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 enure the quality and limitation of the data are represented. Data Disclaimer: Data has undergone extensive quality checks and is available from NOAA-GML and WDCGG. However, there still exists the potential for these data to be modified at the discretion of NOAA/ESRL Gloabl Monitoring Laboratory. If you have any questions regarding the data in this file, please contact: Irina Petropavlovskikh: Irina.Petro@noaa.gov | (303) 497-6279 Peter Effertz: Peter.effertz@noaa.gov | (720) 314-8380 Please use the following citation for data use: McClure-Begley, A., Petropavlovskikh, I., Oltmans, S., (2014) NOAA GLobal Monitoring Surface Ozone Netowrk. Station name, Time start-Time end. National Oceanic and Atmospheric Administration, Earth Systems Research Labortory Global Monitoring Laboratory. Boulder, CO. DATE ACCESSED http://dx.doi.org/10.7289/V57P8WBF STN YEAR MON DAY HR O3(PPB) BOS 2023 05 01 00 57.45 BOS 2023 05 01 01 54.69 BOS 2023 05 01 02 47.43 BOS 2023 05 01 03 46.71 BOS 2023 05 01 04 47.46 BOS 2023 05 01 05 44.41 BOS 2023 05 01 06 44.21 BOS 2023 05 01 07 42.14 BOS 2023 05 01 08 39.03 BOS 2023 05 01 09 33.65 BOS 2023 05 01 10 33.35 BOS 2023 05 01 11 32.66 BOS 2023 05 01 12 35.27 BOS 2023 05 01 13 36.55 BOS 2023 05 01 14 36.65 BOS 2023 05 01 15 37.86 BOS 2023 05 01 16 40.14 BOS 2023 05 01 17 43.00 BOS 2023 05 01 18 47.58 BOS 2023 05 01 19 49.87 BOS 2023 05 01 20 53.58 BOS 2023 05 01 21 55.15 BOS 2023 05 01 22 59.46 BOS 2023 05 01 23 67.47 BOS 2023 05 02 00 60.78 BOS 2023 05 02 01 57.33 BOS 2023 05 02 02 56.42 BOS 2023 05 02 03 52.14 BOS 2023 05 02 04 45.76 BOS 2023 05 02 05 44.19 BOS 2023 05 02 06 45.94 BOS 2023 05 02 07 43.26 BOS 2023 05 02 08 41.77 BOS 2023 05 02 09 40.44 BOS 2023 05 02 10 40.77 BOS 2023 05 02 11 41.29 BOS 2023 05 02 12 39.64 BOS 2023 05 02 13 41.29 BOS 2023 05 02 14 39.55 BOS 2023 05 02 15 39.95 BOS 2023 05 02 16 42.74 BOS 2023 05 02 17 46.20 BOS 2023 05 02 18 52.70 BOS 2023 05 02 19 57.19 BOS 2023 05 02 20 62.16 BOS 2023 05 02 21 64.70 BOS 2023 05 02 22 62.50 BOS 2023 05 02 23 58.87 BOS 2023 05 03 00 57.77 BOS 2023 05 03 01 58.77 BOS 2023 05 03 02 55.55 BOS 2023 05 03 03 54.95 BOS 2023 05 03 04 51.06 BOS 2023 05 03 05 50.60 BOS 2023 05 03 06 49.41 BOS 2023 05 03 07 52.20 BOS 2023 05 03 08 55.25 BOS 2023 05 03 09 53.77 BOS 2023 05 03 10 50.99 BOS 2023 05 03 11 49.68 BOS 2023 05 03 12 45.77 BOS 2023 05 03 13 44.69 BOS 2023 05 03 14 45.00 BOS 2023 05 03 15 43.12 BOS 2023 05 03 16 48.64 BOS 2023 05 03 17 51.77 BOS 