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) RPB 2011 04 01 00 27.27 RPB 2011 04 01 01 27.65 RPB 2011 04 01 02 27.17 RPB 2011 04 01 03 27.88 RPB 2011 04 01 04 28.61 RPB 2011 04 01 05 29.69 RPB 2011 04 01 06 29.88 RPB 2011 04 01 07 29.15 RPB 2011 04 01 08 29.39 RPB 2011 04 01 09 30.18 RPB 2011 04 01 10 29.99 RPB 2011 04 01 11 30.17 RPB 2011 04 01 12 29.84 RPB 2011 04 01 13 29.16 RPB 2011 04 01 14 28.51 RPB 2011 04 01 15 27.82 RPB 2011 04 01 16 27.31 RPB 2011 04 01 17 26.64 RPB 2011 04 01 18 26.81 RPB 2011 04 01 19 27.03 RPB 2011 04 01 20 26.69 RPB 2011 04 01 21 26.41 RPB 2011 04 01 22 27.14 RPB 2011 04 01 23 27.60 RPB 2011 04 02 00 27.35 RPB 2011 04 02 01 27.71 RPB 2011 04 02 02 27.85 RPB 2011 04 02 03 27.85 RPB 2011 04 02 04 28.33 RPB 2011 04 02 05 28.42 RPB 2011 04 02 06 28.62 RPB 2011 04 02 07 28.60 RPB 2011 04 02 08 29.26 RPB 2011 04 02 09 29.51 RPB 2011 04 02 10 29.38 RPB 2011 04 02 11 29.37 RPB 2011 04 02 12 28.95 RPB 2011 04 02 13 28.64 RPB 2011 04 02 14 28.16 RPB 2011 04 02 15 27.50 RPB 2011 04 02 16 26.95 RPB 2011 04 02 17 26.14 RPB 2011 04 02 18 25.52 RPB 2011 04 02 19 25.42 RPB 2011 04 02 20 24.94 RPB 2011 04 02 21 25.11 RPB 2011 04 02 22 25.25 RPB 2011 04 02 23 25.61 RPB 2011 04 03 00 26.28 RPB 2011 04 03 01 25.87 RPB 2011 04 03 02 25.83 RPB 2011 04 03 03 26.14 RPB 2011 04 03 04 26.57 RPB 2011 04 03 05 26.67 RPB 2011 04 03 06 26.75 RPB 2011 04 03 07 26.65 RPB 2011 04 03 08 26.75 RPB 2011 04 03 09 27.12 RPB 2011 04 03 10 27.07 RPB 2011 04 03 11 27.34 RPB 2011 04 03 13 27.37 RPB 2011 04 03 14 27.25 RPB 2011 04 03 15 26.79 RPB 2011 04 03 16 25.74 RPB 2011 04 03 17 24.66 RPB 2011 04 03 18 23.94 RPB 2011 04 03 19 23.96 RPB 2011 04 03 20 24.17 RPB 2011 04 03 21 24.23 RPB 2011 04 03 22 24.50 RPB 2011 04 03 23 24.77 RPB 2011 04 04 00 25.30 RPB 2011 04 04 01 25.59 RPB 2011 04 04 02 25.85 RPB 2011 04 04 03 26.20 RPB 2011 04 04 04 26.38 RPB 2011 04 04 05 26.89 RPB 2011 04 04 06 27.41 RPB 2011 04 04 07 27.12 RPB 2011 04 04 08 27.27 RPB 2011 04 04 09 27.48 RPB 2011 04 04 10 27.23 RPB 2011 04 04 11 27.32 RPB 2011 04 04 12 26.50 RPB 2011 04 04 13 26.59 RPB 2011 04 04 14 26.90 RPB 2011 04 04 15 26.78 RPB 2011 04 04 16 26.67 RPB 2011 04 04 17 25.84 RPB 2011 04 04 18 