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ii <br /> i4i tt <br /> Table 2 <br /> Soil Vapor Extraction System Emission Data <br /> Unocal Service Station 2859 <br /> 1665 Pacific Avenue <br /> Stockton,California <br /> TPPH as Gasoline Benzene <br /> Effluent Effluent Effluent Effluent <br /> Operating Flow Concen- Concen- Destruction Emission Concen- Concen- Emission <br /> Sample Date Reading Rate tration tration Efficiency Rate tration tration Rate <br /> I D Sampled (hours) (scfm) (pg1L) (ppmv) (percent) (lbs/day) (pg/L) (ppmv) (lbs/day) <br /> EFFL 01/17M a 1,984 47 63 15 992 025 38 1 1 0 016 <br /> EFFL 02!12196 1,986 51 43 10 989 019 37 1 1 0 017 <br /> EFFL 03/13/96 2 284 72 34 80 984 021 075 0 22 0 005 <br /> TPPH =Total purgeable petroleum hydrocarbons <br /> scfm =Standard cubic feet per minute <br /> Ng/L =Micrograms per liter <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 /> Concentrations shown in ppmv are calculated from micrograms per liter <br /> See certified analytical reports for detection limits <br /> • <br /> 3100405A11 Q96QPR XLS+TABLE2 A-2 April 26,1996 <br />