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 2011 09 01 00 28.77 LAU 2011 09 01 01 29.11 LAU 2011 09 01 02 29.38 LAU 2011 09 01 03 29.33 LAU 2011 09 01 04 28.62 LAU 2011 09 01 05 26.84 LAU 2011 09 01 06 24.19 LAU 2011 09 01 07 23.70 LAU 2011 09 01 08 22.44 LAU 2011 09 01 09 22.43 LAU 2011 09 01 10 21.04 LAU 2011 09 01 11 20.37 LAU 2011 09 01 12 17.04 LAU 2011 09 01 13 14.19 LAU 2011 09 01 14 13.87 LAU 2011 09 01 15 13.74 LAU 2011 09 01 16 12.99 LAU 2011 09 01 17 14.10 LAU 2011 09 01 18 13.41 LAU 2011 09 01 19 14.42 LAU 2011 09 01 20 17.48 LAU 2011 09 01 21 22.30 LAU 2011 09 01 22 28.55 LAU 2011 09 01 23 29.05 LAU 2011 09 02 00 29.36 LAU 2011 09 02 01 29.36 LAU 2011 09 02 02 29.59 LAU 2011 09 02 03 29.80 LAU 2011 09 02 04 30.17 LAU 2011 09 02 05 29.51 LAU 2011 09 02 06 30.65 LAU 2011 09 02 07 30.37 LAU 2011 09 02 08 29.96 LAU 2011 09 02 09 29.98 LAU 2011 09 02 10 29.78 LAU 2011 09 02 11 28.75 LAU 2011 09 02 12 27.42 LAU 2011 09 02 13 29.54 LAU 2011 09 02 14 28.30 LAU 2011 09 02 15 28.83 LAU 2011 09 02 16 27.46 LAU 2011 09 02 17 25.80 LAU 2011 09 02 18 25.15 LAU 2011 09 02 19 24.67 LAU 2011 09 02 20 23.83 LAU 2011 09 02 21 25.11 LAU 2011 09 02 22 28.68 LAU 2011 09 02 23 29.16 LAU 2011 09 03 00 30.35 LAU 2011 09 03 01 30.98 LAU 2011 09 03 02 31.69 LAU 2011 09 03 03 32.04 LAU 2011 09 03 04 30.24 LAU 2011 09 03 05 26.12 LAU 2011 09 03 06 21.68 LAU 2011 09 03 07 21.14 LAU 2011 09 03 08 23.04 LAU 2011 09 03 09 22.54 LAU 2011 09 03 10 20.94 LAU 2011 09 03 11 12.87 LAU 2011 09 03 12 12.42 LAU 2011 09 03 13 11.76 LAU 2011 09 03 14 11.56 LAU 2011 09 03 15 12.16 LAU 2011 09 03 16 11.78 LAU 2011 09 03 17 9.67 LAU 2011 09 03 18 8.52 LAU 2011 09 03 19 8.17 LAU 2011 09 03 20 8.78 LAU 2011 09 03 21 10.29 LAU 2011 09 03 22 15.30 LAU 2011 09 03 23 19.55 LAU 2011 09 04 00 20.34 LAU 2011 09 04 01 19.94 LAU 2011 09 04 02 20.64 LAU 2011 09 04 03 22.12 LAU 2011 09 04 04 22.73 LAU 2011 09 04 05 22.37 LAU 2011 09 04 06 21.86 LAU 2011 09 04 07 16.20 LAU 2011 09 04 08 11.25 LAU 2011 09 04 09 14.20 LAU 2011 09 04 10 12.87 LAU 2011 09 04 11 14.18 LAU 2011 09 04 12 16.59 LAU 2011 09 04 13 13.30 LAU 2011 09 04 14 11.00 LAU 2011 09 04 15 11.80 LAU 2011 09 04 16 