25.36 RPB 2011 04 04 19 25.42 RPB 2011 04 04 20 25.93 RPB 2011 04 04 21 26.63 RPB 2011 04 04 22 25.54 RPB 2011 04 04 23 25.14 RPB 2011 04 05 00 25.21 RPB 2011 04 05 01 25.41 RPB 2011 04 05 02 25.27 RPB 2011 04 05 03 25.54 RPB 2011 04 05 04 25.44 RPB 2011 04 05 05 25.93 RPB 2011 04 05 06 27.43 RPB 2011 04 05 07 28.38 RPB 2011 04 05 08 28.48 RPB 2011 04 05 09 29.24 RPB 2011 04 05 10 29.55 RPB 2011 04 05 11 29.84 RPB 2011 04 05 12 30.24 RPB 2011 04 05 13 29.80 RPB 2011 04 05 14 28.33 RPB 2011 04 05 15 27.33 RPB 2011 04 05 16 26.32 RPB 2011 04 05 17 25.90 RPB 2011 04 05 18 25.21 RPB 2011 04 05 19 25.12 RPB 2011 04 05 20 25.01 RPB 2011 04 05 21 25.26 RPB 2011 04 05 22 25.38 RPB 2011 04 05 23 25.52 RPB 2011 04 06 00 25.66 RPB 2011 04 06 01 25.50 RPB 2011 04 06 02 25.13 RPB 2011 04 06 03 25.33 RPB 2011 04 06 04 25.56 RPB 2011 04 06 05 25.30 RPB 2011 04 06 06 25.03 RPB 2011 04 06 07 25.31 RPB 2011 04 06 08 25.47 RPB 2011 04 06 09 25.47 RPB 2011 04 06 10 25.19 RPB 2011 04 06 11 25.14 RPB 2011 04 06 12 25.72 RPB 2011 04 06 13 26.94 RPB 2011 04 06 14 25.73 RPB 2011 04 06 15 25.21 RPB 2011 04 06 16 24.32 RPB 2011 04 06 17 24.20 RPB 2011 04 06 18 24.01 RPB 2011 04 06 19 24.23 RPB 2011 04 06 20 23.40 RPB 2011 04 06 21 23.44 RPB 2011 04 06 22 23.30 RPB 2011 04 06 23 23.79 RPB 2011 04 07 00 24.07 RPB 2011 04 07 01 24.34 RPB 2011 04 07 02 24.78 RPB 2011 04 07 03 25.23 RPB 2011 04 07 04 25.43 RPB 2011 04 07 05 25.80 RPB 2011 04 07 06 26.13 RPB 2011 04 07 07 26.66 RPB 2011 04 07 08 27.36 RPB 2011 04 07 09 27.37 RPB 2011 04 07 10 27.11 RPB 2011 04 07 11 27.10 RPB 2011 04 07 12 27.45 RPB 2011 04 07 13 27.62 RPB 2011 04 07 14 27.37 RPB 2011 04 07 15 27.34 RPB 2011 04 07 16 26.99 RPB 2011 04 07 17 27.49 RPB 2011 04 07 18 27.42 RPB 2011 04 07 19 27.58 RPB 2011 04 07 20 28.43 RPB 2011 04 07 21 29.87 RPB 2011 04 07 22 29.84 RPB 2011 04 07 23 30.33 RPB 2011 04 08 00 29.03 RPB 2011 04 08 01 28.91 RPB 2011 04 08 02 28.85 RPB 2011 04 08 03 28.45 RPB 2011 04 08 04 28.30 RPB 2011 04 08 05 27.86 RPB 2011 04 08 06 28.28 RPB 2011 04 08 07 29.53 RPB 2011 04 08 08 28.71 RPB 2011 04 08 09 28.89 RPB 2011 04 08 10 30.44 RPB 2011 04 08 11 30.16 RPB 2011 04 08 12 29.63 RPB 2011 04 08 13 29.23 RPB 2011 04 08 14 