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 09 01 00 9999.99 BOS 2023 09 26 23 80.00 BOS 2023 09 27 00 80.24 BOS 2023 09 27 01 74.45 BOS 2023 09 27 02 67.11 BOS 2023 09 27 03 64.89 BOS 2023 09 27 04 9999.99 BOS 2023 09 27 05 62.11 BOS 2023 09 27 06 61.47 BOS 2023 09 27 07 60.08 BOS 2023 09 27 08 54.80 BOS 2023 09 27 09 54.51 BOS 2023 09 27 10 50.64 BOS 2023 09 27 11 47.34 BOS 2023 09 27 12 45.01 BOS 2023 09 27 13 47.00 BOS 2023 09 27 14 47.15 BOS 2023 09 27 15 48.62 BOS 2023 09 27 16 51.20 BOS 2023 09 27 17 54.91 BOS 2023 09 27 18 60.79 BOS 2023 09 27 19 60.96 BOS 2023 09 27 20 63.21 BOS 2023 09 27 21 66.57 BOS 2023 09 27 22 70.02 BOS 2023 09 27 23 67.73 BOS 2023 09 28 00 67.77 BOS 2023 09 28 01 63.13 BOS 2023 09 28 02 57.89 BOS 2023 09 28 03 57.85 BOS 2023 09 28 04 57.48 BOS 2023 09 28 05 55.72 BOS 2023 09 28 06 49.44 BOS 2023 09 28 07 47.53 BOS 2023 09 28 08 49.81 BOS 2023 09 28 09 48.09 BOS 2023 09 28 10 45.59 BOS 2023 09 28 11 48.16 BOS 2023 09 28 12 49.23 BOS 2023 09 28 13 49.51 BOS 2023 09 28 14 47.30 BOS 2023 09 28 15 9999.99 BOS 2023 09 28 16 48.70 BOS 2023 09 28 17 48.10 BOS 2023 09 28 18 55.74 BOS 2023 09 28 19 59.05 BOS 2023 09 28 20 64.50 BOS 2023 09 28 21 62.63 BOS 2023 09 28 22 59.52 BOS 2023 09 28 23 56.85 BOS 2023 09 29 00 57.55 BOS 2023 09 29 01 56.93 BOS 2023 09 29 02 51.16 BOS 2023 09 29 03 52.36 BOS 2023 09 29 04 52.73 BOS 2023 09 29 05 50.36 BOS 2023 09 29 06 52.01 BOS 2023 09 29 07 47.37 BOS 2023 09 29 08 47.64 BOS 2023 09 29 09 48.28 BOS 2023 09 29 10 48.23 BOS 2023 09 29 11 47.41 BOS 2023 09 29 12 47.16 BOS 2023 09 29 13 45.12 BOS 2023 09 29 14 44.96 BOS 2023 09 29 15 47.82 BOS 2023 09 29 16 48.99 BOS 2023 09 29 17 48.42 BOS 2023 09 29 18 53.62 BOS 2023 09 29 19 60.80 BOS 2023 09 29 20 59.70 BOS 2023 09 29 21 58.97 BOS 2023 09 29 22 58.53 BOS 2023 09 29 23 53.74 BOS 2023 09 30 00 48.92 BOS 2023 09 30 01 45.95 BOS 2023 09 30 02 45.30 BOS 2023 09 30 03 43.93 BOS 2023 09 30 04 42.81 BOS 2023 09 30 05 43.15 BOS 2023 09 30 06 42.02 BOS 2023 09 30 07 42.69 BOS 2023 09 30 08 41.60 BOS 2023 09 30 09 40.12 BOS 2023 09 30 10 38.89 BOS 2023 09 30 11 40.10 BOS 2023 09 30 12 39.03 BOS 2023 09 30 13 38.38 BOS 2023 09 30 14 33.63 BOS 2023 09 30 15 38.11 BOS 2023 09 30 16 41.71 BOS 2023 09 30 17 46.53 BOS 2023 09 30 18 50.22 BOS 2023 09 30 19 56.44 BOS 2023 09 30 20 62.49 BOS 2023 09 30 21 68.43 BOS 2023 09 30 22 59.06 BOS 2023 09 30 23 48.54