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 02 01 00 6.44 LAU 2007 02 01 01 6.32 LAU 2007 02 01 02 6.24 LAU 2007 02 01 03 6.17 LAU 2007 02 01 04 6.00 LAU 2007 02 01 05 5.84 LAU 2007 02 01 06 5.73 LAU 2007 02 01 07 5.48 LAU 2007 02 01 08 5.30 LAU 2007 02 01 09 5.06 LAU 2007 02 01 10 4.86 LAU 2007 02 01 11 4.81 LAU 2007 02 01 12 4.73 LAU 2007 02 01 13 4.29 LAU 2007 02 01 14 3.35 LAU 2007 02 01 15 3.63 LAU 2007 02 01 16 3.14 LAU 2007 02 01 17 4.51 LAU 2007 02 01 18 5.32 LAU 2007 02 01 19 5.49 LAU 2007 02 01 20 6.15 LAU 2007 02 01 21 6.23 LAU 2007 02 01 22 6.27 LAU 2007 02 01 23 6.19 LAU 2007 02 02 00 6.17 LAU 2007 02 02 01 5.72 LAU 2007 02 02 02 5.45 LAU 2007 02 02 03 5.48 LAU 2007 02 02 04 7.39 LAU 2007 02 02 05 14.31 LAU 2007 02 02 08 5.26 LAU 2007 02 02 09 5.17 LAU 2007 02 02 10 4.84 LAU 2007 02 02 11 4.79 LAU 2007 02 02 12 4.68 LAU 2007 02 02 13 4.86 LAU 2007 02 02 14 4.63 LAU 2007 02 02 15 3.25 LAU 2007 02 02 16 2.23 LAU 2007 02 02 17 1.79 LAU 2007 02 02 18 1.68 LAU 2007 02 02 19 2.38 LAU 2007 02 02 20 4.20 LAU 2007 02 02 21 5.19 LAU 2007 02 02 22 5.54 LAU 2007 02 02 23 5.60 LAU 2007 02 03 00 5.78 LAU 2007 02 03 01 5.93 LAU 2007 02 03 02 6.16 LAU 2007 02 03 03 6.58 LAU 2007 02 03 04 6.90 LAU 2007 02 03 05 7.09 LAU 2007 02 03 06 6.74 LAU 2007 02 03 07 5.86 LAU 2007 02 03 08 5.15 LAU 2007 02 03 09 4.82 LAU 2007 02 03 10 4.67 LAU 2007 02 03 11 4.20 LAU 2007 02 03 12 3.76 LAU 2007 02 03 13 3.58 LAU 2007 02 03 14 3.18 LAU 2007 02 03 15 2.87 LAU 2007 02 03 16 2.38 LAU 2007 02 03 17 1.64 LAU 2007 02 03 18 1.87 LAU 2007 02 03 19 3.26 LAU 2007 02 03 20 4.81 LAU 2007 02 03 21 5.65 LAU 2007 02 03 22 5.78 LAU 2007 02 03 23 6.13 LAU 2007 02 04 00 6.35 LAU 2007 02 04 01 6.35 LAU 2007 02 04 02 6.59 LAU 2007 02 04 03 6.84 LAU 2007 02 04 04 6.48 LAU 2007 02 04 05 6.53 LAU 2007 02 04 06 6.59 LAU 2007 02 04 07 6.54 LAU 2007 02 04 08 6.30 LAU 2007 02 04 09 5.91 LAU 2007 02 04 10 5.15 LAU 2007 02 04 11 4.62 LAU 2007 02 04 12 3.92 LAU 2007 02 04 13 3.69 LAU 2007 02 04 14 3.67 LAU 2007 02 04 15 2.64 LAU 2007 02 04 16 2.22 LAU 2007 02 04 17 1.97 LAU 2007 02 04 18 1.68 LAU 2007 02 04 19 2.47 LAU 2007 02 04 20 3.88 LAU 2007 02 04 21 5.48 LAU 2007 02 04 