12.88 LAU 2011 09 04 17 12.27 LAU 2011 09 04 18 11.59 LAU 2011 09 04 19 12.28 LAU 2011 09 04 22 19.61 LAU 2011 09 04 23 24.04 LAU 2011 09 05 00 25.74 LAU 2011 09 05 01 26.54 LAU 2011 09 05 02 27.40 LAU 2011 09 05 03 29.97 LAU 2011 09 05 04 31.16 LAU 2011 09 05 05 31.51 LAU 2011 09 05 06 28.00 LAU 2011 09 05 07 25.34 LAU 2011 09 05 08 22.63 LAU 2011 09 05 09 14.08 LAU 2011 09 05 10 14.34 LAU 2011 09 05 11 15.40 LAU 2011 09 05 12 18.39 LAU 2011 09 05 13 17.04 LAU 2011 09 05 14 17.28 LAU 2011 09 05 15 16.26 LAU 2011 09 05 16 15.93 LAU 2011 09 05 17 11.26 LAU 2011 09 05 18 13.81 LAU 2011 09 05 19 18.03 LAU 2011 09 05 20 14.21 LAU 2011 09 05 21 14.72 LAU 2011 09 05 22 17.43 LAU 2011 09 05 23 25.25 LAU 2011 09 06 00 25.67 LAU 2011 09 06 01 28.18 LAU 2011 09 06 02 31.31 LAU 2011 09 06 03 34.56 LAU 2011 09 06 04 33.85 LAU 2011 09 06 05 31.00 LAU 2011 09 06 06 28.19 LAU 2011 09 06 07 20.06 LAU 2011 09 06 08 16.28 LAU 2011 09 06 09 16.42 LAU 2011 09 06 10 14.88 LAU 2011 09 06 11 14.51 LAU 2011 09 06 12 13.78 LAU 2011 09 06 13 15.64 LAU 2011 09 06 14 13.27 LAU 2011 09 06 15 16.03 LAU 2011 09 06 16 14.52 LAU 2011 09 06 17 18.06 LAU 2011 09 06 18 17.81 LAU 2011 09 06 19 16.18 LAU 2011 09 06 20 14.83 LAU 2011 09 06 21 20.84 LAU 2011 09 06 22 27.52 LAU 2011 09 06 23 32.34 LAU 2011 09 07 05 35.73 LAU 2011 09 07 06 35.06 LAU 2011 09 07 07 34.85 LAU 2011 09 07 08 34.40 LAU 2011 09 07 09 32.40 LAU 2011 09 07 10 33.63 LAU 2011 09 07 11 33.27 LAU 2011 09 07 12 34.89 LAU 2011 09 07 13 35.02 LAU 2011 09 07 14 33.89 LAU 2011 09 07 15 34.98 LAU 2011 09 07 16 34.43 LAU 2011 09 07 17 35.97 LAU 2011 09 07 18 36.11 LAU 2011 09 07 19 34.88 LAU 2011 09 07 20 35.41 LAU 2011 09 07 21 33.34 LAU 2011 09 07 22 32.13 LAU 2011 09 07 23 30.96 LAU 2011 09 08 00 30.32 LAU 2011 09 08 01 30.48 LAU 2011 09 08 02 31.39 LAU 2011 09 08 03 32.17 LAU 2011 09 08 04 31.78 LAU 2011 09 08 05 31.55 LAU 2011 09 08 06 30.52 LAU 2011 09 08 07 29.70 LAU 2011 09 08 08 30.39 LAU 2011 09 08 09 29.45 LAU 2011 09 08 10 23.52 LAU 2011 09 08 11 20.62 LAU 2011 09 08 12 20.80 LAU 2011 09 08 13 18.96 LAU 2011 09 08 14 22.02 LAU 2011 09 08 15 25.33 LAU 2011 09 08 16 26.48 LAU 2011 09 08 17 27.89 LAU 2011 09 08 