2023 05 03 18 50.70 BOS 2023 05 03 19 54.29 BOS 2023 05 03 20 56.42 BOS 2023 05 03 21 58.74 BOS 2023 05 03 22 60.53 BOS 2023 05 03 23 61.65 BOS 2023 05 04 00 59.22 BOS 2023 05 04 01 59.51 BOS 2023 05 04 02 57.77 BOS 2023 05 04 03 54.21 BOS 2023 05 04 04 56.47 BOS 2023 05 04 05 55.17 BOS 2023 05 04 06 52.13 BOS 2023 05 04 07 49.54 BOS 2023 05 04 08 52.40 BOS 2023 05 04 09 52.50 BOS 2023 05 04 10 52.30 BOS 2023 05 04 11 50.15 BOS 2023 05 04 12 50.57 BOS 2023 05 04 13 44.22 BOS 2023 05 04 14 36.46 BOS 2023 05 04 15 40.42 BOS 2023 05 04 16 56.19 BOS 2023 05 04 17 58.58 BOS 2023 05 04 18 45.89 BOS 2023 05 04 19 56.85 BOS 2023 05 04 20 60.68 BOS 2023 05 04 21 61.83 BOS 2023 05 04 22 60.87 BOS 2023 05 04 23 57.69 BOS 2023 05 05 00 58.75 BOS 2023 05 05 01 55.54 BOS 2023 05 05 02 57.70 BOS 2023 05 05 03 52.88 BOS 2023 05 05 04 47.87 BOS 2023 05 05 05 49.37 BOS 2023 05 05 06 49.22 BOS 2023 05 05 07 47.78 BOS 2023 05 05 08 42.97 BOS 2023 05 05 09 45.76 BOS 2023 05 05 10 42.38 BOS 2023 05 05 11 42.44 BOS 2023 05 05 12 46.36 BOS 2023 05 05 13 39.32 BOS 2023 05 05 14 42.95 BOS 2023 05 05 15 51.03 BOS 2023 05 05 16 58.12 BOS 2023 05 05 17 64.21 BOS 2023 05 05 18 67.47 BOS 2023 05 05 19 68.90 BOS 2023 05 05 20 65.59 BOS 2023 05 05 21 62.29 BOS 2023 05 05 22 60.24 BOS 2023 05 05 23 60.56 BOS 2023 05 06 00 62.51 BOS 2023 05 06 01 62.76 BOS 2023 05 06 02 61.58 BOS 2023 05 06 03 59.62 BOS 2023 05 06 04 54.67 BOS 2023 05 06 05 52.28 BOS 2023 05 06 06 51.65 BOS 2023 05 06 07 52.28 BOS 2023 05 06 08 52.68 BOS 2023 05 06 09 52.03 BOS 2023 05 06 10 49.79 BOS 2023 05 06 11 45.65 BOS 2023 05 06 12 42.31 BOS 2023 05 06 13 46.37 BOS 2023 05 06 14 52.44 BOS 2023 05 06 15 51.47 BOS 2023 05 06 16 53.46 BOS 2023 05 06 17 58.19 BOS 2023 05 06 18 58.96 BOS 2023 05 06 19 58.26 BOS 2023 05 06 20 58.51 BOS 2023 05 06 21 59.27 BOS 2023 05 06 22 60.39 BOS 2023 05 06 23 58.04 BOS 2023 05 07 00 58.85 BOS 2023 05 07 01 58.32 BOS 2023 05 07 02 58.56 BOS 2023 05 07 03 54.51 BOS 2023 05 07 04 52.29 BOS 2023 05 07 05 51.95 BOS 2023 05 07 06 50.64 BOS 2023 05 07 07 44.68 BOS 2023 05 07 08 45.60 BOS 2023 05 07 09 45.16 BOS 2023 05 07 10 48.58 BOS 2023 05 07 11 46.44 BOS 2023 05 07 12 46.16 BOS 2023 05 07 13 43.11 BOS 2023 05 07 14 41.78 BOS 2023 05 07 15 46.45 BOS 2023 05 07 16 50.78 BOS 2023 05 07 17 53.38 BOS 2023 05 07 18 52.73 BOS 2023 05 07 19 52.15 BOS 2023 05 07 20 53.80 BOS 2023 05 07 21 54.51 BOS 2023 05 07 22 56.29 BOS 2023 05 07 23 55.64 BOS 2023 05 08 00 55.44 BOS 2023 05 08 01 54.19 BOS 2023 05 08 02 53.80 BOS 2023 05 