22 6.28 LAU 2007 02 04 23 6.54 LAU 2007 02 05 00 6.76 LAU 2007 02 05 01 7.20 LAU 2007 02 05 02 7.46 LAU 2007 02 05 03 7.66 LAU 2007 02 05 04 7.89 LAU 2007 02 05 05 8.03 LAU 2007 02 05 06 7.89 LAU 2007 02 05 07 7.18 LAU 2007 02 05 08 6.98 LAU 2007 02 05 09 6.34 LAU 2007 02 05 10 4.35 LAU 2007 02 05 11 3.57 LAU 2007 02 05 12 3.58 LAU 2007 02 05 13 3.57 LAU 2007 02 05 14 3.26 LAU 2007 02 05 15 2.84 LAU 2007 02 05 16 2.94 LAU 2007 02 05 17 2.56 LAU 2007 02 05 18 2.37 LAU 2007 02 05 19 2.79 LAU 2007 02 05 20 4.64 LAU 2007 02 05 21 6.06 LAU 2007 02 05 22 6.97 LAU 2007 02 05 23 7.19 LAU 2007 02 06 00 7.50 LAU 2007 02 06 01 7.56 LAU 2007 02 06 02 7.64 LAU 2007 02 06 03 7.46 LAU 2007 02 06 04 7.53 LAU 2007 02 06 05 7.59 LAU 2007 02 06 06 7.57 LAU 2007 02 06 07 7.58 LAU 2007 02 06 08 7.11 LAU 2007 02 06 09 6.16 LAU 2007 02 06 10 5.66 LAU 2007 02 06 11 4.98 LAU 2007 02 06 12 4.46 LAU 2007 02 06 13 3.71 LAU 2007 02 06 14 3.19 LAU 2007 02 06 15 2.85 LAU 2007 02 06 16 2.24 LAU 2007 02 06 17 2.20 LAU 2007 02 06 18 2.24 LAU 2007 02 06 19 2.82 LAU 2007 02 06 20 4.13 LAU 2007 02 06 21 5.70 LAU 2007 02 06 22 6.46 LAU 2007 02 06 23 7.25 LAU 2007 02 07 00 7.59 LAU 2007 02 07 01 7.97 LAU 2007 02 07 02 8.36 LAU 2007 02 07 03 8.03 LAU 2007 02 07 04 8.45 LAU 2007 02 07 05 7.51 LAU 2007 02 07 06 6.41 LAU 2007 02 07 07 6.36 LAU 2007 02 07 08 6.37 LAU 2007 02 07 09 6.13 LAU 2007 02 07 10 6.04 LAU 2007 02 07 11 5.45 LAU 2007 02 07 12 4.58 LAU 2007 02 07 13 3.62 LAU 2007 02 07 14 3.21 LAU 2007 02 07 15 2.43 LAU 2007 02 07 16 2.31 LAU 2007 02 07 17 2.01 LAU 2007 02 07 18 1.66 LAU 2007 02 07 19 2.75 LAU 2007 02 07 20 4.73 LAU 2007 02 07 21 6.11 LAU 2007 02 07 22 6.65 LAU 2007 02 07 23 6.76 LAU 2007 02 08 00 6.70 LAU 2007 02 08 01 6.67 LAU 2007 02 08 02 6.82 LAU 2007 02 08 03 6.74 LAU 2007 02 08 04 6.91 LAU 2007 02 08 05 6.77 LAU 2007 02 08 06 6.46 LAU 2007 02 08 07 5.85 LAU 2007 02 08 08 5.39 LAU 2007 02 08 09 5.45 LAU 2007 02 08 10 4.59 LAU 2007 02 08 11 4.53 LAU 2007 02 08 12 3.65 LAU 2007 02 08 13 2.55 LAU 2007 02 08 14 2.32 LAU 2007 02 08 15 2.29 LAU 2007 02 08 16 1.64 LAU 2007 02 08 17 1.92 LAU 2007 02 08 18 2.43 LAU 2007 02 08 19 2.42 LAU 2007 02 08 20 2.96 LAU 