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EXPLANATION <br /> Block wall <br /> Mw-4 O Monitoring well <br /> 00 @)(<50/<O 5/<2•) � RemediotlonO � equipment <br /> Vapor extraction well <br /> 00 GfCDMw-3 <br /> I- (<50/<o 5/<2•) O <br /> Air sparge well <br /> �m <br /> 0 n � -5 Sparge monitoring well <br /> az <br /> VW-2 i , <br /> o #---------- <br /> -; 39 Destroyed well <br /> ZD <br /> OC) - -------- Vapor extract <br /> ion/air <br /> Mw-7STATION sparge piping trench <br /> (<50/<05/<2•) BUILDING <br /> Dispense,,a <br /> Islandsi ~ Underground storage tank <br /> O , <br /> Conductor casing <br /> '--- I ; -7 (571/517/296•) Concentration of total petroleum <br /> vw-10 gVW-8 VW-11 VW-6 3 hydrocarbons as gasoline (TPHG), <br /> 'v ---- ---T----; benzene, and MTBE In groundwater <br /> Mw-5 , (ug/L), samples collected 3/16/00 <br /> (57 1/5 17/2 96•) <br /> ------------4 vW 3 �r 1 I < Not detected at or above the <br /> 'MS- + <br /> 'SI �3 IAS-2 i i AS I OMsoj<os/<z•) Indicated laboratory detection limit <br /> (552/<�/<2•) M L�� Jl°lam-1°I` Jl�---- -1z Analyzed by EPA Method 8260 <br /> --- <br /> VW-9 <br /> Mw-6 <br /> &dewolk Dr,veway 0(<50/<O5/<2•) <br /> HAMMER LANE I SCALE <br /> 0 30 60 FEET <br /> Source Bose modified from drawing <br /> provided by RESNA <br /> J8E MW-8 <br /> ARCO PRODUCTS COMPANY <br /> MW-10@ 3&MW-9 SERVICE STATION 2130 <br /> (270/0 741/<2•) <br /> rr ray <br /> FIGURE 1 <br /> GROUNDWATER ANALYTICAL SUMMARY <br /> FIRST QUARTER 2000 <br /> i 7906 NORTH EL DORADO <br /> STOCKTON, CALIFORNIA <br /> , <br /> / N\cad\DWG\PINACL\2130\2130chem dwg Fri 21/Apr/00 04 04pm khlock <br />