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) MBO 2018 04 01 00 9999.99 MBO 2018 04 09 20 9999.99 MBO 2018 04 09 21 56.39 MBO 2018 04 09 22 51.87 MBO 2018 04 09 23 51.73 MBO 2018 04 10 00 54.37 MBO 2018 04 10 01 55.10 MBO 2018 04 10 02 56.96 MBO 2018 04 10 03 58.42 MBO 2018 04 10 04 9999.99 MBO 2018 04 10 05 9999.99 MBO 2018 04 10 06 9999.99 MBO 2018 04 10 07 9999.99 MBO 2018 04 10 08 49.27 MBO 2018 04 10 09 49.56 MBO 2018 04 10 10 53.07 MBO 2018 04 10 11 53.17 MBO 2018 04 10 12 51.83 MBO 2018 04 10 13 50.46 MBO 2018 04 10 14 46.97 MBO 2018 04 10 15 45.80 MBO 2018 04 10 16 45.78 MBO 2018 04 10 17 45.74 MBO 2018 04 10 18 45.74 MBO 2018 04 10 19 44.58 MBO 2018 04 10 20 43.58 MBO 2018 04 10 21 48.96 MBO 2018 04 10 22 50.24 MBO 2018 04 10 23 49.07 MBO 2018 04 11 00 52.93 MBO 2018 04 11 01 53.36 MBO 2018 04 11 02 54.24 MBO 2018 04 11 03 53.61 MBO 2018 04 11 04 51.83 MBO 2018 04 11 05 51.94 MBO 2018 04 11 06 50.47 MBO 2018 04 11 07 48.34 MBO 2018 04 11 08 51.34 MBO 2018 04 11 09 51.21 MBO 2018 04 11 10 53.49 MBO 2018 04 11 11 55.22 MBO 2018 04 11 12 58.71 MBO 2018 04 11 13 58.94 MBO 2018 04 11 14 57.77 MBO 2018 04 11 15 58.15 MBO 2018 04 11 16 57.72 MBO 2018 04 11 17 57.37 MBO 2018 04 11 18 49.84 MBO 2018 04 11 19 48.18 MBO 2018 04 11 20 48.27 MBO 2018 04 11 21 50.46 MBO 2018 04 11 22 49.62 MBO 2018 04 11 23 48.91 MBO 2018 04 12 00 48.10 MBO 2018 04 12 01 48.68 MBO 2018 04 12 02 49.32 MBO 2018 04 12 03 57.01 MBO 2018 04 12 04 54.22 MBO 2018 04 12 05 51.40 MBO 2018 04 12 06 51.97 MBO 2018 04 12 07 52.04 MBO 2018 04 12 08 52.05 MBO 2018 04 12 09 52.02 MBO 2018 04 12 10 52.54 MBO 2018 04 12 11 52.59 MBO 2018 04 12 12 51.94 MBO 2018 04 12 13 52.33 MBO 2018 04 12 14 51.93 MBO 2018 04 12 15 51.48 MBO 2018 04 12 16 50.94 MBO 2018 04 12 17 49.49 MBO 2018 04 12 18 9999.99 MBO 2018 04 12 19 9999.99 MBO 2018 04 12 20 44.33 MBO 2018 04 12 21 43.41 MBO 2018 04 12 22 43.67 MBO 2018 04 12 23 44.05 MBO 2018 04 13 00 48.38 MBO 2018 04 13 01 47.23 MBO 2018 04 13 02 49.81 MBO 2018 04 13 03 48.48 MBO 2018 04 13 04 49.02 MBO 2018 04 13 05 51.30 MBO 2018 04 13 06 51.26 MBO 2018 04 13 07 53.76 MBO 2018 04 13 08 51.95 MBO 2018 04 13 09 52.83 MBO 2018 04 13 10 52.06 MBO 2018 04 13 11 53.02 MBO 2018 04 13 12 53.74 MBO 2018 04 13 13 53.52 MBO 2018 04 13 14 53.06 MBO 2018 04 13 15 52.52 MBO 2018 04 13 16 50.39 MBO 2018 04 13 17 50.40 MBO 2018 04 13 18 50.64 MBO 2018 04 13 19 49.66 MBO 2018 04 13 20 49.12 MBO 2018 04 13 21 47.82 MBO 2018 04 13 22 50.15 MBO 2018 04 13 23 48.77 MBO 2018 04 14 00 48.80 MBO 2018 04 14 01 