2007 02 08 21 2.69 LAU 2007 02 08 22 3.67 LAU 2007 02 08 23 4.56 LAU 2007 02 09 00 4.50 LAU 2007 02 09 01 4.73 LAU 2007 02 09 02 4.59 LAU 2007 02 09 03 4.57 LAU 2007 02 09 04 4.56 LAU 2007 02 09 05 4.50 LAU 2007 02 09 06 4.61 LAU 2007 02 09 07 4.73 LAU 2007 02 09 08 4.88 LAU 2007 02 09 09 4.40 LAU 2007 02 09 10 4.49 LAU 2007 02 09 11 3.99 LAU 2007 02 09 12 3.53 LAU 2007 02 09 13 3.41 LAU 2007 02 09 14 3.67 LAU 2007 02 09 15 3.62 LAU 2007 02 09 16 3.81 LAU 2007 02 09 17 3.72 LAU 2007 02 09 18 3.88 LAU 2007 02 09 19 3.99 LAU 2007 02 09 20 3.94 LAU 2007 02 09 21 4.11 LAU 2007 02 09 22 4.34 LAU 2007 02 09 23 4.64 LAU 2007 02 10 00 4.91 LAU 2007 02 10 01 5.56 LAU 2007 02 10 02 6.17 LAU 2007 02 10 03 6.42 LAU 2007 02 10 04 6.20 LAU 2007 02 10 05 5.98 LAU 2007 02 10 06 5.47 LAU 2007 02 10 07 4.74 LAU 2007 02 10 08 3.70 LAU 2007 02 10 09 3.70 LAU 2007 02 10 10 3.22 LAU 2007 02 10 11 2.93 LAU 2007 02 10 12 3.51 LAU 2007 02 10 13 3.33 LAU 2007 02 10 14 3.13 LAU 2007 02 10 15 3.02 LAU 2007 02 10 16 3.06 LAU 2007 02 10 17 2.92 LAU 2007 02 10 18 2.73 LAU 2007 02 10 19 3.01 LAU 2007 02 10 20 3.37 LAU 2007 02 10 21 3.73 LAU 2007 02 10 22 4.04 LAU 2007 02 10 23 4.67 LAU 2007 02 11 00 4.84 LAU 2007 02 11 01 5.05 LAU 2007 02 11 02 5.33 LAU 2007 02 11 03 5.66 LAU 2007 02 11 04 5.61 LAU 2007 02 11 05 5.87 LAU 2007 02 11 06 5.94 LAU 2007 02 11 07 5.68 LAU 2007 02 11 08 5.73 LAU 2007 02 11 09 5.73 LAU 2007 02 11 10 5.45 LAU 2007 02 11 11 4.98 LAU 2007 02 11 12 4.86 LAU 2007 02 11 13 4.67 LAU 2007 02 11 14 4.59 LAU 2007 02 11 15 4.48 LAU 2007 02 11 16 4.40 LAU 2007 02 11 17 4.26 LAU 2007 02 11 18 4.57 LAU 2007 02 11 19 4.82 LAU 2007 02 11 21 5.19 LAU 2007 02 11 22 5.69 LAU 2007 02 11 23 6.19 LAU 2007 02 12 00 6.28 LAU 2007 02 12 01 6.35 LAU 2007 02 12 02 6.39 LAU 2007 02 12 03 6.42 LAU 2007 02 12 04 6.41 LAU 2007 02 12 05 6.28 LAU 2007 02 12 06 6.14 LAU 2007 02 12 07 5.97 LAU 2007 02 12 08 5.76 LAU 2007 02 12 09 5.25 LAU 2007 02 12 10 5.32 LAU 2007 02 12 11 4.35 LAU 2007 02 12 12 3.52 LAU 2007 02 12 13 3.10 LAU 2007 02 12 14 2.53 LAU 2007 02 12 15 2.21 LAU 2007 02 12 16 1.56 LAU 2007 02 12 17 1.24 LAU 2007 02 12 18 1.52 LAU 2007 02 12 19 2.21 LAU 2007 02 12 20 