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 2007 06 01 00 8.19 LAU 2007 06 01 01 9.32 LAU 2007 06 01 02 9.97 LAU 2007 06 01 03 10.10 LAU 2007 06 01 04 9.20 LAU 2007 06 01 05 8.36 LAU 2007 06 01 06 6.65 LAU 2007 06 01 07 4.62 LAU 2007 06 01 08 4.48 LAU 2007 06 01 09 4.98 LAU 2007 06 01 10 5.22 LAU 2007 06 01 11 6.04 LAU 2007 06 01 12 6.42 LAU 2007 06 01 13 7.82 LAU 2007 06 01 14 8.43 LAU 2007 06 01 15 8.60 LAU 2007 06 01 16 7.99 LAU 2007 06 01 17 9.64 LAU 2007 06 01 18 10.29 LAU 2007 06 01 19 7.49 LAU 2007 06 01 20 5.97 LAU 2007 06 01 21 5.44 LAU 2007 06 01 22 5.75 LAU 2007 06 01 23 5.31 LAU 2007 06 02 00 6.19 LAU 2007 06 02 01 6.09 LAU 2007 06 02 02 6.06 LAU 2007 06 02 03 7.55 LAU 2007 06 02 04 8.19 LAU 2007 06 02 05 9.12 LAU 2007 06 02 06 9.54 LAU 2007 06 02 07 9.91 LAU 2007 06 02 08 9.81 LAU 2007 06 02 09 9.04 LAU 2007 06 02 10 8.47 LAU 2007 06 02 11 7.90 LAU 2007 06 02 12 6.24 LAU 2007 06 02 13 5.91 LAU 2007 06 02 14 6.20 LAU 2007 06 02 15 6.07 LAU 2007 06 02 16 4.79 LAU 2007 06 02 17 5.08 LAU 2007 06 02 18 5.04 LAU 2007 06 02 19 4.65 LAU 2007 06 02 20 4.06 LAU 2007 06 02 21 4.83 LAU 2007 06 02 22 5.90 LAU 2007 06 02 23 6.30 LAU 2007 06 03 00 8.05 LAU 2007 06 03 01 8.68 LAU 2007 06 03 02 8.96 LAU 2007 06 03 03 9.06 LAU 2007 06 03 04 8.77 LAU 2007 06 03 05 9.02 LAU 2007 06 03 06 6.35 LAU 2007 06 03 07 3.80 LAU 2007 06 03 08 3.09 LAU 2007 06 03 09 3.25 LAU 2007 06 03 10 3.89 LAU 2007 06 03 11 3.17 LAU 2007 06 03 12 4.10 LAU 2007 06 03 13 4.29 LAU 2007 06 03 14 4.31 LAU 2007 06 03 15 4.08 LAU 2007 06 03 16 3.55 LAU 2007 06 03 17 3.82 LAU 2007 06 03 18 3.36 LAU 2007 06 03 19 3.77 LAU 2007 06 03 20 3.01 LAU 2007 06 03 21 3.95 LAU 2007 06 03 22 5.05 LAU 2007 06 03 23 5.52 LAU 2007 06 04 00 7.95 LAU 2007 06 04 01 10.19 LAU 2007 06 04 02 10.34 LAU 2007 06 04 03 10.33 LAU 2007 06 04 04 10.51 LAU 2007 06 04 05 10.43 LAU 2007 06 04 06 10.52 LAU 2007 06 04 07 10.99 LAU 2007 06 04 08 11.21 LAU 2007 06 04 09 11.16 LAU 2007 06 04 10 11.23 LAU 2007 06 04 11 11.05 LAU 2007 06 04 12 11.46 LAU 2007 06 04 13 11.11 LAU 2007 06 04 14 11.42 LAU 2007 06 04 15 11.11 LAU 2007 06 04 16 11.43 LAU 2007 06 04 17 11.23 LAU 2007 06 04 18 11.27 LAU 2007 06 04 19 11.48 LAU 2007 06 04 20 11.32 LAU 2007 06 04 21 11.53 LAU 2007 06 04 22 