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i <br /> 5 Nov-03 <br /> co� t G d N <br /> _ C <br /> C O r <br /> +Arco MW-1B y 0 N <br /> Arco MW-1C W I i, Q : <br /> Harbor Sea Food 1 Q} <br /> Store I --Former <br /> Pump zi <br /> Liquor Store Vacant Lot Former ARCO Islands k Charter Way fz �� _ G <br /> 441 W Charter Way Bart&Tackle MW-15 3 tR <br /> -1437 0O[----ki�- C <br /> Arco MW-8C Z 098 I 0 <br /> <0� <br /> Arco MW-8B <br /> O <br /> V <br /> CN _v <br /> WEST CHARTER WAY <br /> MW-1 � r •� <br /> -1376 I// r 4) <br /> 470 -9 <br /> / 0 <br /> �/`\ MW + V <br /> �5(a 300V r 1 -1440 f <br /> MW-5 1,900 <br /> MW-7 MW- VEW-1 - -1407 <50 <br /> -13.40 -13 79+ 42 <br /> Pump <0 50 <0 50 l 82 ? <br /> o <0 50 94 j VEW-2 \ t p <br /> I1D Canopy r r� Cd <br /> •a s� Q <br /> Islands I Food 1 VEW-4 <br /> MW-18-80 Sp°o 'i Mart i i'` l�oao t �/ <br /> o r - - hiW-19-81 <br /> I I - Former MW-19-1201z° MW-11 <br /> MW-13 MW-18-120 ZSW _ __- -_ ___ -14.33 +* <br /> MW-11-82 <br /> -1330 13 2 Product Lines j Texaco ` Pit Stop 600 +MW-11-122$q a 1 MW-17 Centro Mart Q <br /> <0 50 !' ��� Former& Station/ Lube and 26 T -1420 <br /> <0 50 Current United Tune <0 d 50 Z U <br /> v E'' �+ USTs Gas <br /> W MW-6 MW-2 - L::D <br /> MW-3 CO 50-1305 -13 23 + -13721 <br /> U50 <0 50 53Chevron Station <br /> 16 } N <br /> <0 50 I<0 50 , <br /> Sob W.Charter Way cc <br /> a �, w° ;l,; Mw-10 EXPLANATION 0 <br /> O - - -14.36 Fence <br /> Vent Lines �� + Groundwater monitoring well-Zone A <br /> a MW-8 Re cdiation `app + Groundwater monitoring well-Deeper zones <br /> / � + f <br /> NM En losure Vapor extraction well C <br /> 0 Destroyed well ! O <br /> -}- <br /> Groundwater elevation contour in feet referenced to <br /> / <br /> Toscono Site 1 mean sea level(ft msl) Arrows indicate <br /> 1444 Lincoln St + d <br /> (LIST case) approximate groundwater flow direction <br /> MW-14 Well designation 16- <br /> -1357 <br /> -13 57E MW-6/Groundwater elev ion,ft rns] Cl) <br /> Scale (ft) <0 50 -13 58/Benzene concentrations in groundwater in parts per O m <br /> 3 5 <0 50/billion (ppb) <br /> 0 25 50 100 1 <br /> 1 r- E <br /> 0 65 —MTBE concentrations in groundwater in ppb �C o <br /> 1426 Lincoln St. MW-16 1 O CU = <br /> <x Not detected at reporting limit x F" - <br /> (UST case) <br /> FIGURE L. U U <br /> NM Not measured �r 'a) c <br /> I I o <br /> rn Approximate hydraulic gradient=0 005 to 0 007 2 � <br /> �°., O o 0 <br /> U. cn <br />