e data are made available to the scientific community and public with the un derstanding that authors of publications and presentations will contact the PI t o obtain up-to-date information on the latest version of the data during the early stages of their analysis. Manuscripts that employ these data sh ould be reviewed by the PI before submission to enure the quality and limitation of the data are represented. Data Acknolowedegment: The Lauder surface ozone monitoring is a collaboration be tween NOAA-GML and NIWA (New Zealand's National Institude of Water & Atmospheric Research). Data collection is made possible thanks to efforts of Dan Smale (dan.smale@niwa.co.nz) and Dr. Richard Querel (Richard.Querel@niwa.co. nz) Data Disclaimer: Data has undergone extensive quality checks and is available fr om NOAA-GML and WDCGG. However, there still exists the potential for these data STN YEAR MON DAY HR O3(PPB) LAU 2010 10 01 00 27.69 LAU 2010 10 01 01 28.51 LAU 2010 10 01 02 28.99 LAU 2010 10 01 03 29.46 LAU 2010 10 01 04 29.97 LAU 2010 10 01 05 28.56 LAU 2010 10 01 06 27.89 LAU 2010 10 01 07 27.38 LAU 2010 10 01 08 26.89 LAU 2010 10 01 09 23.25 LAU 2010 10 01 10 23.45 LAU 2010 10 01 11 23.85 LAU 2010 10 01 12 23.77 LAU 2010 10 01 13 25.09 LAU 2010 10 01 14 25.75 LAU 2010 10 01 15 26.33 LAU 2010 10 01 16 27.97 LAU 2010 10 01 17 28.59 LAU 2010 10 01 18 28.25 LAU 2010 10 01 19 28.16 LAU 2010 10 01 20 27.44 LAU 2010 10 01 21 27.17 LAU 2010 10 01 22 27.81 LAU 2010 10 01 23 27.95 LAU 2010 10 02 00 27.83 LAU 2010 10 02 01 27.82 LAU 2010 10 02 02 27.56 LAU 2010 10 02 03 27.43 LAU 2010 10 02 04 27.25 LAU 2010 10 02 05 26.07 LAU 2010 10 02 06 25.50 LAU 2010 10 02 07 25.22 LAU 2010 10 02 08 25.33 LAU 2010 10 02 09 25.00 LAU 2010 10 02 10 24.65 LAU 2010 10 02 11 24.75 LAU 2010 10 02 12 24.14 LAU 2010 10 02 13 17.51 LAU 2010 10 02 14 15.21 LAU 2010 10 02 15 13.23 LAU 2010 10 02 16 10.98 LAU 2010 10 02 17 12.57 LAU 2010 10 02 18 12.62 LAU 2010 10 02 19 11.27 LAU 2010 10 02 20 16.15 LAU 2010 10 02 21 19.55 LAU 2010 10 02 22 21.80 LAU 2010 10 02 23 25.44 LAU 2010 10 03 00 28.01 LAU 2010 10 03 01 29.13 LAU 2010 10 03 02 29.38 LAU 2010 10 03 03 29.60 LAU 2010 10 03 04 29.09 LAU 2010 10 03 05 27.57 LAU 2010 10 03 06 26.85 LAU 2010 10 03 07 16.72 LAU 2010 10 03 08 16.28 LAU 2010 10 03 09 17.13 LAU 2010 10 03 10 16.02 LAU 2010 10 03 11 13.47 LAU 2010 10 03 12 10.56 LAU 2010 10 03 13 7.47 LAU 2010 10 03 14 7.11 