18 24.60 LAU 2011 09 08 19 22.06 LAU 2011 09 08 20 20.83 LAU 2011 09 08 21 24.92 LAU 2011 09 08 22 29.48 LAU 2011 09 08 23 29.98 LAU 2011 09 09 00 30.71 LAU 2011 09 09 01 30.49 LAU 2011 09 09 02 30.33 LAU 2011 09 09 03 29.59 LAU 2011 09 09 04 29.13 LAU 2011 09 09 05 29.24 LAU 2011 09 09 06 28.51 LAU 2011 09 09 07 29.09 LAU 2011 09 09 08 27.31 LAU 2011 09 09 09 28.40 LAU 2011 09 09 10 29.15 LAU 2011 09 09 11 29.75 LAU 2011 09 09 12 28.40 LAU 2011 09 09 13 28.03 LAU 2011 09 09 14 28.76 LAU 2011 09 09 15 28.35 LAU 2011 09 09 16 28.87 LAU 2011 09 09 17 28.11 LAU 2011 09 09 18 26.33 LAU 2011 09 09 19 26.68 LAU 2011 09 09 20 24.29 LAU 2011 09 09 21 28.84 LAU 2011 09 09 22 29.62 LAU 2011 09 09 23 29.66 LAU 2011 09 10 00 29.34 LAU 2011 09 10 01 28.18 LAU 2011 09 10 02 28.41 LAU 2011 09 10 03 28.14 LAU 2011 09 10 04 28.37 LAU 2011 09 10 05 26.97 LAU 2011 09 10 06 25.54 LAU 2011 09 10 07 24.25 LAU 2011 09 10 08 22.52 LAU 2011 09 10 09 19.22 LAU 2011 09 10 10 17.06 LAU 2011 09 10 11 16.87 LAU 2011 09 10 12 17.59 LAU 2011 09 10 13 19.34 LAU 2011 09 10 14 17.65 LAU 2011 09 10 15 15.03 LAU 2011 09 10 16 21.14 LAU 2011 09 10 17 23.17 LAU 2011 09 10 18 22.58 LAU 2011 09 10 19 20.54 LAU 2011 09 10 21 19.66 LAU 2011 09 10 22 21.62 LAU 2011 09 10 23 26.70 LAU 2011 09 11 00 20.92 LAU 2011 09 11 01 27.71 LAU 2011 09 11 02 31.85 LAU 2011 09 11 03 28.41 LAU 2011 09 11 04 25.86 LAU 2011 09 11 05 25.72 LAU 2011 09 11 06 23.17 LAU 2011 09 11 07 24.11 LAU 2011 09 11 08 21.70 LAU 2011 09 11 09 22.35 LAU 2011 09 11 10 21.34 LAU 2011 09 11 11 17.43 LAU 2011 09 11 12 24.96 LAU 2011 09 11 13 21.21 LAU 2011 09 11 14 23.07 LAU 2011 09 11 15 23.85 LAU 2011 09 11 16 24.84 LAU 2011 09 11 17 21.81 LAU 2011 09 11 18 21.18 LAU 2011 09 11 19 18.98 LAU 2011 09 11 22 26.29 LAU 2011 09 11 23 26.63 LAU 2011 09 12 00 26.63 LAU 2011 09 12 01 26.64 LAU 2011 09 12 02 24.70 LAU 2011 09 12 03 24.15 LAU 2011 09 12 04 25.56 LAU 2011 09 12 05 25.94 LAU 2011 09 12 06 26.37 LAU 2011 09 12 07 27.15 LAU 2011 09 12 08 27.07 LAU 2011 09 12 09 26.78 LAU 2011 09 12 10 25.24 LAU 2011 09 12 11 23.24 LAU 2011 09 12 12 25.79 LAU 2011 09 12 13 23.03 LAU 2011 09 12 14 22.07 LAU 2011 09 12 15 28.69 LAU 2011 