49.49 MBO 2018 04 14 02 47.09 MBO 2018 04 14 03 48.49 MBO 2018 04 14 04 60.53 MBO 2018 04 14 05 63.77 MBO 2018 04 14 06 64.25 MBO 2018 04 14 07 68.40 MBO 2018 04 14 08 65.52 MBO 2018 04 14 09 63.87 MBO 2018 04 14 10 64.90 MBO 2018 04 14 11 66.17 MBO 2018 04 14 12 68.80 MBO 2018 04 14 13 71.80 MBO 2018 04 14 14 69.78 MBO 2018 04 14 15 65.99 MBO 2018 04 14 16 66.82 MBO 2018 04 14 17 66.25 MBO 2018 04 14 18 61.40 MBO 2018 04 14 19 60.13 MBO 2018 04 14 20 56.51 MBO 2018 04 14 21 56.82 MBO 2018 04 14 22 52.92 MBO 2018 04 14 23 46.69 MBO 2018 04 15 00 44.32 MBO 2018 04 15 01 43.22 MBO 2018 04 15 02 44.05 MBO 2018 04 15 03 43.14 MBO 2018 04 15 04 43.86 MBO 2018 04 15 05 46.39 MBO 2018 04 15 06 47.50 MBO 2018 04 15 07 51.34 MBO 2018 04 15 08 51.78 MBO 2018 04 15 09 55.84 MBO 2018 04 15 10 55.77 MBO 2018 04 15 11 54.13 MBO 2018 04 15 12 53.19 MBO 2018 04 15 13 53.65 MBO 2018 04 15 14 52.00 MBO 2018 04 15 15 48.45 MBO 2018 04 15 16 47.68 MBO 2018 04 15 17 44.90 MBO 2018 04 15 18 43.30 MBO 2018 04 15 19 42.45 MBO 2018 04 15 20 43.53 MBO 2018 04 15 21 41.16 MBO 2018 04 15 22 44.61 MBO 2018 04 15 23 45.83 MBO 2018 04 16 00 47.02 MBO 2018 04 16 01 52.65 MBO 2018 04 16 02 53.46 MBO 2018 04 16 03 56.05 MBO 2018 04 16 04 53.86 MBO 2018 04 16 05 53.39 MBO 2018 04 16 06 53.89 MBO 2018 04 16 07 53.47 MBO 2018 04 16 08 52.98 MBO 2018 04 16 09 52.95 MBO 2018 04 16 10 53.56 MBO 2018 04 16 11 52.78 MBO 2018 04 16 12 51.31 MBO 2018 04 16 13 51.14 MBO 2018 04 16 14 50.18 MBO 2018 04 16 15 48.50 MBO 2018 04 16 16 49.46 MBO 2018 04 16 17 48.66 MBO 2018 04 16 18 47.24 MBO 2018 04 16 19 46.79 MBO 2018 04 16 20 45.62 MBO 2018 04 16 21 44.62 MBO 2018 04 16 22 43.98 MBO 2018 04 16 23 43.41 MBO 2018 04 17 00 43.95 MBO 2018 04 17 01 46.22 MBO 2018 04 17 02 48.04 MBO 2018 04 17 03 49.18 MBO 2018 04 17 04 48.44 MBO 2018 04 17 05 48.18 MBO 2018 04 17 06 48.56 MBO 2018 04 17 07 48.61 MBO 2018 04 17 08 48.42 MBO 2018 04 17 09 49.14 MBO 2018 04 17 10 49.72 MBO 2018 04 17 11 48.83 MBO 2018 04 17 12 49.17 MBO 2018 04 17 13 49.64 MBO 2018 04 17 14 49.16 MBO 2018 04 17 15 48.32 MBO 2018 04 17 16 48.11 MBO 2018 04 17 17 48.39 MBO 2018 04 17 18 49.33 MBO 2018 04 17 19 48.90 MBO 2018 04 17 20 47.63 MBO 2018 04 17 21 47.13 MBO 2018 04 17 22 47.04 MBO 2018 04 17 23 48.06 MBO 2018 04 18 00 47.50 MBO 2018 04 18 01 48.72 MBO 2018 04 18 02 54.30 MBO 2018 04 18 03 53.20 MBO 2018 04 18 04 51.71 MBO 2018 04 18 05 50.61 MBO 2018 04 18 06 49.72 MBO 2018 04 18 07 49.77 MBO 2018 04 18 08 49.61 MBO 2018 04 18 09 48.76 MBO 2018 04 18 10 48.01 MBO 2018 04 