LAU 2010 10 03 15 7.11 LAU 2010 10 03 16 7.63 LAU 2010 10 03 17 8.30 LAU 2010 10 03 18 7.14 LAU 2010 10 03 19 10.41 LAU 2010 10 03 20 13.44 LAU 2010 10 03 21 16.70 LAU 2010 10 03 22 21.67 LAU 2010 10 03 23 24.57 LAU 2010 10 04 00 25.08 LAU 2010 10 04 01 25.63 LAU 2010 10 04 02 26.47 LAU 2010 10 04 03 27.19 LAU 2010 10 04 04 27.32 LAU 2010 10 04 05 26.19 LAU 2010 10 04 06 19.93 LAU 2010 10 04 07 18.28 LAU 2010 10 04 08 17.75 LAU 2010 10 04 09 16.98 LAU 2010 10 04 10 15.06 LAU 2010 10 04 11 9.80 LAU 2010 10 04 12 7.76 LAU 2010 10 04 13 8.54 LAU 2010 10 04 14 8.26 LAU 2010 10 04 15 8.88 LAU 2010 10 04 16 9.84 LAU 2010 10 04 17 9.55 LAU 2010 10 04 18 8.50 LAU 2010 10 04 19 8.91 LAU 2010 10 04 20 9.70 LAU 2010 10 04 21 16.00 LAU 2010 10 04 22 19.90 LAU 2010 10 04 23 23.32 LAU 2010 10 05 00 24.86 LAU 2010 10 05 01 26.71 LAU 2010 10 05 02 29.94 LAU 2010 10 05 03 30.00 LAU 2010 10 05 04 27.98 LAU 2010 10 05 05 27.34 LAU 2010 10 05 06 26.86 LAU 2010 10 05 07 26.40 LAU 2010 10 05 08 25.73 LAU 2010 10 05 09 25.37 LAU 2010 10 05 10 26.86 LAU 2010 10 05 11 28.36 LAU 2010 10 05 12 30.17 LAU 2010 10 05 13 31.57 LAU 2010 10 05 14 34.28 LAU 2010 10 05 15 34.08 LAU 2010 10 05 16 33.22 LAU 2010 10 05 17 31.30 LAU 2010 10 05 18 29.82 LAU 2010 10 05 19 29.32 LAU 2010 10 05 20 31.53 LAU 2010 10 05 21 30.93 LAU 2010 10 05 22 31.12 LAU 2010 10 05 23 30.11 LAU 2010 10 06 00 29.60 LAU 2010 10 06 01 28.92 LAU 2010 10 06 02 28.91 LAU 2010 10 06 03 28.28 LAU 2010 10 06 04 28.10 LAU 2010 10 06 05 27.71 LAU 2010 10 06 06 26.75 LAU 2010 10 06 07 27.04 LAU 2010 10 06 08 26.51 LAU 2010 10 06 09 22.43 LAU 2010 10 06 10 16.65 LAU 2010 10 06 11 15.86 LAU 2010 10 06 12 15.46 LAU 2010 10 06 13 12.38 LAU 2010 10 06 14 11.58 LAU 2010 10 06 15 6.06 LAU 2010 10 06 16 5.89 LAU 2010 10 06 17 7.17 LAU 2010 10 06 18 13.87 LAU 2010 10 06 19 15.16 LAU 2010 10 06 20 14.31 LAU 2010 10 06 21 17.35 LAU 2010 10 06 22 21.13 LAU 2010 10 06 23 24.49 LAU 2010 10 07 00 24.63 LAU 2010 10 07 01 26.87 LAU 2010 10 07 02 27.67 LAU 2010 10 07 03 28.59 LAU 2010 10 07 04 28.62 LAU 2010 10 07 05 27.88 LAU 2010 10 07 06 24.16 LAU 2010 10 07 07 17.44 LAU 2010 10 07 08 15.05 LAU 2010 10 07 09 14.77 LAU 2010 10 07 10 15.70 LAU 2010 10 07 11 26.60 LAU 2010 10 07 12 27.81 LAU 2010 10 07 13 27.09 LAU 2010 10 07 14 26.04 LAU 2010 10 07 15 25.55 LAU 2010 10 07 16 27.83 LAU 2010 10 07 17 29.53 LAU 2010 10 07 18 29.08 LAU 2010 10 07 19 27.47 LAU 2010 10 07 20 