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) TUN 2017 05 01 00 55.37 TUN 2017 05 01 01 53.53 TUN 2017 05 01 02 53.26 TUN 2017 05 01 03 51.54 TUN 2017 05 01 04 50.18 TUN 2017 05 01 05 50.29 TUN 2017 05 01 06 48.43 TUN 2017 05 01 07 46.47 TUN 2017 05 01 08 45.72 TUN 2017 05 01 09 47.69 TUN 2017 05 01 10 51.99 TUN 2017 05 01 11 52.94 TUN 2017 05 01 12 52.74 TUN 2017 05 01 13 50.70 TUN 2017 05 01 14 49.64 TUN 2017 05 01 15 50.93 TUN 2017 05 01 16 49.88 TUN 2017 05 01 17 44.59 TUN 2017 05 01 18 40.47 TUN 2017 05 01 19 40.40 TUN 2017 05 01 20 40.67 TUN 2017 05 01 21 41.16 TUN 2017 05 01 22 42.70 TUN 2017 05 01 23 44.55 TUN 2017 05 02 00 47.62 TUN 2017 05 02 01 49.15 TUN 2017 05 02 02 49.57 TUN 2017 05 02 03 50.32 TUN 2017 05 02 04 50.18 TUN 2017 05 02 05 50.57 TUN 2017 05 02 06 52.70 TUN 2017 05 02 07 53.20 TUN 2017 05 02 08 53.82 TUN 2017 05 02 09 54.55 TUN 2017 05 02 10 54.77 TUN 2017 05 02 11 54.77 TUN 2017 05 02 12 54.14 TUN 2017 05 02 13 53.85 TUN 2017 05 02 14 53.38 TUN 2017 05 02 15 53.25 TUN 2017 05 02 16 50.02 TUN 2017 05 02 17 44.09 TUN 2017 05 02 18 39.24 TUN 2017 05 02 19 35.95 TUN 2017 05 02 20 32.76 TUN 2017 05 02 21 35.35 TUN 2017 05 02 22 37.28 TUN 2017 05 02 23 39.82 TUN 2017 05 03 00 43.94 TUN 2017 05 03 01 48.59 TUN 2017 05 03 02 50.47 TUN 2017 05 03 03 52.13 TUN 2017 05 03 04 51.35 TUN 2017 05 03 05 50.38 TUN 2017 05 03 06 49.79 TUN 2017 05 03 07 49.46 TUN 2017 05 03 08 49.77 TUN 2017 05 03 09 49.68 TUN 2017 05 03 10 49.37 TUN 2017 05 03 11 48.94 TUN 2017 05 03 12 49.63 TUN 2017 05 03 13 48.86 TUN 2017 05 03 14 49.58 TUN 2017 05 03 15 46.92 TUN 2017 05 03 16 46.59 TUN 2017 05 03 17 41.46 TUN 2017 05 03 18 36.78 TUN 2017 05 03 19 34.84 TUN 2017 05 03 20 37.01 TUN 2017 05 03 21 43.32 TUN 2017 05 03 22 49.84 TUN 2017 05 03 23 54.59 TUN 2017 05 04 00 58.10 TUN 2017 05 04 01 59.73 TUN 2017 05 04 02 59.40 TUN 2017 05 04 03 58.45 TUN 2017 05 04 04 58.33 TUN 2017 05 04 05 58.41 TUN 2017 05 04 06 58.67 TUN 2017 05 04 07 58.99 TUN 2017 05 04 08 58.33 TUN 2017 05 04 09 57.66 TUN 2017 05 04 10 57.57 TUN 2017 05 04 11 56.91 TUN 2017 05 04 12 54.55 TUN 2017 05 04 13 52.94 TUN 2017 05 04 14 51.63 TUN 2017 05 04 15 51.28 TUN 2017 05 04 16 53.82 TUN 2017 05 04 17 50.92 TUN 2017 05 04 18 52.18 TUN 2017 05 04 19 52.33 TUN 2017 05 04 20 53.24 TUN 2017 05 04 21 54.87 TUN 2017 05 04 22 64.50 TUN 2017 05 04 23 66.80 TUN 2017 05 05 00 68.87 TUN 2017 05 05 01 69.20 TUN 2017 05 05 02 68.89 TUN 2017 05 05 03 68.38 TUN 2017 05 05 04 69.05 TUN 2017 05 05 05 69.27 TUN 2017 05 05 06 55.88 