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w � im � M M = w4r <br /> TABLE 3 VAPOR EXTRACTION SYSTEM PERFORMANCE DATA, EXXON RS 7-0137, STOCKTON, CALIFORNIA <br /> Influent Concentrations (pg/L) Pounds of TPH-g <br /> Days Percent Flowrate Total TPH-g Total TPH-g Benzene Removed <br /> Date Operational Operational (CFM) Influent Effluent Effluent In Period* <br /> 11/13/95 NA NA 38 20,055 218 2 - <br /> 11/13/95 NA NA 38 21,110 289 3 000 <br /> 11/20/95 NA NA 38 5,278 95 1 31559 <br /> 12/04/95 NA NA 38 3,518 60 0 21039 <br /> 01/03/96 NA NA 38 2,392 42 0 30296 <br /> 02/05/96 NA NA 38 1,500 13 ND 21946 <br /> 03/04/96 NA NA 38 900 10 ND 11481 <br /> 02/21/97 0 - NM 190 5 005 000 <br /> 02/27197 6 100% 7 26 5 005 041 <br /> 197 8 100% 53 600 12 005 3040 <br /> t 106197 7 100% 85 65 10 010 6602 <br /> Total or Average 87 90% 41 5,058 69 069 1260 <br /> *Est Pounds Removed= Influent toric (ug/L)*flowrate(CFM)* 1440 min/day* 1 g/1 000 000 ug*0 002205 lbs/g*28 32 Uft3 <br /> CFM Cubic feet per minute <br /> fig L mir.rogrInts p,-r liter <br /> VOC Volatile Organic Compounds <br /> TPH g Total Petroleum Hydrocarbons as gasoline <br /> NM Not measured <br /> NA Not available <br /> SVE system operated by Fugro from 11/13/95 to 03/04/96 <br /> f`prolLLISL5 f 501 371pub1u,1o10137air xIs Page, 1 of 1 <br />