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1 Working To Restore Nature Addendum One to Remedial Action Plan March 11 1993 Coca-Cola Former Distribution Facility, Stockton, California 54006.01 TABLE A-6 VAPOR EXTRACTION TEST FIELD MONITOWNG RESULTS ' Coca-Cola Former Distribution Facility 1100 North Wilson Way Stockton,California Observation Wells Extnchan Well VLW 3 Data VEW 1 VEW 2 VEW4 VEW-5 VEW-6 VEW-7 VEW� Flow Conc. Applied Elapsed Induced Induced Induced Induced Induced Induced Induced ' Vacuum Time Vacuum Vacuum Vacuum Vacuum Vacuum Vacuum Vacuum 26.2 1,500 10 5 025 012 072 008 0.14 014 006 26.2 >10,000 10 20 0.27 009 078 009 014 015 007 ' 26.2 >10,000 10 40 0.27 0.09 078 009 016 016 006 26.2 >10,000 10 105 0.27 008 075 008 014 015 006 26.2 >10,000 10 125 0.27 008 075 008 014 015 006 ' Distance from well VW-3(feet) 24 21 26 50 40 18 37 Screen Interval(feet) 25-45 8-28 43-68 73-675 70-47 75-47 6.0.46 Depth to Water(DTW,feet) Dry Dry Dry Dry, Dry Dry Dry Vapor extraction well VEW-3 screened from 8-8 feet. DTW-Dry ' Observation Wells Extraction Well VEW-1 Data VEW-2 VEW-3 VEW4 VEW 5 VEW-6 VEW 7 VEW-8 Flow Cone. Applied Elapsed Induced Induced Induced Induced Induced Induced Induced Vacuum Time Vacuum Vacuum Vacuum Vacuum Vacuum Vacuum Vacuum 109 2,500 100 4 002 014 0 005 007 005 002 981 NM 90 10 003 0.17 Q01 009 0 07 008 002 ' 82.8 2,800 85 30 0.03 017 001 007 007 007 002 Distance from well VW-1(feet). 45 24 25 38 28 36 57 Screen Interval(feet) 8-28 8-68 43-M 7.5-675 7.0-47 73-47.5 6.0.46 t Depth to Water(D7W,feet): Dry 67.8 Dry Dry Dry Dry Dry Vapor extraction well VEW-1 screened from 2545 feet. DrIW-Dry t Flow measured in cubic feet per minute(CFM). Concentration(Coat.)measured as parts vapor per million parts o[air,by volume(ppmv�on Bacharach 503A exploamty meter � Vacuum measured in inches of watex column. Time measured in minutes from startup of IC engine at each extraction well. ' NM. Not measured.