29.70 RPB 2011 04 08 15 29.69 RPB 2011 04 08 16 29.66 RPB 2011 04 08 17 28.83 RPB 2011 04 08 18 28.66 RPB 2011 04 08 19 28.14 RPB 2011 04 08 20 27.11 RPB 2011 04 08 21 26.87 RPB 2011 04 08 22 27.25 RPB 2011 04 08 23 27.39 RPB 2011 04 09 00 26.93 RPB 2011 04 09 01 28.21 RPB 2011 04 09 02 30.12 RPB 2011 04 09 03 29.64 RPB 2011 04 09 04 29.44 RPB 2011 04 09 05 29.91 RPB 2011 04 09 06 29.88 RPB 2011 04 09 07 29.55 RPB 2011 04 09 08 29.50 RPB 2011 04 09 09 30.08 RPB 2011 04 09 10 31.25 RPB 2011 04 09 11 32.03 RPB 2011 04 09 12 31.79 RPB 2011 04 09 13 31.83 RPB 2011 04 09 14 31.22 RPB 2011 04 09 15 30.34 RPB 2011 04 09 16 28.97 RPB 2011 04 09 17 27.62 RPB 2011 04 09 18 28.10 RPB 2011 04 09 19 28.68 RPB 2011 04 09 20 28.81 RPB 2011 04 09 21 29.42 RPB 2011 04 09 22 31.42 RPB 2011 04 09 23 32.43 RPB 2011 04 10 00 32.01 RPB 2011 04 10 01 33.12 RPB 2011 04 10 02 34.67 RPB 2011 04 10 03 38.05 RPB 2011 04 10 04 39.97 RPB 2011 04 10 05 40.57 RPB 2011 04 10 06 41.85 RPB 2011 04 10 07 42.73 RPB 2011 04 10 08 42.84 RPB 2011 04 10 09 42.74 RPB 2011 04 16 04 26.05 RPB 2011 04 16 05 25.97 RPB 2011 04 16 06 25.94 RPB 2011 04 16 07 26.19 RPB 2011 04 16 08 26.34 RPB 2011 04 16 09 25.89 RPB 2011 04 16 10 24.39 RPB 2011 04 16 11 23.85 RPB 2011 04 16 12 24.00 RPB 2011 04 16 13 23.84 RPB 2011 04 16 14 24.05 RPB 2011 04 16 15 24.56 RPB 2011 04 16 16 25.22 RPB 2011 04 16 17 26.46 RPB 2011 04 16 18 27.37 RPB 2011 04 16 19 26.59 RPB 2011 04 16 20 27.27 RPB 2011 04 16 21 25.26 RPB 2011 04 16 22 25.66 RPB 2011 04 16 23 26.21 RPB 2011 04 17 00 28.53 RPB 2011 04 17 01 25.18 RPB 2011 04 17 02 24.51 RPB 2011 04 17 03 22.41 RPB 2011 04 17 04 22.28 RPB 2011 04 17 05 22.36 RPB 2011 04 17 06 22.66 RPB 2011 04 17 07 22.62 RPB 2011 04 17 08 27.48 RPB 2011 04 17 09 25.60 RPB 2011 04 17 10 24.46 RPB 2011 04 17 11 25.71 RPB 2011 04 17 12 28.16 RPB 2011 04 17 15 38.72 RPB 2011 04 17 16 35.66 RPB 2011 04 17 17 33.68 RPB 2011 04 17 18 31.48 RPB 2011 04 17 19 31.16 RPB 2011 04 17 20 38.09 RPB 2011 04 17 21 40.80 RPB 2011 04 17 22 38.94 RPB 2011 04 17 23 41.48 RPB 2011 04 18 00 40.46 RPB 2011 04 18 01 39.59 RPB 2011 04 18 02 43.12 RPB 2011 04 18 03 40.62 RPB 2011 04 18 04 40.56 RPB 2011 04 18 05 41.38 RPB 2011 04 18 06 