3.76 LAU 2007 02 12 21 5.02 LAU 2007 02 12 22 5.35 LAU 2007 02 12 23 5.81 LAU 2007 02 13 00 6.18 LAU 2007 02 13 01 6.66 LAU 2007 02 13 02 6.88 LAU 2007 02 13 03 7.13 LAU 2007 02 13 04 6.50 LAU 2007 02 13 05 6.60 LAU 2007 02 13 06 6.43 LAU 2007 02 13 07 5.53 LAU 2007 02 13 08 4.87 LAU 2007 02 13 09 4.24 LAU 2007 02 13 10 4.03 LAU 2007 02 13 11 3.94 LAU 2007 02 13 12 3.47 LAU 2007 02 13 13 3.37 LAU 2007 02 13 14 3.17 LAU 2007 02 13 15 2.43 LAU 2007 02 13 16 2.24 LAU 2007 02 13 17 3.26 LAU 2007 02 13 18 3.13 LAU 2007 02 13 19 4.36 LAU 2007 02 13 20 5.09 LAU 2007 02 13 21 5.44 LAU 2007 02 13 22 5.84 LAU 2007 02 13 23 6.50 LAU 2007 02 14 00 6.87 LAU 2007 02 14 01 7.08 LAU 2007 02 14 02 7.38 LAU 2007 02 14 03 7.68 LAU 2007 02 14 04 7.95 LAU 2007 02 14 05 7.25 LAU 2007 02 14 06 6.56 LAU 2007 02 14 07 6.04 LAU 2007 02 14 08 5.32 LAU 2007 02 14 09 4.33 LAU 2007 02 14 10 3.50 LAU 2007 02 14 11 3.24 LAU 2007 02 14 12 3.12 LAU 2007 02 14 13 3.04 LAU 2007 02 14 14 3.01 LAU 2007 02 14 15 3.21 LAU 2007 02 14 16 3.28 LAU 2007 02 14 17 3.45 LAU 2007 02 14 18 3.47 LAU 2007 02 14 19 3.70 LAU 2007 02 14 20 4.01 LAU 2007 02 14 21 4.16 LAU 2007 02 14 22 4.67 LAU 2007 02 14 23 5.18 LAU 2007 02 15 00 5.50 LAU 2007 02 15 01 5.79 LAU 2007 02 15 02 6.20 LAU 2007 02 15 03 6.55 LAU 2007 02 15 04 6.65 LAU 2007 02 15 05 6.75 LAU 2007 02 15 06 6.08 LAU 2007 02 15 07 5.06 LAU 2007 02 15 08 4.53 LAU 2007 02 15 09 4.85 LAU 2007 02 15 10 5.10 LAU 2007 02 15 11 5.16 LAU 2007 02 15 12 5.15 LAU 2007 02 15 13 5.38 LAU 2007 02 15 14 5.57 LAU 2007 02 15 15 4.75 LAU 2007 02 15 16 4.48 LAU 2007 02 15 17 4.71 LAU 2007 02 15 18 4.89 LAU 2007 02 15 19 4.86 LAU 2007 02 15 20 4.90 LAU 2007 02 15 21 4.98 LAU 2007 02 15 22 5.29 LAU 2007 02 15 23 5.71 LAU 2007 02 16 00 6.27 LAU 2007 02 16 01 6.66 LAU 2007 02 16 02 6.51 LAU 2007 02 16 03 6.16 LAU 2007 02 16 04 5.99 LAU 2007 02 16 05 5.76 LAU 2007 02 16 06 5.59 LAU 2007 02 16 07 5.50 LAU 2007 02 16 08 5.01 LAU 2007 02 16 09 4.67 LAU 2007 02 16 10 4.32 LAU 2007 02 16 11 3.69 LAU 2007 02 16 12 2.95 LAU 2007 02 16 13 1.93 LAU 2007 02 16 14 1.26 LAU 2007 02 16 15 1.16 LAU 2007 02 16 16 1.35 LAU 2007 02 16 17 1.27 LAU 2007 02 16 18 1.29 LAU 2007 