08 03 51.15 BOS 2023 05 08 04 47.32 BOS 2023 05 08 05 45.69 BOS 2023 05 08 06 45.19 BOS 2023 05 08 07 43.51 BOS 2023 05 08 08 42.61 BOS 2023 05 08 09 42.63 BOS 2023 05 08 10 41.62 BOS 2023 05 08 11 38.51 BOS 2023 05 08 12 37.18 BOS 2023 05 08 13 39.58 BOS 2023 05 08 14 42.24 BOS 2023 05 08 15 46.44 BOS 2023 05 08 16 51.33 BOS 2023 05 08 17 54.38 BOS 2023 05 08 18 56.26 BOS 2023 05 08 19 55.52 BOS 2023 05 08 20 57.06 BOS 2023 05 08 21 55.41 BOS 2023 05 08 22 56.54 BOS 2023 05 08 23 59.18 BOS 2023 05 09 00 58.94 BOS 2023 05 09 01 58.75 BOS 2023 05 09 02 54.85 BOS 2023 05 09 03 51.80 BOS 2023 05 09 04 50.62 BOS 2023 05 09 05 47.22 BOS 2023 05 09 06 43.83 BOS 2023 05 09 07 43.66 BOS 2023 05 09 08 42.05 BOS 2023 05 09 09 41.51 BOS 2023 05 09 10 39.56 BOS 2023 05 09 11 40.52 BOS 2023 05 09 12 37.87 BOS 2023 05 09 13 40.12 BOS 2023 05 09 14 42.10 BOS 2023 05 09 15 45.40 BOS 2023 05 09 16 48.92 BOS 2023 05 09 17 54.76 BOS 2023 05 09 18 59.82 BOS 2023 05 09 19 63.64 BOS 2023 05 09 20 65.76 BOS 2023 05 09 21 67.89 BOS 2023 05 09 22 67.94 BOS 2023 05 09 23 67.10 BOS 2023 05 10 00 67.36 BOS 2023 05 10 01 59.62 BOS 2023 05 10 02 57.57 BOS 2023 05 10 03 57.47 BOS 2023 05 10 04 54.04 BOS 2023 05 10 05 49.74 BOS 2023 05 10 06 51.51 BOS 2023 05 10 07 51.87 BOS 2023 05 10 08 46.96 BOS 2023 05 10 09 44.76 BOS 2023 05 10 10 46.21 BOS 2023 05 10 11 50.34 BOS 2023 05 10 12 42.24 BOS 2023 05 10 13 53.01 BOS 2023 05 10 14 47.61 BOS 2023 05 10 15 46.50 BOS 2023 05 10 16 44.88 BOS 2023 05 10 17 51.68 BOS 2023 05 10 18 53.98 BOS 2023 05 10 19 58.08 BOS 2023 05 10 20 54.30 BOS 2023 05 10 21 52.17 BOS 2023 05 10 22 49.77 BOS 2023 05 10 23 45.85 BOS 2023 05 11 00 46.95 BOS 2023 05 11 01 39.33 BOS 2023 05 11 02 59.17 BOS 2023 05 11 03 53.84 BOS 2023 05 11 04 53.34 BOS 2023 05 11 05 51.13 BOS 2023 05 11 06 48.33 BOS 2023 05 11 07 42.80 BOS 2023 05 11 08 47.54 BOS 2023 05 11 09 49.12 BOS 2023 05 11 10 51.58 BOS 2023 05 11 11 51.01 BOS 2023 05 11 12 46.15 BOS 2023 05 11 13 43.41 BOS 2023 05 11 14 43.26 BOS 2023 05 11 15 41.83 BOS 2023 05 11 16 45.78 BOS 2023 05 11 17 45.72 BOS 2023 05 11 18 50.87 BOS 2023 05 11 19 53.12 BOS 2023 05 11 20 52.80 BOS 2023 05 11 21 54.52 BOS 2023 05 11 22 53.48 BOS 2023 05 11 23 51.29 BOS 2023 05 12 00 53.37 BOS 2023 05 12 01 52.49 BOS 2023 05 12 02 48.33 BOS 2023 05 12 03 44.80 BOS 2023 05 12 04 45.66 BOS 2023 05 12 05 44.83 BOS 2023 05 12 06 46.29 BOS 2023 05 12 07 43.61 BOS 2023 05 12 08 43.81 BOS 2023 05 12 09 45.76 BOS 2023 05 12 10 45.49 BOS 2023 05 12 11 44.93 BOS 2023 05 12 12 