TUN 2017 05 05 07 51.37 TUN 2017 05 05 08 50.98 TUN 2017 05 05 09 51.16 TUN 2017 05 05 10 50.88 TUN 2017 05 05 11 50.92 TUN 2017 05 05 12 55.31 TUN 2017 05 05 13 57.38 TUN 2017 05 05 14 56.92 TUN 2017 05 05 15 56.43 TUN 2017 05 05 16 55.82 TUN 2017 05 05 17 56.71 TUN 2017 05 05 18 56.88 TUN 2017 05 05 19 57.18 TUN 2017 05 05 20 57.37 TUN 2017 05 05 21 57.52 TUN 2017 05 05 22 72.00 TUN 2017 05 05 23 76.77 TUN 2017 05 06 00 77.59 TUN 2017 05 06 01 75.30 TUN 2017 05 06 02 75.12 TUN 2017 05 06 03 73.05 TUN 2017 05 06 04 68.34 TUN 2017 05 06 05 67.10 TUN 2017 05 06 06 67.22 TUN 2017 05 06 07 56.41 TUN 2017 05 06 08 53.91 TUN 2017 05 06 09 54.33 TUN 2017 05 06 10 55.98 TUN 2017 05 06 11 56.17 TUN 2017 05 06 12 55.60 TUN 2017 05 06 13 56.24 TUN 2017 05 06 14 60.12 TUN 2017 05 06 15 60.56 TUN 2017 05 06 16 61.48 TUN 2017 05 06 17 62.04 TUN 2017 05 06 18 64.64 TUN 2017 05 06 19 65.22 TUN 2017 05 06 20 65.85 TUN 2017 05 06 21 63.15 TUN 2017 05 06 22 63.13 TUN 2017 05 06 23 62.00 TUN 2017 05 07 00 63.23 TUN 2017 05 07 01 62.17 TUN 2017 05 07 02 60.59 TUN 2017 05 07 03 60.65 TUN 2017 05 07 04 61.69 TUN 2017 05 07 05 62.62 TUN 2017 05 07 06 61.10 TUN 2017 05 07 07 62.14 TUN 2017 05 07 08 61.79 TUN 2017 05 07 09 61.25 TUN 2017 05 07 10 61.19 TUN 2017 05 07 11 61.31 TUN 2017 05 07 12 61.59 TUN 2017 05 07 13 61.33 TUN 2017 05 07 14 60.55 TUN 2017 05 07 15 61.54 TUN 2017 05 07 16 62.19 TUN 2017 05 07 17 61.50 TUN 2017 05 07 18 62.16 TUN 2017 05 07 19 60.48 TUN 2017 05 07 20 60.72 TUN 2017 05 07 21 60.62 TUN 2017 05 07 22 57.73 TUN 2017 05 07 23 58.00 TUN 2017 05 08 00 57.60 TUN 2017 05 08 01 58.50 TUN 2017 05 08 02 59.05 TUN 2017 05 08 03 59.58 TUN 2017 05 08 04 60.23 TUN 2017 05 08 05 61.22 TUN 2017 05 08 06 60.00 TUN 2017 05 08 07 57.75 TUN 2017 05 08 08 59.86 TUN 2017 05 08 09 58.08 TUN 2017 05 08 10 57.63 TUN 2017 05 08 11 58.31 TUN 2017 05 08 12 57.49 TUN 2017 05 08 13 55.34 TUN 2017 05 08 14 53.14 TUN 2017 05 08 15 53.58 TUN 2017 05 08 16 52.86 TUN 2017 05 08 17 53.41 TUN 2017 05 08 18 58.06 TUN 2017 05 08 19 54.67 TUN 2017 05 08 20 56.39 TUN 2017 05 08 21 55.26 TUN 2017 05 08 22 57.66 TUN 2017 05 08 23 54.78 TUN 2017 05 09 00 52.39 TUN 2017 05 09 01 48.16 TUN 2017 05 09 02 49.52 TUN 2017 05 09 03 48.27 TUN 2017 05 09 04 49.09 TUN 2017 05 09 05 52.50 TUN 2017 05 09 06 53.21 TUN 2017 05 09 07 53.58 TUN 2017 05 09 08 52.65 TUN 2017 05 09 09 52.94 TUN 2017 05 09 10 54.67 TUN 2017 05 09 11 59.44 TUN 2017 05 09 12 60.53 TUN 2017 05 09 13 65.59 TUN 2017 05 09 14 61.08 TUN 2017 05 09 15 55.92 TUN 2017 