09 12 16 26.73 LAU 2011 09 12 17 24.03 LAU 2011 09 12 18 27.39 LAU 2011 09 12 19 26.31 LAU 2011 09 12 20 23.66 LAU 2011 09 12 21 21.90 LAU 2011 09 12 22 26.90 LAU 2011 09 12 23 29.11 LAU 2011 09 13 00 29.72 LAU 2011 09 13 01 29.01 LAU 2011 09 13 02 29.07 LAU 2011 09 13 03 28.55 LAU 2011 09 13 04 27.08 LAU 2011 09 13 05 25.89 LAU 2011 09 13 06 26.32 LAU 2011 09 13 07 24.68 LAU 2011 09 13 08 25.43 LAU 2011 09 13 09 25.55 LAU 2011 09 13 10 23.39 LAU 2011 09 13 11 20.79 LAU 2011 09 13 12 21.63 LAU 2011 09 13 13 20.57 LAU 2011 09 13 14 19.74 LAU 2011 09 13 15 19.89 LAU 2011 09 13 16 19.57 LAU 2011 09 13 17 21.11 LAU 2011 09 13 18 21.99 LAU 2011 09 13 19 19.20 LAU 2011 09 13 20 17.92 LAU 2011 09 13 21 18.37 LAU 2011 09 13 22 24.83 LAU 2011 09 13 23 28.26 LAU 2011 09 14 00 29.97 LAU 2011 09 14 01 30.03 LAU 2011 09 14 02 29.22 LAU 2011 09 14 04 29.39 LAU 2011 09 14 05 28.30 LAU 2011 09 14 06 26.24 LAU 2011 09 14 07 25.22 LAU 2011 09 14 08 23.78 LAU 2011 09 14 09 23.38 LAU 2011 09 14 10 22.89 LAU 2011 09 14 11 21.45 LAU 2011 09 14 12 25.00 LAU 2011 09 14 13 25.84 LAU 2011 09 14 14 27.00 LAU 2011 09 14 15 26.83 LAU 2011 09 14 16 23.01 LAU 2011 09 14 17 18.22 LAU 2011 09 14 18 29.19 LAU 2011 09 14 19 26.60 LAU 2011 09 14 20 23.16 LAU 2011 09 14 21 26.03 LAU 2011 09 14 22 25.49 LAU 2011 09 14 23 27.44 LAU 2011 09 15 00 29.65 LAU 2011 09 15 01 30.87 LAU 2011 09 15 04 30.46 LAU 2011 09 15 05 29.51 LAU 2011 09 15 06 28.38 LAU 2011 09 15 07 29.20 LAU 2011 09 15 08 30.82 LAU 2011 09 15 09 27.76 LAU 2011 09 15 10 26.81 LAU 2011 09 15 11 26.56 LAU 2011 09 15 12 27.21 LAU 2011 09 15 13 27.41 LAU 2011 09 15 14 28.05 LAU 2011 09 15 15 29.82 LAU 2011 09 15 16 31.25 LAU 2011 09 15 17 31.68 LAU 2011 09 15 18 29.02 LAU 2011 09 15 19 30.33 LAU 2011 09 15 20 29.49 LAU 2011 09 15 21 30.88 LAU 2011 09 15 22 31.11 LAU 2011 09 15 23 30.90 LAU 2011 09 16 00 30.33 LAU 2011 09 16 01 30.24 LAU 2011 09 16 02 31.16 LAU 2011 09 16 03 30.58 LAU 2011 09 16 04 29.75 LAU 2011 09 16 05 28.97 LAU 2011 09 16 06 24.39 LAU 2011 09 16 07 24.05 LAU 2011 09 23 03 31.75 LAU 2011 09 23 04 32.55 LAU 2011 09 23 05 33.30 LAU 2011 09 23 06 33.77 LAU 2011 09 23 07 34.33 LAU 2011 09 23 08 34.60 