44.94 BOS 2023 05 12 13 39.79 BOS 2023 05 12 14 36.72 BOS 2023 05 12 15 45.11 BOS 2023 05 12 16 44.65 BOS 2023 05 12 17 45.63 BOS 2023 05 12 18 46.96 BOS 2023 05 12 19 45.05 BOS 2023 05 12 20 48.18 BOS 2023 05 12 21 50.18 BOS 2023 05 12 22 49.89 BOS 2023 05 12 23 48.62 BOS 2023 05 13 00 47.33 BOS 2023 05 13 01 44.40 BOS 2023 05 13 02 42.31 BOS 2023 05 13 03 42.73 BOS 2023 05 13 04 39.27 BOS 2023 05 13 05 33.49 BOS 2023 05 13 06 37.75 BOS 2023 05 13 07 37.47 BOS 2023 05 13 08 37.22 BOS 2023 05 13 09 32.32 BOS 2023 05 13 10 28.75 BOS 2023 05 13 11 28.35 BOS 2023 05 13 12 26.89 BOS 2023 05 13 13 29.72 BOS 2023 05 13 14 32.76 BOS 2023 05 13 15 41.88 BOS 2023 05 13 16 46.70 BOS 2023 05 13 17 48.40 BOS 2023 05 13 18 49.79 BOS 2023 05 13 19 52.30 BOS 2023 05 13 20 52.15 BOS 2023 05 13 21 48.76 BOS 2023 05 13 22 44.30 BOS 2023 05 13 23 44.14 BOS 2023 05 14 00 43.95 BOS 2023 05 14 01 41.16 BOS 2023 05 14 02 42.07 BOS 2023 05 14 03 39.64 BOS 2023 05 14 04 34.67 BOS 2023 05 14 05 31.65 BOS 2023 05 14 06 31.66 BOS 2023 05 14 07 30.97 BOS 2023 05 14 08 31.46 BOS 2023 05 14 09 28.66 BOS 2023 05 14 10 28.12 BOS 2023 05 14 11 26.81 BOS 2023 05 14 12 24.26 BOS 2023 05 14 13 23.32 BOS 2023 05 14 14 25.25 BOS 2023 05 14 15 24.46 BOS 2023 05 14 16 25.75 BOS 2023 05 14 17 27.39 BOS 2023 05 14 18 28.36 BOS 2023 05 14 19 34.04 BOS 2023 05 14 20 40.00 BOS 2023 05 14 21 43.86 BOS 2023 05 14 22 46.26 BOS 2023 05 14 23 40.76 BOS 2023 05 15 00 37.76 BOS 2023 05 15 01 34.83 BOS 2023 05 15 02 36.34 BOS 2023 05 15 03 37.51 BOS 2023 05 15 04 36.44 BOS 2023 05 15 05 35.94 BOS 2023 05 15 06 37.02 BOS 2023 05 15 07 40.26 BOS 2023 05 15 08 43.13 BOS 2023 05 15 09 42.31 BOS 2023 05 15 10 41.97 BOS 2023 05 15 11 42.07 BOS 2023 05 15 12 42.33 BOS 2023 05 15 13 42.65 BOS 2023 05 15 14 42.37 BOS 2023 05 15 15 42.31 BOS 2023 05 15 16 40.99 BOS 2023 05 15 17 42.55 BOS 2023 05 15 18 44.84 BOS 2023 05 15 19 47.20 BOS 2023 05 15 20 48.93 BOS 2023 05 15 21 50.88 BOS 2023 05 15 22 51.72 BOS 2023 05 15 23 49.31 BOS 2023 05 16 00 44.05 BOS 2023 05 16 01 44.37 BOS 2023 05 16 02 43.87 BOS 2023 05 16 03 30.34 BOS 2023 05 16 04 27.16 BOS 2023 05 16 05 27.60 BOS 2023 05 16 06 28.28 BOS 2023 05 16 07 30.06 BOS 2023 05 16 08 31.26 BOS 2023 05 16 09 32.08 BOS 2023 05 16 10 37.61 BOS 2023 05 16 11 40.27 BOS 2023 05 16 12 36.23 BOS 2023 05 16 13 34.84 BOS 2023 05 16 14 29.58 BOS 2023 05 16 15 39.26 BOS 2023 05 16 16 47.16 BOS 2023 05 16 17 53.64 BOS 2023 05 16 18 56.11 BOS 2023 05 16 19 58.69 BOS 2023 05 16 20 60.17 BOS 2023 05 16 21 9999.99