05 09 16 51.44 TUN 2017 05 09 17 49.53 TUN 2017 05 09 18 52.09 TUN 2017 05 09 19 51.94 TUN 2017 05 09 20 54.63 TUN 2017 05 09 21 54.18 TUN 2017 05 09 22 57.62 TUN 2017 05 09 23 59.47 TUN 2017 05 10 00 59.67 TUN 2017 05 10 01 58.84 TUN 2017 05 10 02 55.99 TUN 2017 05 10 03 55.64 TUN 2017 05 10 04 50.45 TUN 2017 05 10 05 53.34 TUN 2017 05 10 06 53.56 TUN 2017 05 10 07 56.01 TUN 2017 05 10 08 67.05 TUN 2017 05 10 09 65.30 TUN 2017 05 10 10 57.67 TUN 2017 05 10 11 55.56 TUN 2017 05 10 12 52.49 TUN 2017 05 10 13 50.49 TUN 2017 05 10 14 43.41 TUN 2017 05 10 15 46.62 TUN 2017 05 10 16 46.77 TUN 2017 05 10 17 47.93 TUN 2017 05 10 18 49.42 TUN 2017 05 10 19 48.81 TUN 2017 05 10 20 47.42 TUN 2017 05 10 21 45.66 TUN 2017 05 10 22 47.82 TUN 2017 05 10 23 46.55 TUN 2017 05 11 00 45.99 TUN 2017 05 11 01 47.38 TUN 2017 05 11 02 49.52 TUN 2017 05 11 03 51.67 TUN 2017 05 11 04 52.31 TUN 2017 05 11 05 43.95 TUN 2017 05 11 06 43.46 TUN 2017 05 11 07 44.12 TUN 2017 05 11 08 44.85 TUN 2017 05 11 09 47.59 TUN 2017 05 11 10 46.72 TUN 2017 05 11 11 47.61 TUN 2017 05 11 12 47.92 TUN 2017 05 11 13 48.59 TUN 2017 05 11 14 49.10 TUN 2017 05 11 15 50.64 TUN 2017 05 11 16 49.79 TUN 2017 05 11 17 51.13 TUN 2017 05 11 18 53.98 TUN 2017 05 11 19 56.20 TUN 2017 05 11 20 54.04 TUN 2017 05 11 21 50.66 TUN 2017 05 11 22 51.20 TUN 2017 05 11 23 51.38 TUN 2017 05 12 00 54.27 TUN 2017 05 12 01 57.70 TUN 2017 05 12 02 57.26 TUN 2017 05 12 03 57.66 TUN 2017 05 12 04 59.17 TUN 2017 05 12 05 59.30 TUN 2017 05 12 06 59.59 TUN 2017 05 12 07 60.11 TUN 2017 05 12 08 60.53 TUN 2017 05 12 09 60.23 TUN 2017 05 12 10 60.65 TUN 2017 05 12 11 59.79 TUN 2017 05 12 12 60.34 TUN 2017 05 12 13 60.56 TUN 2017 05 12 14 61.39 TUN 2017 05 12 15 61.22 TUN 2017 05 12 16 58.85 TUN 2017 05 12 17 59.33 TUN 2017 05 12 18 61.19 TUN 2017 05 12 19 62.88 TUN 2017 05 12 20 65.56 TUN 2017 05 12 21 73.69 TUN 2017 05 12 22 77.00 TUN 2017 05 12 23 77.90 TUN 2017 05 13 00 73.41 TUN 2017 05 13 01 67.45 TUN 2017 05 13 02 64.20 TUN 2017 05 13 03 66.45 TUN 2017 05 13 04 67.29 TUN 2017 05 13 05 64.54 TUN 2017 05 13 06 64.40 TUN 2017 05 13 07 64.87 TUN 2017 05 13 08 64.63 TUN 2017 05 13 09 66.45 TUN 2017 05 13 10 65.98 TUN 2017 05 13 11 65.92 TUN 2017 05 13 12 65.04 TUN 2017 05 13 13 63.45 TUN 2017 05 13 14 63.38 TUN 2017 05 13 15 64.51 TUN 2017 05 13 16 65.34 TUN 2017 05 13 17 66.27 TUN 2017 05 13 18 67.56 TUN 2017 05 13 19 67.60 TUN 2017 05 13 20 68.77 TUN 2017 05 13 21 67.90 TUN 2017 05 13 22 66.20 TUN 2017 05 13 23 65.53 TUN 2017 05 14 00 65.92 TUN 2017 05 14 01 