18 11 48.85 MBO 2018 04 18 12 49.37 MBO 2018 04 18 13 49.50 MBO 2018 04 18 14 49.07 MBO 2018 04 18 15 48.53 MBO 2018 04 18 16 47.64 MBO 2018 04 18 17 50.02 MBO 2018 04 18 18 54.39 MBO 2018 04 18 19 53.60 MBO 2018 04 18 20 52.13 MBO 2018 04 18 21 52.02 MBO 2018 04 18 22 48.57 MBO 2018 04 18 23 44.77 MBO 2018 04 19 00 44.95 MBO 2018 04 19 01 46.69 MBO 2018 04 19 02 47.19 MBO 2018 04 19 03 44.72 MBO 2018 04 19 04 45.12 MBO 2018 04 19 05 45.96 MBO 2018 04 19 06 48.47 MBO 2018 04 19 07 50.21 MBO 2018 04 19 08 48.63 MBO 2018 04 19 09 46.31 MBO 2018 04 19 10 47.10 MBO 2018 04 19 11 49.35 MBO 2018 04 19 12 48.93 MBO 2018 04 19 13 48.69 MBO 2018 04 19 14 48.25 MBO 2018 04 19 15 47.85 MBO 2018 04 19 16 46.57 MBO 2018 04 19 17 45.77 MBO 2018 04 19 18 46.41 MBO 2018 04 19 19 46.81 MBO 2018 04 19 20 46.38 MBO 2018 04 19 21 45.77 MBO 2018 04 19 22 46.09 MBO 2018 04 19 23 45.10 MBO 2018 04 20 00 42.58 MBO 2018 04 20 01 43.49 MBO 2018 04 20 02 45.44 MBO 2018 04 20 03 45.65 MBO 2018 04 20 04 40.69 MBO 2018 04 20 05 46.83 MBO 2018 04 20 06 50.39 MBO 2018 04 20 07 50.34 MBO 2018 04 20 08 52.15 MBO 2018 04 20 09 47.36 MBO 2018 04 20 10 52.40 MBO 2018 04 20 11 58.86 MBO 2018 04 20 12 59.50 MBO 2018 04 20 13 59.70 MBO 2018 04 20 14 57.84 MBO 2018 04 20 15 52.93 MBO 2018 04 20 16 53.01 MBO 2018 04 20 17 56.14 MBO 2018 04 20 18 56.67 MBO 2018 04 20 19 54.32 MBO 2018 04 20 20 50.27 MBO 2018 04 20 21 50.63 MBO 2018 04 20 22 48.23 MBO 2018 04 20 23 45.98 MBO 2018 04 21 00 47.91 MBO 2018 04 21 01 49.81 MBO 2018 04 21 02 44.61 MBO 2018 04 21 03 41.93 MBO 2018 04 21 04 51.36 MBO 2018 04 21 05 51.55 MBO 2018 04 21 06 46.77 MBO 2018 04 21 07 43.28 MBO 2018 04 21 08 45.86 MBO 2018 04 21 09 48.81 MBO 2018 04 21 10 53.33 MBO 2018 04 21 11 62.69 MBO 2018 04 21 12 48.95 MBO 2018 04 21 13 45.46 MBO 2018 04 21 14 45.70 MBO 2018 04 21 15 46.42 MBO 2018 04 21 16 51.16 MBO 2018 04 21 17 67.04 MBO 2018 04 21 18 60.55 MBO 2018 04 21 19 50.64 MBO 2018 04 21 20 49.95 MBO 2018 04 21 21 48.74 MBO 2018 04 21 22 49.85 MBO 2018 04 21 23 50.87 MBO 2018 04 22 00 50.85 MBO 2018 04 22 01 48.79 MBO 2018 04 22 02 48.07 MBO 2018 04 22 03 46.85 MBO 2018 04 22 04 48.51 MBO 2018 04 22 05 53.28 MBO 2018 04 22 06 63.93 MBO 2018 04 22 07 64.25 MBO 2018 04 22 08 66.63 MBO 2018 04 22 09 65.35 MBO 2018 04 22 10 63.73 MBO 2018 04 22 11 64.65 MBO 2018 04 22 12 62.65 MBO 2018 04 22 13 64.04 MBO 2018 04 22 14 66.01 MBO 2018 04 22 15 65.04 MBO 2018 04 22 16 62.84 MBO 2018 04 22 17 57.41 MBO 2018 04 22 18 51.73 MBO 2018 04 22 19 51.22 MBO 2018 04 22 20 50.04 MBO 2018 