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<br />SEPTEMBER 1996 REYNOLDS 1441
<br /> TABLE 2. Sulfur hexaflouride experiments conducted during 1993.
<br /> Vertical
<br /> Maximum SF, Maximum SF, velocity
<br /> Site Raob winds Sampling (ppt) aircraft at sequential pattern
<br /> Release Times Period SF, rate temperature 2200 m times V = valley sampler no. (Figs,
<br />Date site (UTC) (h) (kg h-I) CC) (m S-I) (UTC) R = ridge (ppt) 7,8)
<br />5 February 1993 7 1700-1800 1.0 20.0 -0.6 7/205 1625-1850 137(V) 45-#4 2
<br />8 February 1993 7' 2230- 2330 2.0 22.0 1.6 7/205 2230-0110 78(V) 40-#4 I
<br /> 0015-0115
<br />9 February 1993 7' 1800-1900 2,0 20,0 -4.8 11/209 1815-2037 47(V) 91-#4 2
<br /> 1915-2015
<br />17 February 1993 7' 1630-1730 1.0 23.0 -4A 13/193 1625-1850 53(V) 42-#8 2
<br /> 9' 1730-1830 1.0 23.5 -4,4 13/193 1625-1850 89(V)
<br />2 March 1993 9 2309-0009 1.0 21.7 3.7 5/197 2330-0130 140(V) 0 2
<br />9 March 1993 7-9 1635-1735 1.0 19,9 5.3 5/192 1637-1914 364 60-#8 I
<br /> 7-9 1635-1735 21.8 (2.2 Ian)
<br /> 271
<br /> (2,2 Ian)
<br />16 March 1993 7' 1515-1615 1.0 19,9 3,1 14/219 48(V) 80-#8
<br /> 9' 1515-1615 22.1 1533-1815 33(V)
<br />17 March 1993 7 1515-1615 1.0 19.9 1.5 19/223 1530-1719 25(R) 25-#3
<br /> 9 1515-1615 22.1 15(R)
<br />19 March 1993 7-9 2315-0015 2.0 19.9 4.7 11/204 2315 -0200 227 110-#3
<br /> 7-9 0030-0130 22,1 (2.2 Ian)
<br /> 50
<br /> (2,1 Ian)
<br />, Propane seeding conducted from this site.
<br /> TABLE 3. Sulfur hexaflouride plume characteristics from site 7 observed by aircraft for the valley track.
<br /> Plume width
<br /> -- Dist site 7 Max SF, Avg SF, All Temp Avg LWC Wind speed Wind direction
<br />Date Pass (') (Ian) (Ian) (ppt) (ppt) (m) ('C) (gm-3) (m S-I) ('T)
<br />5 February 7 13 3.0 13.8 137 66 2526 -2.2 0,10 18 191
<br />5 February 9 8 1.9 13,6 132 80 2528 -2A 0.13 II 193
<br />5 February II 6 L2 12.8 65 37 2653 -3.1 0,13 7 198
<br />8 February 3 II 2.5 13.5 32 9 2523 -2.8 0.02 20 182
<br />8 February 5 4 1.0 13.7 21 10 2511 -2.6 0.00 16 200
<br />8 February 7 6 IA 13,8 23 9 2520 -2.7 0,06 19 184
<br />8 February 13 13 2.9 13.0 II 3 2518 -2,6 0.03 II 172
<br />8 February 15 13 3.1 13A 27 10 2522 -2.6 0.04 9 184
<br />8 February 17 15 3,7 14,2 78 27 2523 -2.5 0,05 6 155
<br />9 February 3 12 2,7 13,0 47 15 2525 -7.5 0,01 13 207
<br />9 February 5 15 3,2 12.3 27 8 2529 -7,2 0.02 10 209
<br />9 February 7 15 3.3 12.2 31 11 2524 -7.1 0,01 9 210
<br />17 February 3 7 1.5 13.1 53 32 2483 -6.8 0,01 22 184
<br />17 February 5 13 3,0 13,0 52 26 2481 -6.8 0.02 21 182
<br />17 February 7 6 lA 13,2 15 9 2492 -6.6 0.01 23 185
<br />17 February 9 9 2.0 13.3 52 26 2477 -6.6 0.D3 21 188
<br />9 March 3 4 1.0 13.3 20 11 2161 5.8 0.00 13 209
<br />9 March 5 16 3A 12.2 313 118 2165 5,8 0.00 12 196
<br />9 March 6 23 4,9 12.3 364 130 2231 5.3 0,00 9 204
<br />9 March 7 17 3,5 12,0 276 119 2282 4.9 0,00 13 199
<br />9 March 8 21 4,8 12.9 171 70 2367 4.1 0.00 11 204
<br />9 March 9 14 3,0 12.5 195 76 2357 4.2 0.00 15 213
<br />16 March 3 18 3,8 12,3 48 14 2544 0.5 0.17 17 217
<br />16 March 5 38 9.2 13.3 14 6 2541 0.7 0.D7 19 224
<br />17 March 1 16 3.4 I2A 19 8 2507 0.9 0.01 26 215
<br />19 March 4 18 3.9 12.3 71 29 2321 4,7 0.00 10 208
<br />19 March 5 17 5.0 16,6 56 26 2307 4,6 0.00 10 238
<br />19 March 7 14 3.0 12.5 39 13 2474 2.6 0.00 10 210
<br />19 March 11 12 2.7 12.5 57 18 2176 4.7 0.00 7 214
<br />19 March 12 9 1.9 12.1 227 88 2314 3.5 0.00 7 243
<br />19 March 13 6 IA 12.6 23 7 2467 2,8 0.00 8 225
<br />Average 13 3,0 13.0 87 36 2437 -0.5 0.03 14 201
<br />
<br />.J
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