11.54 LAU 2007 06 04 23 11.80 LAU 2007 06 05 00 11.58 LAU 2007 06 05 01 11.24 LAU 2007 06 05 02 11.09 LAU 2007 06 05 03 11.04 LAU 2007 06 05 04 10.76 LAU 2007 06 05 05 10.78 LAU 2007 06 05 06 10.69 LAU 2007 06 05 07 10.26 LAU 2007 06 05 08 10.00 LAU 2007 06 05 09 10.26 LAU 2007 06 05 10 10.29 LAU 2007 06 05 11 9.47 LAU 2007 06 05 12 9.95 LAU 2007 06 05 13 10.35 LAU 2007 06 05 14 10.31 LAU 2007 06 05 15 10.62 LAU 2007 06 05 16 10.74 LAU 2007 06 05 17 10.23 LAU 2007 06 05 18 9.97 LAU 2007 06 05 19 10.30 LAU 2007 06 05 20 10.79 LAU 2007 06 05 21 10.60 LAU 2007 06 05 22 11.18 LAU 2007 06 05 23 11.43 LAU 2007 06 06 00 11.47 LAU 2007 06 06 01 11.57 LAU 2007 06 06 02 11.28 LAU 2007 06 06 03 11.27 LAU 2007 06 06 04 11.13 LAU 2007 06 06 05 11.14 LAU 2007 06 06 06 11.20 LAU 2007 06 06 07 11.17 LAU 2007 06 06 08 11.11 LAU 2007 06 06 09 11.26 LAU 2007 06 06 10 11.68 LAU 2007 06 06 11 11.55 LAU 2007 06 06 12 11.59 LAU 2007 06 06 13 11.87 LAU 2007 06 06 14 11.94 LAU 2007 06 06 15 12.08 LAU 2007 06 06 16 11.80 LAU 2007 06 06 17 11.00 LAU 2007 06 06 18 10.56 LAU 2007 06 06 19 9.44 LAU 2007 06 06 20 9.83 LAU 2007 06 06 21 8.82 LAU 2007 06 06 22 10.90 LAU 2007 06 06 23 12.39 LAU 2007 06 07 00 12.04 LAU 2007 06 07 01 11.71 LAU 2007 06 07 02 12.10 LAU 2007 06 07 03 12.04 LAU 2007 06 07 04 11.54 LAU 2007 06 07 05 11.09 LAU 2007 06 07 06 11.34 LAU 2007 06 07 07 11.80 LAU 2007 06 07 08 11.87 LAU 2007 06 07 09 11.91 LAU 2007 06 07 10 11.90 LAU 2007 06 07 11 11.61 LAU 2007 06 07 12 11.27 LAU 2007 06 07 13 11.05 LAU 2007 06 07 14 10.52 LAU 2007 06 07 15 10.47 LAU 2007 06 07 16 9.96 LAU 2007 06 07 17 9.14 LAU 2007 06 07 18 10.43 LAU 2007 06 07 19 9.34 LAU 2007 06 07 20 8.62 LAU 2007 06 07 21 9.19 LAU 2007 06 07 22 8.98 LAU 2007 06 07 23 9.42 LAU 2007 06 08 00 8.95 LAU 2007 06 08 01 10.08 LAU 2007 06 08 02 9.72 LAU 2007 06 08 03 10.48 LAU 2007 06 08 04 11.02 LAU 2007 06 08 05 10.76 LAU 2007 06 08 06 10.90 LAU 2007 06 08 07 10.91 LAU 2007 06 08 08 10.93 LAU 2007 06 08 09 11.03 LAU 2007 06 08 10 10.74 LAU 2007 06 08 11 10.10 LAU 2007 06 08 12 10.56 LAU 2007 06 08 13 10.84 LAU 2007 06 08 14 10.68 LAU 2007 06 08 15 9.65 LAU 2007 06 08 16 8.56 LAU 2007 06 08 17 10.75 LAU 2007 06 08 18 8.90 LAU 2007 06 08 19 8.88 LAU 2007 06 08 20 10.29 LAU 2007 