LAU 2011 09 23 09 33.72 LAU 2011 09 23 10 36.13 LAU 2011 09 23 11 35.16 LAU 2011 09 23 12 33.61 LAU 2011 09 23 13 31.57 LAU 2011 09 23 14 32.58 LAU 2011 09 23 15 32.38 LAU 2011 09 23 16 31.80 LAU 2011 09 23 17 32.08 LAU 2011 09 23 18 33.53 LAU 2011 09 23 19 32.38 LAU 2011 09 23 20 31.88 LAU 2011 09 23 21 33.44 LAU 2011 09 23 22 32.62 LAU 2011 09 23 23 32.02 LAU 2011 09 24 00 32.62 LAU 2011 09 24 01 29.66 LAU 2011 09 24 02 25.05 LAU 2011 09 24 03 25.02 LAU 2011 09 24 04 23.84 LAU 2011 09 24 05 24.39 LAU 2011 09 24 06 25.50 LAU 2011 09 24 07 25.81 LAU 2011 09 24 08 23.77 LAU 2011 09 24 09 23.14 LAU 2011 09 24 10 21.95 LAU 2011 09 24 11 23.81 LAU 2011 09 24 12 22.50 LAU 2011 09 24 13 25.26 LAU 2011 09 24 14 25.34 LAU 2011 09 24 15 22.43 LAU 2011 09 24 16 21.68 LAU 2011 09 24 17 21.16 LAU 2011 09 24 18 17.51 LAU 2011 09 24 19 19.95 LAU 2011 09 24 20 22.15 LAU 2011 09 24 21 24.53 LAU 2011 09 24 22 26.00 LAU 2011 09 24 23 27.04 LAU 2011 09 25 00 26.84 LAU 2011 09 25 01 27.23 LAU 2011 09 25 02 27.97 LAU 2011 09 25 03 26.82 LAU 2011 09 25 04 26.50 LAU 2011 09 25 05 25.77 LAU 2011 09 25 06 26.25 LAU 2011 09 25 07 24.68 LAU 2011 09 25 08 21.04 LAU 2011 09 25 09 17.63 LAU 2011 09 25 10 15.88 LAU 2011 09 25 11 16.75 LAU 2011 09 25 12 17.85 LAU 2011 09 25 13 21.18 LAU 2011 09 25 14 24.39 LAU 2011 09 25 15 26.66 LAU 2011 09 25 16 24.59 LAU 2011 09 25 17 24.72 LAU 2011 09 25 18 25.62 LAU 2011 09 25 20 25.90 LAU 2011 09 25 21 26.24 LAU 2011 09 25 22 27.62 LAU 2011 09 25 23 28.40 LAU 2011 09 26 00 29.26 LAU 2011 09 26 01 29.63 LAU 2011 09 26 02 29.89 LAU 2011 09 26 03 30.02 LAU 2011 09 26 04 29.66 LAU 2011 09 26 05 25.96 LAU 2011 09 26 06 21.85 LAU 2011 09 26 07 22.39 LAU 2011 09 26 08 20.49 LAU 2011 09 26 09 19.49 LAU 2011 09 26 10 17.66 LAU 2011 09 26 11 15.92 LAU 2011 09 26 12 18.52 LAU 2011 09 26 13 19.81 LAU 2011 09 26 14 27.38 LAU 2011 09 26 15 28.46 LAU 2011 09 26 16 28.10 LAU 2011 09 26 17 27.63 LAU 2011 09 26 18 26.57 LAU 2011 09 26 19 25.71 LAU 2011 09 26 20 26.22 LAU 2011 09 26 21 28.46 LAU 2011 09 26 22 29.17 LAU 2011 09 26 23 28.84 LAU 2011 09 27 00 29.26 LAU 2011 09 27 01 29.22 LAU 2011 09 27 02 29.23 LAU 2011 09 27 03 28.66 LAU 2011 09 27 04 