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Table 1 <br /> Sod Vapor Extraction System Performance data <br /> Unocal Service Station 2859 <br /> 1665 Pacific Avenue <br /> Stockton California <br /> TPPH as Gasoline Benzene <br /> Influent Influent <br /> Hourmeter Flow Concen- Removal Removed Concen- Removal Removed <br /> Sample Date Reading Rate tration Rate to Date tration Rate to Date <br /> ID Sampled (hours) (scfm) (ppmv) (lbs/day) (lbs) (ppmv) (lbstday) (lbs) <br /> INIFL 0497196 a 1,9" 47 1,773 749 010 22 -01% aw <br /> iNFL 02/12/96 1,986 51 898 1742 1 0 81 013 001 <br /> 1NFL (Wt3i% 2,884 72 496 13 aB 6811 ND b -E303 301 <br /> RtG ' Rf , '11111`x'95-03113196 fail <br /> TOTAL POUN18 REMOVED, 581A 3.01 <br /> TOTAL OALLO NS REMCYVED; 9526 8A1 <br /> MOD F10M S t(EMOVE[3: 66$1.1 301 <br /> F' ft# sl�i.1 415 R1~M4VE#�K 96alli 4,41 <br /> TOTAL DAYS OF OPERAP01t 37.5 <br /> PERIOD DAYS OF OPERATION= 37.6 <br /> PEMOD 6tAVEItA40E FLOW RATE jsc*nj, 67 <br /> PMOD PERCENT 6PEF1LATIONAL, 67+ <br /> TPPH =Total purgeable petroleum hydrocarbons <br /> scfm =Standard cubic feet per minute <br /> ppmv =Parts per million by volume <br /> lbs =Pounds <br /> a SVE system started 1117196 and sampled shut down pending receipt of permit to operate <br /> b Concentrations reported as ND use the detection limit to calculate mass removal and emission rates <br /> Concentrations shown in ppmv are calculated from micrograms per Ider,as reported by the laboratory <br /> See certified analytical reports for detection limits <br /> 3100405A11 Q960PR XLSITABLEI A-2 April 18, 1996 <br />