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Table 1 <br /> Vapor-Extraction Test Monitoring Data <br /> ARCO Station No. 2130 <br /> 7906 North E1 Dorado Street, Stockton, California <br /> (December 30, 1991) <br /> Air Stream Conditions for Extraction well VW-1 observation Well Data Vapor Sample collection and Analysis <br /> Time Air Air I Air Vacuum OVA VW-2 VW-3 YW 4 Vapor 1Pklg Benzene Toluene Ethyl- Total <br /> Velocity Flourate Temp Cone Vacuum Vacuun Vacuum Sample No Benzene xylenes <br /> (fpm) (cfm) (F) (in 1120) (ppmv) (in H20) (in H20) (in H20) (mg/m"3) (mg/in 3) (mg/m"3) (mg/m"3) (mg/m"3) <br /> FO3 <br /> 4,750 104 61 67 9,500 0 04 0 84 0 50 NR NR NR NR NR NR <br /> 5,100 111 62 78 NR 0 04 0 84 0 51 AS-1230-INF1 43,000 1,500 1,200 59 120 <br /> 5 000 109 62 75 NR 0 045 0 85 52 NR NRNR NR NR NR <br /> 5,000 109 62 75 NR 0 035 0 84 0 50 NR NR HR NR NR NR <br /> 12 00 5,000 109 62 75 NR 0 04 0 88 0 54 NRNR NR NR NR NR <br /> 12 30 5,000 109 62 75 NR 0 04 0 88 0 54 AS-1230-EFF1 1,500 120 52 5 2 17 <br /> 12 30 5,0 109 62 75 10,000 0 04 0 88 0 54 AS-1230-INF2 69,000 2 100 1.600 67 190 <br /> Distance from Vapor-Extraction Well VW-1 (feet) 128 25 5 39 7 <br /> Air Stream Conditions for Extraction Weil VW-4 Observation Well Data Vapor Sample Collection and Analysts <br /> Time Air Air Air Vacuum OVA VW-1 VW-2 VW 3 Vapor TPHg Benzene Toluene Ethyl- Total <br /> Velocity Flowrate Temp Conc Vacuum Vacuum Vacuum Sample No Benzene Xylenes <br /> (fpm) (cfm) (F) (in H20) (ppmv) (in H20) (in H20) (in H20) (mg/m"3) (mg/m"3) (mg/m"3) (mg/m"3) (mg/m^3) <br /> 13:30 4,750 104 63 68 10,000 0 56 0 10 1 AS-1230 INF3 100,000 _ 6,600 6,000 340 930 <br /> 14 00 4,450 1 97 63 60 NR 0 70 0 185 1 31 NR NR NR NR NR NR <br /> 14 30 4,500 98 63 62 NR 0 73 0 160 1 42 NR NR NR NR NR NR <br /> 15 00 4,550 99 63 63 NR 0 79 0 19 1 51 NR NR NR NR NR NR <br /> 15-30 4,550 99 63 63 NA 0 79 0 19 1 51 HR NR NR NR NR NR <br /> 16 00 4 550 99 63 63 NR 0 79 0 19 1 51 NR NR NR NR NR NR <br /> 16 30 NR NR NR NR NR NR NR NR AS 1230 EFF2 810 89 41 5 7 11 <br /> 16 30 NR NR NR NR NR NR NR NR AS-1230-INF4 52,000 1,700 1,100 67 190 <br /> Distance from Vapor-Extraction Welt VW-4 (feet) 39_7 89 18 5 <br /> Sample designation <br /> Notes <br /> fpm = feet per minute NR = Not Recorded AS-1230-INF1 <br /> cfm = cubic feet per minute NA = Not Analyzed AS = Air Sample <br /> ppmv = parts per million by volume TPHg = Total Petroleun Hydrocarbons 1230 = Sample Date <br /> in H2O = inches of water column reported as gasoline INF1 = Influent air sample <br /> mg/m"3 = milligrams per cubic meter number <br /> EFF1 = Effluent air sample <br /> number <br /> 0109ccar <br /> 30003-5 <br />