04 22 21 49.22 MBO 2018 04 22 22 51.82 MBO 2018 04 22 23 53.01 MBO 2018 04 23 00 51.46 MBO 2018 04 23 01 50.65 MBO 2018 04 23 02 49.96 MBO 2018 04 23 03 57.00 MBO 2018 04 23 04 55.19 MBO 2018 04 23 05 57.89 MBO 2018 04 23 06 56.35 MBO 2018 04 23 07 49.98 MBO 2018 04 23 08 56.38 MBO 2018 04 23 09 60.52 MBO 2018 04 23 10 59.83 MBO 2018 04 23 11 57.85 MBO 2018 04 23 12 56.15 MBO 2018 04 23 13 60.04 MBO 2018 04 23 14 59.38 MBO 2018 04 23 15 60.04 MBO 2018 04 23 16 60.64 MBO 2018 04 23 17 61.35 MBO 2018 04 23 18 67.86 MBO 2018 04 23 19 71.16 MBO 2018 04 23 20 66.97 MBO 2018 04 23 21 64.94 MBO 2018 04 23 22 60.14 MBO 2018 04 23 23 59.13 MBO 2018 04 24 00 58.24 MBO 2018 04 24 01 59.70 MBO 2018 04 24 02 60.98 MBO 2018 04 24 03 58.85 MBO 2018 04 24 04 56.12 MBO 2018 04 24 05 56.58 MBO 2018 04 24 06 58.13 MBO 2018 04 24 07 57.85 MBO 2018 04 24 08 55.87 MBO 2018 04 24 09 55.34 MBO 2018 04 24 10 56.68 MBO 2018 04 24 11 59.51 MBO 2018 04 24 12 60.02 MBO 2018 04 24 13 59.33 MBO 2018 04 24 14 59.01 MBO 2018 04 24 15 58.38 MBO 2018 04 24 16 59.25 MBO 2018 04 24 17 56.26 MBO 2018 04 24 18 55.34 MBO 2018 04 24 19 57.08 MBO 2018 04 24 20 59.92 MBO 2018 04 24 21 62.90 MBO 2018 04 24 22 63.53 MBO 2018 04 24 23 62.91 MBO 2018 04 25 00 61.57 MBO 2018 04 25 01 59.42 MBO 2018 04 25 02 58.34 MBO 2018 04 25 03 59.93 MBO 2018 04 25 04 58.93 MBO 2018 04 25 05 58.17 MBO 2018 04 25 06 58.60 MBO 2018 04 25 07 57.87 MBO 2018 04 25 08 59.05 MBO 2018 04 25 09 57.08 MBO 2018 04 25 10 56.73 MBO 2018 04 25 11 56.48 MBO 2018 04 25 12 58.40 MBO 2018 04 25 13 58.54 MBO 2018 04 25 14 58.03 MBO 2018 04 25 15 55.90 MBO 2018 04 25 16 54.22 MBO 2018 04 25 17 53.00 MBO 2018 04 25 18 51.45 MBO 2018 04 25 19 51.38 MBO 2018 04 25 20 52.00 MBO 2018 04 25 21 51.98 MBO 2018 04 25 22 53.36 MBO 2018 04 25 23 52.51 MBO 2018 04 26 00 55.55 MBO 2018 04 26 01 58.20 MBO 2018 04 26 02 58.02 MBO 2018 04 26 03 59.33 MBO 2018 04 26 04 56.55 MBO 2018 04 26 05 55.73 MBO 2018 04 26 06 54.32 MBO 2018 04 26 07 53.51 MBO 2018 04 26 08 54.34 MBO 2018 04 26 09 54.92 MBO 2018 04 26 10 53.76 MBO 2018 04 26 11 52.87 MBO 2018 04 26 12 53.66 MBO 2018 04 26 13 53.67 MBO 2018 04 26 14 53.20 MBO 2018 04 26 15 53.50 MBO 2018 04 26 16 53.81 MBO 2018 04 26 17 53.39 MBO 2018 04 26 18 52.40 MBO 2018 04 26 19 51.46 MBO 2018 04 26 20 53.39 MBO 2018 04 26 21 54.65 MBO 2018 04 26 22 54.69 MBO 2018 04 26 23 54.05 MBO 2018 04 27 00 53.98 MBO 2018 04 27 01 54.16 MBO 2018 04 27 02 53.14 MBO 2018 04 27 03 52.57 MBO 2018 04 27 04 52.09 MBO 2018 04 27 05 52.49 MBO 2018 04 27 06 9999.99