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Table 1. Sail Vapor Extraction and Treatment System Influent Data, ARCO Facility 2133, Stockton, California <br /> Continuous operation began on 1/11/95 <br /> Sample Average flow Days m Down days Percent Influent concentration m Removal rate lbs/day Net removal lbs& allons <br /> date Period rate cfm mriod in period operational TPH-G B TPH-G B TPH-G B <br /> 1111195 Source test 100 1 0 100% 590 17 221 005 22 lbs 00 The <br /> 219/95 1111195-219/95 BO 29 1 97% 480 45 144 Oil 403 lbs 29 lbs <br /> 3/28195 2/9/95-3/28/95 80 47 34 29% 160 062 48 001 62 lbs 02 lbs <br /> 414195 3/281954/4/95 80 7 0 100% I90 047 57 001 40 lbs 01 lbs <br /> 513/95 414/95-513195 100 29 l 97% 460 12 172 035 482 lbs 98 lbs <br /> 5115195 513/95-5115/95 100 12 1 96% 340 8 8 127 026 146 IN 30 lbs <br /> 6/12195 5/15195-6112195 100 28 3 89% 240 1 8 90 005 225 lbs 1 3 Ibis <br /> 7/8195 6112195-7/8/95 100 26 0 100% 140 <0 016 52 0 0G 136 IN 00 lbs <br /> 8/22195 718195-8rM95 80 45 0 100% 1200 41 359 096 I618 lbs 43 1 lbs <br /> 9119/95 8122195-9119195 100 28 0 100% 480 <0 016 180 000 503 lbs 00 Iba <br /> 10/23/95 9119195-10123/95 100 34 0 100% 240 <0 016 90 000 306 lbs 00 IN <br /> 11/15/95 10/13195-11/15/95 100 23 0 100% 170 47 64 000 146 lbs 00 Iba <br /> 12/15/95 (a) 11/15/95-12/15/95 100 30 6 80% 31 -- 12 -- 28 IN -- IN <br /> 1126196 12115/95-1/26/96 100 42 35 17% 117 -- 44 -- 31 Is The <br /> 2114/96 1126/96-2114/96 100 19 0 100% 916 -- 343 -- 652 IN -- lbs <br /> 3117196 (b) 2/14/96-3/17/96 100 42 33 21% 10 -- 04 - 3 lbs -- lbs <br /> 10/8196 (c) 1018/96-10/18/96 100 10 0 100% 33 -- 12 -- 12 lbs IN <br /> Totals and averages 9116197-12131/97 -- 106 106 0% -- -- -- -- 00 Ibs 00 lbs <br /> for reporting penod 00 gals 00 gals <br /> 4 <br /> Totals and averages 1111195-12/31197 95 1007 669 34% 341 84 119 0 15 4815 IN 604 lbs <br /> cumulanve 777 gals 8 3 gals <br /> Sample calculations <br /> Mass extraction rate calculation <br /> lbs/day = ("x" ppm/1,000,000)*("Q" ft'3/mm)*("M W'lbllb-rnol)*(60 mm/hr)*(24 hr/day)*(lb-mol/379 5 ft'3) <br /> where "x"is influent concentration in ppm <br /> "Q" is the average flow rate in ft"3/mm <br /> "M W " is the molecular weight m 16/lb-mol (100 2 for TPH-G,78 1 for benzene) <br /> Gallons removal calculation <br /> sl removed = lbs/density,density in lb/gal(density for TPH-G is 6 2,benzene is 7 32 <br /> Notes <br /> (a)Beguuung 12/15/95, samples analyzed in the field with a portable Photo Ionization Dectector(PID) <br /> (b)System off from 3/27196 through 10/8/96 due to high groundwater levels <br /> (c)System tamed off on 10/18/96 due to low influent concentrations <br /> --" =Not available <br /> I <br />