41.14 RPB 2011 04 18 07 41.35 RPB 2011 04 18 08 41.95 RPB 2011 04 18 09 40.40 RPB 2011 04 18 10 37.01 RPB 2011 04 18 11 36.55 RPB 2011 04 18 12 39.56 RPB 2011 04 18 13 38.48 RPB 2011 04 18 14 38.00 RPB 2011 04 18 15 39.85 RPB 2011 04 18 16 38.74 RPB 2011 04 18 17 39.86 RPB 2011 04 18 18 39.74 RPB 2011 04 18 19 40.36 RPB 2011 04 18 20 44.55 RPB 2011 04 18 21 43.62 RPB 2011 04 18 22 43.42 RPB 2011 04 18 23 41.95 RPB 2011 04 19 00 40.56 RPB 2011 04 19 01 41.92 RPB 2011 04 19 02 39.56 RPB 2011 04 19 03 40.44 RPB 2011 04 19 04 39.32 RPB 2011 04 19 05 39.87 RPB 2011 04 19 06 41.08 RPB 2011 04 19 07 39.54 RPB 2011 04 19 08 39.03 RPB 2011 04 19 09 36.82 RPB 2011 04 19 10 35.69 RPB 2011 04 19 11 36.84 RPB 2011 04 19 12 37.02 RPB 2011 04 19 13 39.28 RPB 2011 04 19 14 38.00 RPB 2011 04 19 15 38.44 RPB 2011 04 19 16 38.54 RPB 2011 04 19 17 39.30 RPB 2011 04 19 18 40.50 RPB 2011 04 19 19 37.26 RPB 2011 04 19 20 39.66 RPB 2011 04 19 21 40.82 RPB 2011 04 19 22 36.56 RPB 2011 04 19 23 38.00 RPB 2011 04 20 00 36.48 RPB 2011 04 20 01 35.94 RPB 2011 04 20 02 33.29 RPB 2011 04 20 03 32.58 RPB 2011 04 20 04 31.54 RPB 2011 04 20 05 30.65 RPB 2011 04 20 06 31.21 RPB 2011 04 20 07 30.06 RPB 2011 04 20 08 29.12 RPB 2011 04 20 09 27.70 RPB 2011 04 20 10 26.07 RPB 2011 04 20 11 26.06 RPB 2011 04 20 12 23.78 RPB 2011 04 20 13 24.87 RPB 2011 04 20 14 24.79 RPB 2011 04 20 15 24.36 RPB 2011 04 20 16 26.14 RPB 2011 04 20 17 24.13 RPB 2011 04 20 18 25.83 RPB 2011 04 20 19 26.08 RPB 2011 04 20 20 26.10 RPB 2011 04 20 21 23.94 RPB 2011 04 20 22 25.39 RPB 2011 04 20 23 25.35 RPB 2011 04 21 00 24.34 RPB 2011 04 21 01 23.02 RPB 2011 04 21 02 22.14 RPB 2011 04 21 03 21.19 RPB 2011 04 21 04 20.34 RPB 2011 04 21 05 21.94 RPB 2011 04 21 06 21.64 RPB 2011 04 21 07 22.82 RPB 2011 04 21 08 24.69 RPB 2011 04 21 09 20.83 RPB 2011 04 21 10 18.54 RPB 2011 04 21 11 18.77 RPB 2011 04 21 12 19.74 RPB 2011 04 21 13 20.71 RPB 2011 04 21 14 20.37 RPB 2011 04 21 15 21.50 RPB 2011 04 21 16 22.22 RPB 2011 04 21 17 23.32 RPB 2011 04 21 18 22.72 RPB 2011 04 21 19 22.71 RPB 2011 04 21 20 22.71 RPB 2011 04 21 21 24.84 RPB 2011 04 21 22 24.57 RPB 2011 04 21 23 24.46 RPB 2011 04 22 00 23.27 RPB 2011 04 22 01 22.83 RPB 2011 04 22 02 