06 08 21 10.22 LAU 2007 06 08 22 10.36 LAU 2007 06 08 23 10.46 LAU 2007 06 09 00 10.95 LAU 2007 06 09 01 10.98 LAU 2007 06 09 02 10.75 LAU 2007 06 09 03 10.42 LAU 2007 06 09 04 10.07 LAU 2007 06 09 05 9.94 LAU 2007 06 09 06 9.21 LAU 2007 06 09 07 9.57 LAU 2007 06 09 08 8.83 LAU 2007 06 09 09 8.07 LAU 2007 06 09 10 10.02 LAU 2007 06 09 11 10.20 LAU 2007 06 09 12 9.25 LAU 2007 06 09 13 9.14 LAU 2007 06 09 14 8.32 LAU 2007 06 09 15 7.87 LAU 2007 06 09 16 8.23 LAU 2007 06 09 17 8.03 LAU 2007 06 09 18 7.27 LAU 2007 06 09 19 7.01 LAU 2007 06 09 20 5.64 LAU 2007 06 09 21 5.46 LAU 2007 06 09 22 6.22 LAU 2007 06 09 23 8.19 LAU 2007 06 10 00 10.19 LAU 2007 06 10 01 9.35 LAU 2007 06 10 02 9.39 LAU 2007 06 10 03 9.80 LAU 2007 06 10 04 9.67 LAU 2007 06 10 05 9.02 LAU 2007 06 10 06 6.96 LAU 2007 06 10 07 4.81 LAU 2007 06 10 08 3.83 LAU 2007 06 10 09 4.10 LAU 2007 06 10 10 4.71 LAU 2007 06 10 11 4.74 LAU 2007 06 10 12 4.62 LAU 2007 06 10 13 4.23 LAU 2007 06 10 14 4.39 LAU 2007 06 10 15 4.64 LAU 2007 06 10 16 4.18 LAU 2007 06 10 17 3.58 LAU 2007 06 10 18 3.37 LAU 2007 06 10 19 4.01 LAU 2007 06 10 20 3.71 LAU 2007 06 10 21 4.11 LAU 2007 06 10 22 5.53 LAU 2007 06 10 23 6.58 LAU 2007 06 11 00 8.12 LAU 2007 06 11 01 8.67 LAU 2007 06 11 02 8.96 LAU 2007 06 11 03 8.59 LAU 2007 06 11 04 7.30 LAU 2007 06 11 05 6.54 LAU 2007 06 11 06 5.42 LAU 2007 06 11 07 4.83 LAU 2007 06 11 08 4.28 LAU 2007 06 11 09 4.57 LAU 2007 06 11 10 3.78 LAU 2007 06 11 11 3.65 LAU 2007 06 11 12 4.13 LAU 2007 06 11 13 5.31 LAU 2007 06 11 14 4.42 LAU 2007 06 11 15 3.48 LAU 2007 06 11 16 3.28 LAU 2007 06 11 17 3.36 LAU 2007 06 11 18 4.03 LAU 2007 06 11 19 4.74 LAU 2007 06 11 20 5.28 LAU 2007 06 11 21 4.10 LAU 2007 06 11 22 4.80 LAU 2007 06 11 23 5.85 LAU 2007 06 12 00 5.81 LAU 2007 06 12 01 5.86 LAU 2007 06 12 02 6.88 LAU 2007 06 12 03 6.82 LAU 2007 06 12 04 6.27 LAU 2007 06 12 05 6.72 LAU 2007 06 12 06 5.24 LAU 2007 06 12 07 4.30 LAU 2007 06 12 08 4.33 LAU 2007 06 12 09 5.09 LAU 2007 06 12 10 5.01 LAU 2007 06 12 11 5.51 LAU 2007 06 12 12 4.99 LAU 2007 06 12 13 4.92 LAU 2007 06 12 14 4.96 LAU 2007 06 12 15 5.19 LAU 2007 06 12 16 4.91 LAU 2007 06 12 17 5.43 LAU 2007 06 12 18 4.20 LAU 2007 06 12 19 4.38 LAU 2007 06 12 20 4.45 LAU 2007 06 12 21 4.41 LAU 2007 06 12 22 