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r <br /> I <br /> Table 2 <br /> Summary of Soil Borings <br /> ARCO Service Station 2130 <br /> 7906 North El Dorado Street <br /> Stockton, California <br /> Soil Boring Date Total Boring Drilling Drilling Groundwater Disposition <br /> Number DriLled Depth Diameter Method Contractor Encountered of Boring <br /> B-1 05/24/91 68 5' 81t hollow-stem auger Woodward Drill mg 68.5' Backfilled Boring <br /> B-2 12/16/91 76 5' 10" hollow-stem auger Woodward Drilling 65' Monitoring Well MW-1 <br /> B-3 12/16/91 65' 8'l hollow-stem auger Woodward Drilling 63 5' Vapor extraction W-1 <br /> B-4 12/17/91 65 5' 8" hollow-stem auger Woodward Drilling 64' Vapor extraction VW-2 <br /> B-5 12/18/91 65' 8" hollow-stem auger Woodward Drilling 64' Vapor extraction VW-3 <br /> B-6 12/18/91 76 5' 10" hollow-stem auger Woodward Drilling 64' Monitoring Well MW-2 <br /> B-7 12/19/91 65' 8" hollow-stem auger Woodward Drilling 64' Vapor extraction VW-4 <br /> B-8 12/19/91 66 5' 10" hallow-stem auger Woodward Drilling 64' Monitoring Well 14W-3 <br /> B-9 08/13/92 75' 10" hollow-stem auger Wayne Drilling 67' Monitoring Well MW-4 <br /> 6-10 08/14/92 61 5' 8" hollow-stem auger Wayne Drilling 61 5' Vapor extraction VW-5 <br /> B-11 08/17/92 46 5' 8" hollow-stem auger Wayne Drilling 46 5' Vapor extraction W-6 <br /> B-12 08/18/92 61 5' 8" hollow-stem auger Wayne Drilling 61 5' Vapor extraction W-7 <br /> B-13 08/18/92 61 5' 8" hollow-stem auger Wayne Drilling 61 5' Vapor extraction W-8 <br /> B-14 08/18/92 41 5' 8" hollow-stem auger Wayne Drilling 41 5' Vapor extraction VW-9 <br /> B-15 08/19/92 61 5' 8" hollow-stem auger Wayne Drilling 61 5' Vapor extraction W-10 <br /> 8-16 08/20/92 78' 10" hollow-stem auger Wayne Drilling 68' Monitoring Well MW-5 <br /> 8-17 08/21/92 74' 10" hollow-stem auger Wayne Drilling 66' Air-Sparge Well AS-1 <br /> B-18 08/25/92 70' 10" hollow-stem auger Wayne Drilling 66' Air Mon Sparge Point MS-1 <br /> B-19 08/26/92 70' 10" hollow-stem auger Wayne Drilling 66' Air Mon Sparge Point MS-2 <br /> B-20 08/26/92 70' 10l' hollow-stem auger Wayne Drilling 66' Air Mon Sparge Point MS-3 <br /> 8-21 11/16/92 74' 8" hallow-stem auger Westex Drilling 67' Monitoring Well MW-6 <br /> B-22 11/17/92 74 5' 8" hollow-stem auger Westex Drilling 64 5' Monitoring Well MW-7 <br /> 8-23 11/04/93 76' 8 2511 hollow-stem auger Woodward Drilling 66 5' Monitoring Well MW-8 <br /> B-24 11/05/93 73' 8 25" hollow-stem auger Woodward Drilling 61 5' Monitoring Well MW-9 <br /> B-25 11/11/93 73' 8 25" hollow-stem auger Woodward Drilling 61 5' Monitoring Well MW-10 <br /> 30003-7 <br />