR 2019 10 07 08 51.05 NWR 2019 10 07 09 51.21 NWR 2019 10 07 10 52.20 NWR 2019 10 07 11 54.67 NWR 2019 10 07 12 56.61 NWR 2019 10 07 13 54.59 NWR 2019 10 07 14 54.48 NWR 2019 10 07 15 54.82 NWR 2019 10 07 16 54.69 NWR 2019 10 07 17 55.02 NWR 2019 10 07 18 54.38 NWR 2019 10 07 19 53.84 NWR 2019 10 07 20 54.24 NWR 2019 10 07 21 54.25 NWR 2019 10 07 22 54.76 NWR 2019 10 07 23 55.25 NWR 2019 10 08 00 54.99 NWR 2019 10 08 01 51.55 NWR 2019 10 08 02 52.30 NWR 2019 10 08 03 57.67 NWR 2019 10 08 04 57.66 NWR 2019 10 08 05 54.84 NWR 2019 10 08 06 55.62 NWR 2019 10 08 07 57.14 NWR 2019 10 08 08 56.92 NWR 2019 10 08 09 56.29 NWR 2019 10 08 10 56.70 NWR 2019 10 08 11 55.95 NWR 2019 10 08 12 55.65 NWR 2019 10 08 13 53.03 NWR 2019 10 08 14 48.65 NWR 2019 10 08 15 48.02 NWR 2019 10 08 16 50.43 NWR 2019 10 08 17 55.12 NWR 2019 10 08 18 55.96 NWR 2019 10 08 19 51.27 NWR 2019 10 08 20 50.13 NWR 2019 10 08 21 51.18 NWR 2019 10 08 22 48.04 NWR 2019 10 08 23 45.74 NWR 2019 10 09 00 44.06 NWR 2019 10 09 01 44.24 NWR 2019 10 09 02 43.53 NWR 2019 10 09 03 43.07 NWR 2019 10 09 04 45.14 NWR 2019 10 09 05 45.98 NWR 2019 10 09 06 46.66 NWR 2019 10 09 07 46.56 NWR 2019 10 09 08 45.23 NWR 2019 10 09 09 44.91 NWR 2019 10 09 10 45.41 NWR 2019 10 09 11 45.13 NWR 2019 10 09 12 45.47 NWR 2019 10 09 13 45.22 NWR 2019 10 09 14 44.86 NWR 2019 10 09 15 46.00 NWR 2019 10 09 16 45.84 NWR 2019 10 09 17 45.08 NWR 2019 10 09 18 45.65 NWR 2019 10 09 19 44.10 NWR 2019 10 09 20 44.37 NWR 2019 10 09 21 44.78 NWR 2019 10 09 22 45.86 NWR 2019 10 09 23 48.83 NWR 2019 10 10 00 42.56 NWR 2019 10 10 01 35.09 NWR 2019 10 10 02 27.65 NWR 2019 10 10 03 19.70 NWR 2019 10 10 04 15.20 NWR 2019 10 10 05 12.31 NWR 2019 10 10 06 12.07 NWR 2019 10 10 07 12.92 NWR 2019 10 10 08 13.48 NWR 2019 10 10 09 13.11 NWR 2019 10 10 10 14.68 NWR 2019 10 10 11 16.18 NWR 2019 10 10 12 18.99 NWR 2019 10 10 13 21.39 NWR 2019 10 10 14 22.27 NWR 2019 10 10 15 22.95 NWR 2019 10 10 16 23.72 NWR 2019 10 10 17 24.70 NWR 2019 10 10 18 26.40 NWR 2019 10 10 19 27.37 NWR 2019 10 10 20 27.08 NWR 2019 10 10 21 27.58 NWR 2019 10 10 22 36.39 NWR 2019 10 10 23 33.76 NWR 2019 10 11 00 30.80 NWR 2019 10 11 01 30.80 NWR 2019 10 11 02 31.57 NWR 2019 10 11 03 31.88 NWR 2019 10 11 04 32.65 NWR 2019 10 11 05 33.26 NWR 2019 10 11 06 33.34 NWR 2019 10 11 07 33.16 NWR 2019 10 11 08 33.34 NWR 2019 10 11 09 33.46 NWR 2019 10 11 10 34.48 NWR 2019 10 11 11 35.82 NWR 2019 10 11 12 36.23 NWR 2019 10 11 13 37.57 NWR 2019 10 11 14 39.77 NWR 2019 10 11 15 43.81 NWR 2019 10 11 16 46.43 NWR 2019 10 11 17 48.56 NWR 2019 10 11 18 48.27 NWR 2019 10 11 19 47.74 NWR 2019 10 11 20 48.74 NWR 2019 10 11 21 49.77 NWR 2019 10 11 22 49.66 NWR 2019 10 11 23 48.16 NWR 2019 10 12 00 