5.45 LAU 2007 06 12 23 6.46 LAU 2007 06 13 00 6.92 LAU 2007 06 13 01 7.37 LAU 2007 06 13 02 7.54 LAU 2007 06 13 03 6.50 LAU 2007 06 13 04 5.34 LAU 2007 06 13 05 5.28 LAU 2007 06 13 06 4.01 LAU 2007 06 13 07 3.69 LAU 2007 06 13 08 4.86 LAU 2007 06 13 09 3.82 LAU 2007 06 13 10 3.57 LAU 2007 06 13 11 3.06 LAU 2007 06 13 12 3.21 LAU 2007 06 13 13 2.97 LAU 2007 06 13 14 3.13 LAU 2007 06 13 15 3.71 LAU 2007 06 13 16 3.35 LAU 2007 06 13 17 2.86 LAU 2007 06 13 18 3.19 LAU 2007 06 13 19 3.40 LAU 2007 06 13 20 3.86 LAU 2007 06 13 21 8.30 LAU 2007 06 14 00 6.28 LAU 2007 06 14 01 6.78 LAU 2007 06 14 02 6.96 LAU 2007 06 14 03 7.91 LAU 2007 06 14 04 6.49 LAU 2007 06 14 05 5.13 LAU 2007 06 14 06 4.05 LAU 2007 06 14 07 3.99 LAU 2007 06 14 08 4.27 LAU 2007 06 14 09 3.77 LAU 2007 06 14 10 3.62 LAU 2007 06 14 11 3.98 LAU 2007 06 14 12 3.99 LAU 2007 06 14 13 4.51 LAU 2007 06 14 14 4.35 LAU 2007 06 14 15 3.51 LAU 2007 06 14 16 3.07 LAU 2007 06 14 17 3.20 LAU 2007 06 14 18 3.41 LAU 2007 06 14 19 2.67 LAU 2007 06 14 20 2.58 LAU 2007 06 14 21 4.04 LAU 2007 06 14 22 5.57 LAU 2007 06 14 23 5.76 LAU 2007 06 15 00 6.12 LAU 2007 06 15 01 7.50 LAU 2007 06 15 02 7.32 LAU 2007 06 15 03 7.10 LAU 2007 06 15 04 5.90 LAU 2007 06 15 05 5.42 LAU 2007 06 15 06 5.32 LAU 2007 06 15 07 4.70 LAU 2007 06 15 08 6.03 LAU 2007 06 15 09 5.26 LAU 2007 06 15 10 5.06 LAU 2007 06 15 11 4.32 LAU 2007 06 15 12 3.63 LAU 2007 06 15 13 3.68 LAU 2007 06 15 14 3.34 LAU 2007 06 15 15 3.16 LAU 2007 06 15 16 3.42 LAU 2007 06 15 17 3.62 LAU 2007 06 15 18 2.64 LAU 2007 06 15 19 2.56 LAU 2007 06 15 20 2.88 LAU 2007 06 15 21 2.06 LAU 2007 06 15 22 3.01 LAU 2007 06 15 23 5.11 LAU 2007 06 16 00 7.18 LAU 2007 06 16 01 9.02 LAU 2007 06 16 02 10.28 LAU 2007 06 16 03 11.03 LAU 2007 06 16 04 10.21 LAU 2007 06 16 05 9.93 LAU 2007 06 16 06 7.55 LAU 2007 06 16 07 5.64 LAU 2007 06 16 08 5.50 LAU 2007 06 16 09 4.55 LAU 2007 06 16 10 4.99 LAU 2007 06 16 11 5.20 LAU 2007 06 16 12 5.77 LAU 2007 06 16 13 5.76 LAU 2007 06 16 14 5.16 LAU 2007 06 16 15 4.97 LAU 2007 06 16 16 4.12 LAU 2007 06 16 17 4.25 LAU 2007 06 16 18 4.28 LAU 2007 06 16 19 4.18 LAU 2007 06 16 20 3.72 LAU 2007 06 16 21 4.08 LAU 2007 06 16 22 5.93 LAU 2007 06 16 23 5.60 LAU 2007 06 17 00 8.09 LAU 2007 06 17 01 8.53 LAU 2007 06 