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Table 1 38(148-06 <br /> Vapor-Extraction Test Monitoring Data <br /> ARCO Station No. 760 <br /> 225 South Cherokee Lane, Lodi, California <br /> June 14, 1991 <br /> i <br /> Air Stram from VW-3 Mi" <br /> Mg.;Wis Air 9treanat from' 2 Mtutsl�ri�g�ei1�s <br /> Flow PID Conc Vacuum Temp VW-2 VW-1 Flow PID Conc Vacuum Temp. VW-3 VW--1 <br /> (CFM) (ppm) (in H2O) (F) (iii H2O) (in H2O) (CFM) (ppm) (in H2O) (F) (in H2O) (m H2O) <br /> 33 < 50 45 98 012 008 22 NA 10 104 0 14 006 <br /> 31 <50 60 100 0 13 008 24 2,500 1 8 102 014 005 <br /> 31 <50 55 100 0 I2 0 07 22 4,000 1 8 1 102 0 15 005 <br /> 33 < 50 50 100 014 007 22 4,250 1 8 103 0 13 005 <br /> 33 < 50 60 102 012 0 07 22 NA 18 103 0 12 004 <br /> Distance from extraction well VW-3 (feet) 282 349 Distance from extraction well VW-2 (feet) 282 317 <br /> Air Stmam kOixt YW 1 i montofins Wells v4pr im* &AZW Tolu Xyl' > coa! Tpft, , <br /> V UUM arbor W 100404: <br /> Flow PID Conc Vacuum Temp VW-2 VW-3 AS38048 6-1 (VW-3) 009 017 074 034 <5 0 <br /> (CFM) (ppm) (in H2O) (F) (in H2O) (in H2O) AS38048 6-2(VW-2) 44 41 25 S5 2,900 <br /> 41 1,950 45 104 005 006 AS38048 6-3(VW-1) 44 25 39 089 980 <br /> 35 1,750 45 102 004 007 <br /> 35 1,500 45 101 005 008 Explanation <br /> 37 1,510 45 to 005 009 CFM= cubic feet per muiute F= temperature in degrees Fahrenheit <br /> 37 1,100 45 101 006 008 PID= photoiomzation detector <5= less that detection limit <br /> Distance from extraction well VW--I (feet) 31 7 349 ppm= parts per million mg/m^3= milligrams per cubic meter <br /> in H2O= inches of water column vacuum TPHg= Total Petroleum Hydrocarbons <br /> reported as gasoline <br />