02 16 19 1.84 LAU 2007 02 16 20 3.20 LAU 2007 02 16 21 4.33 LAU 2007 02 16 22 5.06 LAU 2007 02 16 23 5.60 LAU 2007 02 17 00 6.04 LAU 2007 02 17 01 6.54 LAU 2007 02 17 02 7.07 LAU 2007 02 17 03 6.92 LAU 2007 02 17 04 6.09 LAU 2007 02 17 05 5.52 LAU 2007 02 17 06 5.06 LAU 2007 02 17 07 4.49 LAU 2007 02 17 08 4.23 LAU 2007 02 17 09 3.99 LAU 2007 02 17 10 3.50 LAU 2007 02 17 11 2.86 LAU 2007 02 17 12 2.20 LAU 2007 02 17 13 2.26 LAU 2007 02 17 14 1.86 LAU 2007 02 17 15 1.59 LAU 2007 02 17 16 1.38 LAU 2007 02 17 17 1.02 LAU 2007 02 17 18 1.26 LAU 2007 02 17 19 1.77 LAU 2007 02 17 20 2.84 LAU 2007 02 17 21 4.05 LAU 2007 02 17 22 4.77 LAU 2007 02 17 23 5.58 LAU 2007 02 18 00 6.38 LAU 2007 02 18 01 6.96 LAU 2007 02 18 02 7.17 LAU 2007 02 18 03 7.33 LAU 2007 02 18 04 8.09 LAU 2007 02 18 05 9.18 LAU 2007 02 18 06 8.67 LAU 2007 02 18 07 5.75 LAU 2007 02 18 08 4.79 LAU 2007 02 18 09 3.60 LAU 2007 02 18 10 3.13 LAU 2007 02 18 11 2.69 LAU 2007 02 18 12 2.43 LAU 2007 02 18 13 2.28 LAU 2007 02 18 14 1.80 LAU 2007 02 18 15 1.79 LAU 2007 02 18 16 1.39 LAU 2007 02 18 17 1.07 LAU 2007 02 18 18 0.79 LAU 2007 02 18 19 1.62 LAU 2007 02 18 20 2.49 LAU 2007 02 18 21 3.88 LAU 2007 02 18 22 4.52 LAU 2007 02 18 23 5.17 LAU 2007 02 19 00 6.41 LAU 2007 02 19 01 7.82 LAU 2007 02 19 02 8.45 LAU 2007 02 19 03 8.47 LAU 2007 02 19 04 8.29 LAU 2007 02 19 05 8.09 LAU 2007 02 19 06 7.79 LAU 2007 02 19 07 6.70 LAU 2007 02 19 08 5.91 LAU 2007 02 19 09 4.78 LAU 2007 02 19 10 4.38 LAU 2007 02 19 11 3.88 LAU 2007 02 19 12 3.60 LAU 2007 02 19 13 2.46 LAU 2007 02 19 20 3.18 LAU 2007 02 19 21 4.77 LAU 2007 02 19 22 5.69 LAU 2007 02 19 23 6.33 LAU 2007 02 20 00 7.84 LAU 2007 02 20 01 8.67 LAU 2007 02 20 02 9.04 LAU 2007 02 20 03 9.28 LAU 2007 02 20 04 9.29 LAU 2007 02 20 05 9.28 LAU 2007 02 20 06 8.15 LAU 2007 02 20 07 6.64 LAU 2007 02 20 08 6.84 LAU 2007 02 20 09 5.44 LAU 2007 02 20 10 4.64 LAU 2007 02 20 11 4.14 LAU 2007 02 20 12 3.86 LAU 2007 02 20 13 3.37 LAU 2007 02 20 14 2.25 LAU 2007 02 20 15 1.54 LAU 2007 02 20 16 1.38 LAU 2007 02 20 17 1.68 LAU 2007 02 20 18 2.30 LAU 2007 02 20 19 1.87 LAU 2007 02 20 20 3.65 LAU 2007 02 20 21 4.48 LAU 2007 02 20 22 5.39 LAU 2007 02 20 23 3.52