17 02 8.77 LAU 2007 06 17 03 9.25 LAU 2007 06 17 04 8.91 LAU 2007 06 17 05 9.11 LAU 2007 06 17 06 6.02 LAU 2007 06 17 07 4.16 LAU 2007 06 17 08 5.10 LAU 2007 06 17 09 5.35 LAU 2007 06 17 10 5.33 LAU 2007 06 17 11 5.07 LAU 2007 06 17 12 4.49 LAU 2007 06 17 13 4.77 LAU 2007 06 17 14 4.44 LAU 2007 06 17 15 4.41 LAU 2007 06 17 16 4.71 LAU 2007 06 17 17 4.35 LAU 2007 06 17 18 4.67 LAU 2007 06 17 19 5.08 LAU 2007 06 17 20 4.44 LAU 2007 06 17 21 3.78 LAU 2007 06 17 22 4.72 LAU 2007 06 17 23 5.86 LAU 2007 06 18 00 6.81 LAU 2007 06 18 01 7.05 LAU 2007 06 18 02 6.93 LAU 2007 06 18 03 6.77 LAU 2007 06 18 04 6.48 LAU 2007 06 18 05 5.89 LAU 2007 06 18 06 5.61 LAU 2007 06 18 07 5.46 LAU 2007 06 18 08 4.46 LAU 2007 06 18 09 2.89 LAU 2007 06 18 10 2.71 LAU 2007 06 18 11 3.25 LAU 2007 06 18 12 3.50 LAU 2007 06 18 13 3.07 LAU 2007 06 18 14 2.82 LAU 2007 06 18 15 2.73 LAU 2007 06 18 16 3.08 LAU 2007 06 18 17 2.39 LAU 2007 06 18 18 2.94 LAU 2007 06 18 19 2.48 LAU 2007 06 18 20 2.82 LAU 2007 06 18 21 2.55 LAU 2007 06 18 22 3.23 LAU 2007 06 18 23 4.59 LAU 2007 06 19 00 5.32 LAU 2007 06 19 01 6.42 LAU 2007 06 19 02 6.34 LAU 2007 06 19 03 4.89 LAU 2007 06 19 04 4.41 LAU 2007 06 19 05 4.52 LAU 2007 06 19 06 4.12 LAU 2007 06 19 07 3.48 LAU 2007 06 19 08 3.26 LAU 2007 06 19 09 3.05 LAU 2007 06 19 10 3.30 LAU 2007 06 19 11 2.98 LAU 2007 06 19 12 2.87 LAU 2007 06 19 13 2.43 LAU 2007 06 19 14 3.24 LAU 2007 06 19 15 5.43 LAU 2007 06 19 16 6.81 LAU 2007 06 19 17 7.39 LAU 2007 06 19 18 7.21 LAU 2007 06 19 19 7.26 LAU 2007 06 19 20 6.90 LAU 2007 06 19 21 6.95 LAU 2007 06 19 22 7.66 LAU 2007 06 19 23 7.90 LAU 2007 06 20 00 8.79 LAU 2007 06 20 01 8.85 LAU 2007 06 20 02 8.66 LAU 2007 06 20 03 8.50 LAU 2007 06 20 04 6.87 LAU 2007 06 20 05 5.65 LAU 2007 06 20 06 5.24 LAU 2007 06 20 07 5.02 LAU 2007 06 20 08 5.19 LAU 2007 06 20 09 4.44 LAU 2007 06 20 10 4.70 LAU 2007 06 20 11 4.21 LAU 2007 06 20 12 3.71 LAU 2007 06 20 13 3.27 LAU 2007 06 20 14 3.54 LAU 2007 06 20 15 3.05 LAU 2007 06 20 16 2.70 LAU 2007 06 20 17 2.86 LAU 2007 06 20 18 3.34 LAU 2007 06 20 19 3.62 LAU 2007 06 20 20 3.41 LAU 2007 06 20 21 3.12 LAU 2007 06 20 22 3.60 LAU 2007 06 20 23 3.44 LAU 2007 06 21 00 3.58 LAU 2007 06 21 01 4.35 LAU 2007 06 21 02 5.53 LAU 2007 06 21 03 6.24 LAU 2007 