SF6 concentrations (ppb) measured by Blue Boxes on 26 October 2000. IOP 10 Site Rel Box 2 3 4 5 6 7 8 9 10 11 1 1 10 0.0 0.0 5.2 22.5 113 65.4 5.2 1.3 0.1 0.0 2 1 25 0.0 0.0 0.0 2.1 81.6 36.9 1.6 0.4 0.0 0.3 3 1 27 0.0 0.0 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A 4 1 18 0.0 4.2 18.7 69.0 28.0 93.7 79.4 91.9 4.0 2.3 7 1 14 25.5 79.2 36.4 8.6 34.1 6.0 17.4 47.6 79.4 24.1 8 1 31 0.1 9.8 5.5 13.3 35.9 9.5 18.9 38.6 82.8 2.9 9 1 43 213 416 17.0 47.6 71.6 12.9 81.5 28.2 252 4.2 10 1 23 34.7 37.7 73.2 242 874 1102 1057 332 891 992 11 1 42 0.0 #N/A 56.4 #N/A #N/A 68.5 66.7 26.9 0.7 0.4 12 1 20 0.0 0.0 25.1 2.9 0.0 0.0 0.6 86.6 0.4 0.0 13 1 3 338 346 27.4 110 90.7 45.6 112 156 520 1.0 14 1 2 58.0 231 49.8 256 68.5 112 79.3 156 57.2 2.3 15 1 46 0.0 0.5 21.8 488 120 73.6 179 157 0.1 0.1 1 2 11 29.6 0.2 0.0 0.0 101 37.2 1.7 51.5 2.0 0.4 2 2 1 19.9 0.1 0.0 0.0 5.5 7.7 0.5 30.0 1.8 2.5 3 2 16 42.5 0.2 0.1 0.0 8.8 9.8 0.7 38.5 31.6 1.6 4 2 22 81.6 14.7 3.0 0.1 24.6 #N/A 77.7 21.3 23.0 4.2 5 2 13 68.9 29.9 3.5 0.1 10.7 12.0 45.8 9.0 18.2 6.2 6 2 44 8.8 24.6 2.2 0.3 2.6 1.6 5.2 11.3 11.3 9.0 7 2 19 0.1 6.0 93.1 27.6 13.1 3.9 29.1 43.6 36.1 39.9 8 2 37 1.0 10.7 9.6 0.1 13.8 1.3 24.7 51.2 20.3 7.5 9 2 7 8.3 247 76.6 85.4 21.5 16.4 84.2 71.9 52.5 59.2 10 2 26 0.6 27.6 941 1075 138 342 196 338 309 911 11 2 38 9.0 1.1 0.2 0.3 1.8 1.6 0.4 14.7 53.4 79.7 12 2 5 0.0 0.1 0.0 0.0 1.2 0.1 0.2 2.6 0.9 0.4 13 2 39 26.3 395 41.0 150 14.3 57.2 130 23.8 52.8 43.2 14 2 8 64.1 29.3 6.4 119 11.1 36.9 108 24.2 38.9 12.9 15 2 17 42.0 0.7 0.0 0.1 579 106 0.9 165 7.0 1.0 1 3 35 89.6 40.6 37.2 208 21.6 90.5 0.3 0.0 0.8 1.3 2 3 24 73.1 24.3 23.3 110 46.9 16.9 0.3 0.0 0.3 0.7 3 3 30 7.7 17.6 0.6 10.5 54.6 40.3 10.7 1.4 0.3 1.8 4 3 12 32.9 27.3 0.2 0.2 41.2 32.5 108 20.0 69.3 44.5 5 3 29 10.8 22.8 0.6 1.1 11.8 27.3 33.8 15.6 30.7 53.0 6 3 32 0.0 0.0 0.0 0.0 0.4 4.3 11.6 3.9 #N/A #N/A 7 3 33 0.0 0.0 0.0 0.0 13.9 7.4 16.3 43.7 39.5 15.2 8 3 45 0.2 0.1 0.0 0.0 10.0 14.3 32.9 17.6 32.1 29.0 9 3 9 0.4 0.1 0.0 0.0 43.2 45.8 56.4 41.1 96.5 49.1 10 3 28 320 72.5 0.3 0.7 95.2 123 338 290 13.5 119.3 11 3 21 30.8 75.5 112 4.7 17.2 14.7 1.7 0.0 0.0 0.1 12 3 4 0.1 8.7 123 12.6 0.0 0.0 0.0 0.0 0.0 0.0 13 3 40 1.0 0.2 0.0 0.0 51.9 64.0 97.0 46.9 143 55.9 14 3 34 47.3 22.0 0.2 0.2 23.4 30.3 75.7 50.6 71.9 54.2 15 3 6 169 103 23.0 #N/A 196 116 4.3 0.2 4.4 8.5 Note: These values have been adjusted by a factor of 1.3 from the original results.429