27.26 LAU 2011 09 27 05 26.62 LAU 2011 09 27 06 25.93 LAU 2011 09 27 07 27.73 LAU 2011 09 27 08 28.57 LAU 2011 09 27 09 27.00 LAU 2011 09 27 10 25.59 LAU 2011 09 27 11 25.74 LAU 2011 09 27 12 28.23 LAU 2011 09 27 13 28.89 LAU 2011 09 27 14 28.70 LAU 2011 09 27 15 29.41 LAU 2011 09 27 16 28.69 LAU 2011 09 27 17 27.63 LAU 2011 09 27 18 27.90 LAU 2011 09 27 19 28.64 LAU 2011 09 27 20 28.95 LAU 2011 09 27 21 29.30 LAU 2011 09 27 22 29.27 LAU 2011 09 27 23 29.22 LAU 2011 09 28 00 29.64 LAU 2011 09 28 01 30.52 LAU 2011 09 28 02 30.06 LAU 2011 09 28 03 30.06 LAU 2011 09 28 04 27.87 LAU 2011 09 28 05 26.63 LAU 2011 09 28 06 24.47 LAU 2011 09 28 07 22.97 LAU 2011 09 28 08 24.48 LAU 2011 09 28 09 22.60 LAU 2011 09 28 10 20.45 LAU 2011 09 28 11 20.72 LAU 2011 09 28 12 16.19 LAU 2011 09 28 13 15.10 LAU 2011 09 28 14 13.02 LAU 2011 09 28 15 8.94 LAU 2011 09 28 16 7.82 LAU 2011 09 28 17 8.25 LAU 2011 09 28 18 9.06 LAU 2011 09 28 19 6.52 LAU 2011 09 28 20 10.23 LAU 2011 09 28 21 16.62 LAU 2011 09 28 22 20.31 LAU 2011 09 28 23 23.04 LAU 2011 09 29 00 25.05 LAU 2011 09 29 01 26.36 LAU 2011 09 29 02 27.05 LAU 2011 09 29 03 28.40 LAU 2011 09 29 04 28.55 LAU 2011 09 29 05 26.69 LAU 2011 09 29 06 25.22 LAU 2011 09 29 07 19.07 LAU 2011 09 29 08 15.91 LAU 2011 09 29 09 15.34 LAU 2011 09 29 10 11.64 LAU 2011 09 29 11 10.55 LAU 2011 09 29 12 10.48 LAU 2011 09 29 13 9.50 LAU 2011 09 29 14 9.95 LAU 2011 09 29 15 10.84 LAU 2011 09 29 16 11.26 LAU 2011 09 29 17 8.91 LAU 2011 09 29 18 7.71 LAU 2011 09 29 19 10.07 LAU 2011 09 29 20 12.42 LAU 2011 09 29 21 16.55 LAU 2011 09 29 22 23.41 LAU 2011 09 29 23 28.89 LAU 2011 09 30 00 31.21 LAU 2011 09 30 01 32.66 LAU 2011 09 30 02 32.96 LAU 2011 09 30 03 31.60 LAU 2011 09 30 04 29.39 LAU 2011 09 30 05 28.11 LAU 2011 09 30 06 28.90 LAU 2011 09 30 07 28.22 LAU 2011 09 30 08 30.18 LAU 2011 09 30 09 31.58 LAU 2011 09 30 10 32.33 LAU 2011 09 30 11 32.74 LAU 2011 09 30 12 33.72 LAU 2011 09 30 13 33.16 LAU 2011 09 30 14 32.75 LAU 2011 09 30 15 30.32 LAU 2011 09 30 16 28.89 LAU 2011 09 30 17 28.96 LAU 2011 09 30 18 25.56 LAU 2011 09 30 19 26.54 LAU 2011 09 30 20 28.82 LAU 2011 09 30 21 29.11 LAU 2011 09 30 22 29.32 LAU 2011 09 30 23 25.90