67.09 TUN 2017 05 14 02 66.03 TUN 2017 05 14 03 64.78 TUN 2017 05 14 04 65.50 TUN 2017 05 14 05 65.96 TUN 2017 05 14 06 65.43 TUN 2017 05 14 07 65.73 TUN 2017 05 14 08 63.87 TUN 2017 05 14 09 62.93 TUN 2017 05 14 10 63.02 TUN 2017 05 14 11 63.24 TUN 2017 05 14 12 63.46 TUN 2017 05 14 13 62.24 TUN 2017 05 14 14 62.74 TUN 2017 05 14 15 59.51 TUN 2017 05 14 16 58.75 TUN 2017 05 14 17 62.65 TUN 2017 05 14 18 67.82 TUN 2017 05 14 19 71.56 TUN 2017 05 14 20 73.65 TUN 2017 05 14 21 72.62 TUN 2017 05 14 22 69.30 TUN 2017 05 14 23 65.06 TUN 2017 05 15 00 61.70 TUN 2017 05 15 01 60.54 TUN 2017 05 15 02 62.04 TUN 2017 05 15 03 63.60 TUN 2017 05 15 04 66.44 TUN 2017 05 15 05 66.58 TUN 2017 05 15 06 67.31 TUN 2017 05 15 07 66.98 TUN 2017 05 15 08 65.80 TUN 2017 05 15 09 64.96 TUN 2017 05 15 10 64.54 TUN 2017 05 15 11 63.83 TUN 2017 05 15 12 63.23 TUN 2017 05 15 13 63.12 TUN 2017 05 15 14 63.50 TUN 2017 05 15 15 63.83 TUN 2017 05 15 16 65.38 TUN 2017 05 15 17 66.57 TUN 2017 05 15 18 64.90 TUN 2017 05 15 19 65.48 TUN 2017 05 15 20 64.75 TUN 2017 05 15 21 69.64 TUN 2017 05 15 22 72.26 TUN 2017 05 15 23 71.98 TUN 2017 05 16 00 70.72 TUN 2017 05 16 01 71.49 TUN 2017 05 16 02 69.11 TUN 2017 05 16 03 65.48 TUN 2017 05 16 04 68.44 TUN 2017 05 16 05 67.70 TUN 2017 05 16 06 68.08 TUN 2017 05 16 07 68.44 TUN 2017 05 16 08 67.62 TUN 2017 05 16 09 65.92 TUN 2017 05 16 10 65.95 TUN 2017 05 16 11 65.75 TUN 2017 05 16 12 65.49 TUN 2017 05 16 13 64.79 TUN 2017 05 16 14 63.55 TUN 2017 05 16 15 61.32 TUN 2017 05 16 16 61.91 TUN 2017 05 16 17 59.51 TUN 2017 05 16 18 61.42 TUN 2017 05 16 19 60.98 TUN 2017 05 16 20 62.32 TUN 2017 05 16 21 63.83 TUN 2017 05 16 22 63.73 TUN 2017 05 16 23 64.40 TUN 2017 05 17 00 62.94 TUN 2017 05 17 01 62.39 TUN 2017 05 17 02 61.90 TUN 2017 05 17 03 61.21 TUN 2017 05 17 04 59.78 TUN 2017 05 17 05 59.15 TUN 2017 05 17 06 58.68 TUN 2017 05 17 07 60.74 TUN 2017 05 17 08 60.98 TUN 2017 05 17 09 60.33 TUN 2017 05 17 10 60.60 TUN 2017 05 17 11 60.92 TUN 2017 05 17 12 59.70 TUN 2017 05 17 13 60.20 TUN 2017 05 17 14 60.67 TUN 2017 05 17 15 59.53 TUN 2017 05 17 16 59.72 TUN 2017 05 17 17 57.23 TUN 2017 05 17 18 56.84 TUN 2017 05 17 19 56.71 TUN 2017 05 17 20 57.05 TUN 2017 05 17 21 58.96 TUN 2017 05 17 22 56.97 TUN 2017 05 17 23 58.97 TUN 2017 05 18 00 60.09 TUN 2017 05 18 01 60.37 TUN 2017 05 18 02 56.46 TUN 2017 05 18 03 52.07 TUN 2017 05 18 04 52.50 TUN 2017 05 18 05 53.11 TUN 2017 05 18 06 54.39 TUN 2017 05 18 07 53.62 TUN 2017 05 18 08 52.52 TUN 2017 05 18 09 52.32 TUN 2017 05 18 10 9999.99