21.83 RPB 2011 04 22 03 21.30 RPB 2011 04 22 04 20.75 RPB 2011 04 22 05 20.82 RPB 2011 04 22 06 20.78 RPB 2011 04 22 07 22.38 RPB 2011 04 22 08 24.31 RPB 2011 04 22 09 24.73 RPB 2011 04 22 10 23.46 RPB 2011 04 22 11 23.08 RPB 2011 04 22 12 23.11 RPB 2011 04 22 13 25.22 RPB 2011 04 22 14 26.18 RPB 2011 04 22 15 27.30 RPB 2011 04 22 16 28.50 RPB 2011 04 22 17 27.96 RPB 2011 04 22 18 27.18 RPB 2011 04 22 21 26.81 RPB 2011 04 22 22 26.78 RPB 2011 04 22 23 26.49 RPB 2011 04 23 00 28.06 RPB 2011 04 23 01 28.09 RPB 2011 04 23 02 27.73 RPB 2011 04 23 03 27.91 RPB 2011 04 23 04 26.91 RPB 2011 04 23 05 25.23 RPB 2011 04 23 06 25.79 RPB 2011 04 23 07 26.03 RPB 2011 04 23 08 25.02 RPB 2011 04 23 09 22.70 RPB 2011 04 23 10 23.03 RPB 2011 04 23 11 24.03 RPB 2011 04 23 12 23.89 RPB 2011 04 23 13 24.44 RPB 2011 04 23 14 24.13 RPB 2011 04 23 15 24.85 RPB 2011 04 23 16 25.64 RPB 2011 04 23 17 24.52 RPB 2011 04 23 18 24.70 RPB 2011 04 23 19 22.98 RPB 2011 04 23 20 24.24 RPB 2011 04 23 21 25.45 RPB 2011 04 23 22 27.50 RPB 2011 04 23 23 28.23 RPB 2011 04 24 00 27.51 RPB 2011 04 24 01 29.65 RPB 2011 04 24 02 29.60 RPB 2011 04 24 03 28.53 RPB 2011 04 24 04 28.40 RPB 2011 04 24 05 28.66 RPB 2011 04 24 06 28.97 RPB 2011 04 24 07 28.56 RPB 2011 04 24 08 27.69 RPB 2011 04 24 09 28.22 RPB 2011 04 24 10 28.61 RPB 2011 04 24 11 30.30 RPB 2011 04 24 14 33.98 RPB 2011 04 24 15 33.04 RPB 2011 04 24 16 33.48 RPB 2011 04 24 17 32.78 RPB 2011 04 24 18 36.88 RPB 2011 04 24 19 34.65 RPB 2011 04 24 20 32.37 RPB 2011 04 24 21 29.99 RPB 2011 04 24 22 31.51 RPB 2011 04 24 23 33.26 RPB 2011 04 25 00 32.37 RPB 2011 04 25 01 32.41 RPB 2011 04 25 02 31.13 RPB 2011 04 25 03 30.72 RPB 2011 04 25 04 30.48 RPB 2011 04 25 05 31.92 RPB 2011 04 25 06 31.15 RPB 2011 04 25 07 29.74 RPB 2011 04 25 08 29.98 RPB 2011 04 25 09 28.05 RPB 2011 04 25 10 27.87 RPB 2011 04 25 11 28.18 RPB 2011 04 25 12 27.90 RPB 2011 04 25 13 29.14 RPB 2011 04 25 14 29.92 RPB 2011 04 25 15 30.16 RPB 2011 04 25 16 29.01 RPB 2011 04 25 17 24.84 RPB 2011 04 25 18 24.83 RPB 2011 04 25 19 41.96 RPB 2011 04 25 20 38.69 RPB 2011 04 25 21 39.79 RPB 2011 04 25 22 34.88 RPB 2011 04 25 23 31.45 RPB 2011 04 26 00 30.32 RPB 2011 04 26 01 29.36 RPB 2011 04 26 02 28.56 