06 21 04 6.83 LAU 2007 06 21 05 6.79 LAU 2007 06 21 06 7.16 LAU 2007 06 21 07 8.10 LAU 2007 06 21 08 8.39 LAU 2007 06 21 09 9.53 LAU 2007 06 21 10 8.27 LAU 2007 06 21 11 8.52 LAU 2007 06 21 12 8.64 LAU 2007 06 21 13 8.69 LAU 2007 06 21 14 9.20 LAU 2007 06 21 15 9.43 LAU 2007 06 21 16 9.45 LAU 2007 06 21 17 8.62 LAU 2007 06 21 18 8.86 LAU 2007 06 21 19 9.10 LAU 2007 06 21 20 9.46 LAU 2007 06 21 21 9.76 LAU 2007 06 21 22 11.65 LAU 2007 06 21 23 13.01 LAU 2007 06 22 00 12.49 LAU 2007 06 22 01 12.19 LAU 2007 06 22 02 12.17 LAU 2007 06 22 03 11.79 LAU 2007 06 22 04 10.96 LAU 2007 06 22 05 11.58 LAU 2007 06 22 06 12.54 LAU 2007 06 22 07 12.13 LAU 2007 06 22 08 12.44 LAU 2007 06 22 09 12.10 LAU 2007 06 22 10 12.34 LAU 2007 06 22 11 12.54 LAU 2007 06 22 12 12.49 LAU 2007 06 22 13 12.51 LAU 2007 06 22 14 13.02 LAU 2007 06 22 15 12.81 LAU 2007 06 22 16 12.93 LAU 2007 06 22 17 12.68 LAU 2007 06 22 18 12.71 LAU 2007 06 22 19 12.75 LAU 2007 06 22 20 12.50 LAU 2007 06 22 21 12.65 LAU 2007 06 22 22 12.99 LAU 2007 06 22 23 12.86 LAU 2007 06 23 00 12.84 LAU 2007 06 23 01 12.62 LAU 2007 06 23 02 12.43 LAU 2007 06 23 03 12.42 LAU 2007 06 23 04 12.01 LAU 2007 06 23 05 12.90 LAU 2007 06 23 06 12.86 LAU 2007 06 23 07 12.77 LAU 2007 06 23 08 12.54 LAU 2007 06 23 09 12.67 LAU 2007 06 23 10 12.86 LAU 2007 06 23 11 12.81 LAU 2007 06 23 12 12.97 LAU 2007 06 23 13 12.73 LAU 2007 06 23 14 12.63 LAU 2007 06 23 15 12.73 LAU 2007 06 23 16 12.75 LAU 2007 06 23 17 12.78 LAU 2007 06 23 18 13.26 LAU 2007 06 23 19 13.38 LAU 2007 06 23 20 13.30 LAU 2007 06 23 21 13.18 LAU 2007 06 23 22 13.00 LAU 2007 06 23 23 12.70 LAU 2007 06 24 00 12.42 LAU 2007 06 24 01 12.53 LAU 2007 06 24 02 12.33 LAU 2007 06 24 03 12.00 LAU 2007 06 24 04 11.56 LAU 2007 06 24 05 12.20 LAU 2007 06 24 06 11.50 LAU 2007 06 24 07 11.01 LAU 2007 06 24 08 10.52 LAU 2007 06 24 09 11.32 LAU 2007 06 24 10 11.81 LAU 2007 06 24 11 11.22 LAU 2007 06 24 12 11.05 LAU 2007 06 24 13 11.32 LAU 2007 06 24 14 10.91 LAU 2007 06 24 15 11.13 LAU 2007 06 24 16 11.86 LAU 2007 06 24 17 12.16 LAU 2007 06 24 18 12.38 LAU 2007 06 24 19 12.54 LAU 2007 06 24 20 12.34 LAU 2007 06 24 21 12.47 LAU 2007 06 24 22 12.47 LAU 2007 06 24 23 12.69 LAU 2007 06 25 00 12.56 LAU 2007 06 25 01 12.31 LAU 2007 06 25 03 11.70