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EXPLANATION <br /> MW-4 Block wall I O Monitoring well <br /> • (i)(<50/<0 5/3 8) Remediation <br /> "_0 equipment <br /> z �- Vapor extraction well <br /> CD <br /> Q (<50/<0 5w<2) r <br /> i Air sparge well <br /> Vw Sparge monitoring well <br /> [� <br /> -0------------- 0 Destroyed well <br /> � I k <br /> �, 1jSTATI -- -------- Vapor extraction/air <br /> OMW-7 I BUILDING <br /> Dispenser <br /> sparge piping trench <br /> (<54/<0 5/<2) £ I Dispenser <br /> 4 F Islands I Underground storage tank <br /> I I <br /> 0 ; o Conductor casing <br /> i I r <br /> �----� �;VW <br /> -7 (390/<4 5/6 04) Concentration of total petroleum <br /> y ; VW-10 L_GVW-8 VA-11 vW-6 ; hydrocarbons as gasoline (TPHG), <br /> IT_-___- -__T____f benzene, and MTBE 1n groundwater <br /> (<50/0 633%5 68 O (ug/L), samples collected 12/2/98 <br /> CD y �_________VW 4 vw 3 'f �r � � I < Not detected at or above the <br /> AS. 14F 3 1As-2 I I I 1 3 I ; �M9G1<45/B 04) indicated laboratory detection limit <br /> MW-1 o MS-2 ' f 101 I01 101 <br /> (227/<4 5/<2) <br /> MS-1 ----GVW-12 <br /> L-- 1-- ----�! <br /> VW-1 <br /> f� VW-9 - <br /> MW-6 <br /> Sidewalk Driveway ©(1 24/<4 5/<2) <br /> Y <br /> u <br /> 0 <br /> x 1 <br /> E 111 <br /> Ln <br /> LnO <br /> A CD <br /> u n CD <br /> 4 <br /> ° � o <br /> � x � <br /> ° z° <br /> Z �2 <br /> V HAMMER LANE <br /> W U_ <br /> 0 30 60 <br /> _ x w <br /> SCALE IN FEET <br /> 0 <br /> T N <br /> M _0 MW-8 <br /> v N <br /> Source Base modified from drawing <br /> a provided by RESNA <br /> a <br /> o <br /> h V <br /> 0 --20 0 MW-10p o Mw-9 <br /> FIGURE 2 <br /> (407/6 89/<2} DATE DEC 1998 <br /> Z B ARCO PRODUCTS COMPANY <br /> DWN <br /> PP <br /> A <br /> � App SERVICE STATION 2130, 7906 N EL DORADO <br /> REV STOCKTON, CALIFORNIA <br /> ENVIRONMENTAL SOLUTIONS PROJECT No GROUNDWATER ANALYTICAL SUMMARY <br /> E A DIVISION OF EMCON 20805-114009 FOURTH QUARTER 1998 <br /> t <br />