RPB 2011 04 26 03 27.62 RPB 2011 04 26 04 27.19 RPB 2011 04 26 05 27.30 RPB 2011 04 26 06 27.25 RPB 2011 04 26 07 27.88 RPB 2011 04 26 08 27.41 RPB 2011 04 26 09 25.68 RPB 2011 04 26 10 28.41 RPB 2011 04 26 11 28.73 RPB 2011 04 26 12 25.85 RPB 2011 04 26 14 26.44 RPB 2011 04 26 15 28.11 RPB 2011 04 26 16 32.40 RPB 2011 04 26 17 33.47 RPB 2011 04 26 18 27.29 RPB 2011 04 26 19 25.72 RPB 2011 04 26 20 27.15 RPB 2011 04 26 21 27.43 RPB 2011 04 26 22 27.71 RPB 2011 04 26 23 28.15 RPB 2011 04 27 00 29.06 RPB 2011 04 27 01 30.46 RPB 2011 04 27 02 31.75 RPB 2011 04 27 03 28.58 RPB 2011 04 27 07 18.47 RPB 2011 04 27 08 27.85 RPB 2011 04 27 09 27.52 RPB 2011 04 27 10 27.25 RPB 2011 04 27 11 28.28 RPB 2011 04 27 12 28.93 RPB 2011 04 27 13 29.07 RPB 2011 04 27 14 28.92 RPB 2011 04 27 15 28.01 RPB 2011 04 27 16 27.27 RPB 2011 04 27 17 27.32 RPB 2011 04 27 18 27.05 RPB 2011 04 27 19 26.65 RPB 2011 04 27 20 26.88 RPB 2011 04 27 21 26.85 RPB 2011 04 27 22 26.96 RPB 2011 04 27 23 26.53 RPB 2011 04 28 00 26.21 RPB 2011 04 28 01 25.01 RPB 2011 04 28 02 26.35 RPB 2011 04 28 03 24.56 RPB 2011 04 28 06 24.77 RPB 2011 04 28 07 25.36 RPB 2011 04 28 08 26.10 RPB 2011 04 28 09 24.97 RPB 2011 04 28 10 24.80 RPB 2011 04 28 11 25.19 RPB 2011 04 28 12 25.08 RPB 2011 04 28 13 26.06 RPB 2011 04 28 14 26.49 RPB 2011 04 28 20 22.88 RPB 2011 04 28 21 23.58 RPB 2011 04 28 22 24.12 RPB 2011 04 28 23 23.76 RPB 2011 04 29 00 23.79 RPB 2011 04 29 01 23.93 RPB 2011 04 29 02 22.48 RPB 2011 04 29 03 24.05 RPB 2011 04 29 04 22.80 RPB 2011 04 29 19 22.01 RPB 2011 04 29 20 23.10 RPB 2011 04 29 21 24.66 RPB 2011 04 29 22 24.82 RPB 2011 04 29 23 24.91 RPB 2011 04 30 00 25.73 RPB 2011 04 30 01 26.56 RPB 2011 04 30 02 26.82 RPB 2011 04 30 03 25.68 RPB 2011 04 30 04 26.22 RPB 2011 04 30 05 27.47 RPB 2011 04 30 06 27.54 RPB 2011 04 30 07 26.60 RPB 2011 04 30 08 26.07 RPB 2011 04 30 09 19.07 RPB 2011 04 30 10 22.37 RPB 2011 04 30 11 22.77 RPB 2011 04 30 12 22.50 RPB 2011 04 30 13 21.02 RPB 2011 04 30 14 20.35 RPB 2011 04 30 15 20.39 RPB 2011 04 30 16 19.69 RPB 2011 04 30 17 19.15 RPB 2011 04 30 18 19.13 RPB 2011 04 30 19 19.45 RPB 2011 04 30 20 18.80 RPB 2011 04 30 21 19.04 RPB 2011 04 30 22 19.16 RPB 2011 04 30 23 19.09