29.91 LAU 2010 10 07 21 30.28 LAU 2010 10 07 22 31.57 LAU 2010 10 07 23 30.78 LAU 2010 10 08 00 26.32 LAU 2010 10 08 01 24.28 LAU 2010 10 08 02 23.46 LAU 2010 10 08 03 20.91 LAU 2010 10 08 04 21.39 LAU 2010 10 08 05 18.43 LAU 2010 10 08 06 25.68 LAU 2010 10 08 07 21.17 LAU 2010 10 08 08 22.23 LAU 2010 10 08 09 23.62 LAU 2010 10 08 10 24.42 LAU 2010 10 08 11 22.70 LAU 2010 10 08 12 20.35 LAU 2010 10 08 13 18.46 LAU 2010 10 08 14 20.88 LAU 2010 10 08 15 21.88 LAU 2010 10 08 16 21.88 LAU 2010 10 08 17 20.64 LAU 2010 10 08 18 19.28 LAU 2010 10 08 19 20.11 LAU 2010 10 08 20 23.58 LAU 2010 10 08 21 25.53 LAU 2010 10 08 22 26.49 LAU 2010 10 08 23 27.25 LAU 2010 10 09 00 27.39 LAU 2010 10 09 01 26.12 LAU 2010 10 09 02 26.03 LAU 2010 10 09 03 24.62 LAU 2010 10 09 04 24.16 LAU 2010 10 09 05 24.14 LAU 2010 10 09 06 20.98 LAU 2010 10 09 07 21.04 LAU 2010 10 09 08 15.77 LAU 2010 10 09 09 10.41 LAU 2010 10 09 10 12.63 LAU 2010 10 09 11 15.12 LAU 2010 10 09 12 16.89 LAU 2010 10 09 13 23.47 LAU 2010 10 09 14 24.02 LAU 2010 10 09 15 26.17 LAU 2010 10 09 16 27.39 LAU 2010 10 09 17 28.15 LAU 2010 10 09 18 27.13 LAU 2010 10 09 19 28.46 LAU 2010 10 09 20 28.90 LAU 2010 10 09 21 27.18 LAU 2010 10 09 22 25.17 LAU 2010 10 09 23 24.18 LAU 2010 10 10 00 23.38 LAU 2010 10 10 01 25.50 LAU 2010 10 10 02 25.60 LAU 2010 10 10 03 26.33 LAU 2010 10 10 04 26.23 LAU 2010 10 10 05 26.76 LAU 2010 10 10 06 26.45 LAU 2010 10 10 07 27.41 LAU 2010 10 10 08 25.63 LAU 2010 10 10 09 24.73 LAU 2010 10 10 10 24.60 LAU 2010 10 10 11 26.04 LAU 2010 10 10 12 25.28 LAU 2010 10 10 13 25.52 LAU 2010 10 10 14 25.96 LAU 2010 10 10 15 24.65 LAU 2010 10 10 16 23.69 LAU 2010 10 10 17 23.53 LAU 2010 10 10 18 18.71 LAU 2010 10 10 19 19.57 LAU 2010 10 10 20 22.56 LAU 2010 10 10 21 24.09 LAU 2010 10 10 22 27.49 LAU 2010 10 10 23 27.27 LAU 2010 10 11 00 27.11 LAU 2010 10 11 01 27.50 LAU 2010 10 11 02 27.48 LAU 2010 10 11 03 26.20 LAU 2010 10 11 04 27.09 LAU 2010 10 11 05 25.52 LAU 2010 10 11 06 23.47 LAU 2010 10 11 07 23.55 LAU 2010 10 11 08 15.23 LAU 2010 10 11 09 14.95 LAU 2010 10 11 10 14.70 LAU 2010 10 11 11 15.89 LAU 2010 10 11 12 15.43 LAU 2010 10 11 13 16.50 LAU 2010 10 11 14 17.46 LAU 2010 10 11 15 16.83 LAU 2010 10 11 16 15.16 LAU 2010 10 11 17 13.13 LAU 2010 10 11 18 9.67 LAU 2010 10 11 19 10.52 LAU 2010 10 11 20 13.16 LAU 2010 10 11 21 18.70 LAU 2010 10 11 22 21.54 LAU 2010 10 11 23 21.81 LAU 2010 10 12 00 23.35 LAU 2010 10 12 01 24.51