47.39 NWR 2019 10 12 01 48.79 NWR 2019 10 12 02 50.26 NWR 2019 10 12 03 51.31 NWR 2019 10 12 04 50.76 NWR 2019 10 12 05 51.27 NWR 2019 10 12 06 51.04 NWR 2019 10 12 07 51.56 NWR 2019 10 12 08 50.96 NWR 2019 10 12 09 49.82 NWR 2019 10 12 10 50.76 NWR 2019 10 12 11 50.20 NWR 2019 10 12 12 50.06 NWR 2019 10 12 13 49.63 NWR 2019 10 12 14 49.49 NWR 2019 10 12 15 49.50 NWR 2019 10 12 16 50.96 NWR 2019 10 12 17 50.81 NWR 2019 10 12 18 50.92 NWR 2019 10 12 19 50.59 NWR 2019 10 12 20 50.26 NWR 2019 10 12 21 49.71 NWR 2019 10 12 22 49.05 NWR 2019 10 12 23 49.31 NWR 2019 10 13 00 49.55 NWR 2019 10 13 01 48.82 NWR 2019 10 13 02 49.77 NWR 2019 10 13 03 50.74 NWR 2019 10 13 04 50.64 NWR 2019 10 13 05 51.17 NWR 2019 10 13 06 50.86 NWR 2019 10 13 07 50.33 NWR 2019 10 13 08 50.14 NWR 2019 10 13 09 50.61 NWR 2019 10 13 10 50.23 NWR 2019 10 13 11 49.41 NWR 2019 10 13 12 50.15 NWR 2019 10 13 13 49.90 NWR 2019 10 13 14 49.07 NWR 2019 10 13 15 50.35 NWR 2019 10 13 16 50.48 NWR 2019 10 13 17 51.02 NWR 2019 10 13 18 51.11 NWR 2019 10 13 19 51.51 NWR 2019 10 13 20 51.72 NWR 2019 10 13 21 51.43 NWR 2019 10 13 22 49.95 NWR 2019 10 13 23 49.56 NWR 2019 10 14 00 45.09 NWR 2019 10 14 01 43.87 NWR 2019 10 14 02 49.30 NWR 2019 10 14 03 48.38 NWR 2019 10 14 04 46.11 NWR 2019 10 14 05 49.77 NWR 2019 10 14 06 49.48 NWR 2019 10 14 07 51.10 NWR 2019 10 14 08 52.79 NWR 2019 10 14 09 52.13 NWR 2019 10 14 10 51.38 NWR 2019 10 14 11 51.35 NWR 2019 10 14 12 50.89 NWR 2019 10 14 13 50.10 NWR 2019 10 14 14 49.91 NWR 2019 10 14 15 49.42 NWR 2019 10 14 16 49.29 NWR 2019 10 14 17 48.97 NWR 2019 10 14 18 48.57 NWR 2019 10 14 19 48.87 NWR 2019 10 14 20 50.53 NWR 2019 10 14 21 51.18 NWR 2019 10 14 22 52.66 NWR 2019 10 14 23 54.93 NWR 2019 10 15 00 54.23 NWR 2019 10 15 01 53.44 NWR 2019 10 15 02 52.71 NWR 2019 10 15 03 50.51 NWR 2019 10 15 04 48.73 NWR 2019 10 15 05 47.81 NWR 2019 10 15 06 48.22 NWR 2019 10 15 07 48.43 NWR 2019 10 15 08 49.89 NWR 2019 10 15 09 43.70 NWR 2019 10 15 10 47.69 NWR 2019 10 15 11 48.07 NWR 2019 10 15 12 44.84 NWR 2019 10 15 13 47.39 NWR 2019 10 15 14 48.43 NWR 2019 10 15 15 51.35 NWR 2019 10 15 16 52.76 NWR 2019 10 15 17 54.63 NWR 2019 10 15 18 52.23 NWR 2019 10 15 19 49.97 NWR 2019 10 15 20 50.39 NWR 2019 10 15 21 50.05 NWR 2019 10 15 22 49.93 NWR 2019 10 15 23 48.52 NWR 2019 10 16 00 47.08 NWR 2019 10 16 01 45.89 NWR 2019 10 16 02 44.24 NWR 2019 10 16 03 44.07 NWR 2019 10 16 04 43.74 NWR 2019 10 16 05 44.35 NWR 2019 10 16 06 44.25 NWR 2019 10 16 07 44.99 NWR 2019 10 16 08 44.86 NWR 2019 10 16 09 45.69 NWR 2019 10 16 10 44.46 NWR 2019 10 16 11 44.82 NWR 2019 10 16 12 44.50 NWR 2019 10 16 13 46.29 NWR 2019 10 16 14 48.51 NWR 2019 10 16 15 47.53 NWR 2019 10 16 16 46.20 NWR 2019 10 16 17 46.68 NWR 2019 10 16 18 47.08 NWR 2019 10 16 19 45.32 NWR 2019 10 16 20 43.97 NWR 2019 10 16 21 45.83 NWR 2019 10 16 22 46.22 NWR 2019 10 16 23 46.80 NWR 2019 10 17 00 46.82 NWR 2019 10 17 01 47.87 NWR 2019 10 17 02 46.23 NWR 2019 10 17 03 45.89 NWR 2019 10 17 04 45.00 NWR 2019 10 17 05 43.69 NWR 2019 10 17 06 43.06 NWR 2019 10 17 07 44.70 NWR 2019 10 17 08 44.80 NWR 2019 10 17 09 41.60 NWR 2019 10 17 10 42.45 NWR 2019 10 17 11 41.87 NWR 2019 10 17 12 41.48 NWR 2019 10 17 13 41.82 NWR 2019 10 17 14 41.66 NWR 2019 10 17 15 41.17 NWR 2019 10 17 16 41.65 NWR 2019 10 17 17 40.85 NWR 2019 10 17 18 40.97 NWR 2019 10 17 19 41.30 NWR 2019 10 17 20 42.47 NWR 2019 10 17 21 41.60 NWR 2019 10 17 22 38.76 NWR 2019 10 17 23 36.73 NWR 2019 10 18 00 34.97 NWR 2019 10 18 01 41.32 NWR 2019 10 18 02 41.67 NWR 2019 10 18 03 48.50 NWR 2019 10 18 04 50.77 NWR 2019 10 18 05 50.85 NWR 2019 10 18 06 50.60 NWR 2019 10 18 07 50.92 NWR 2019 10 18 08 50.61 NWR 2019 10 18 09 51.00 NWR 2019 10 18 10 50.27 NWR 2019 10 18 11 49.00 NWR 2019 10 18 12 47.98 NWR 2019 10 18 13 46.91 NWR 2019 10 18 14 44.35 NWR 2019 10 18 15 44.60 NWR 2019 10 18 16 44.07 NWR 2019 10 18 17 45.77 NWR 2019 10 18 18 48.37 NWR 2019 10 18 19 51.17 NWR 2019 10 18 20 51.56 NWR 2019 10 18 21 50.44 NWR 2019 10 18 22 48.90 NWR 2019 10 18 23 47.28 NWR 2019 10 19 00 47.18 NWR 2019 10 19 01 46.08 NWR 2019 10 19 02 44.96 NWR 2019 10 19 03 44.21 NWR 2019 10 19 04 42.98 NWR 2019 10 19 05 43.71 NWR 2019 10 19 06 43.00 NWR 2019 10 19 07 43.25 NWR 2019 10 19 08 43.64 NWR 2019 10 19 09 43.08 NWR 2019 10 19 10 42.59 NWR 2019 10 19 11 43.94 NWR 2019 10 19 12 44.18 NWR 2019 10 19 13 44.19 NWR 2019 10 19 14 44.79 NWR 2019 10 19 15 44.36 NWR 2019 10 19 16 43.86 NWR 2019 10 19 17 43.82 NWR 2019 10 19 18 44.54 NWR 2019 10 19 19 44.79 NWR 2019 10 19 20 45.06 NWR 2019 10 19 21 45.37 NWR 2019 10 19 22 46.04 NWR 2019 10 19 23 45.09 NWR 2019 10 20 00 43.91 NWR 2019 10 20 01 41.13 NWR 2019 10 20 02 45.93 NWR 2019 10 20 03 46.09 NWR 2019 10 20 04 45.66 NWR 2019 10 20 05 45.62 NWR 2019 10 20 06 45.15 NWR 2019 10 20 07 42.05 NWR 2019 10 20 08 42.29 NWR 2019 10 20 09 48.07 NWR 2019 10 20 10 47.56 NWR 2019 10 20 11 45.69 NWR 2019 10 20 12 45.14 NWR 2019 10 20 13 43.79 NWR 2019 10 20 14 43.01 NWR 2019 10 20 15 41.78 NWR 2019 10 20 16 40.81 NWR 2019 10 20 17 40.36 NWR 2019 10 20 18 39.55 NWR 2019 10 20 19 39.13 NWR 2019 10 20 20 38.48 NWR 2019 10 20 21 37.98 NWR 2019 10 20 22 38.14 NWR 2019 10 20 23 37.86 NWR 2019 10 21 00 38.63 NWR 2019 10 21 01 38.13 NWR 2019 10 21 02 37.92 NWR 2019 10 21 03 37.59 NWR 2019 10 21 04 37.84 NWR 2019 10 21 05 39.21 NWR 2019 10 21 06 38.61 NWR 2019 10 21 07 38.43 NWR 2019 10 21 08 38.43 NWR 2019 10 21 09 9999.99