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MW-8 qw <br /> 6 <br /> I � <br /> DIRT/GRASS E � ORCHARD <br /> MW-6 <br /> I I <br /> 1 } <br /> f ( <br /> ✓� % j MW-5 <br /> i <br /> TPH9 58 HAMMER LANE <br /> B cD 50 <br /> MtBE 39 <br /> 12DCa 26 <br /> TBA <20 <br /> i <br /> FFCi � <br /> TPNg 120 C5 O(14cl-/ r _ <br /> B <10 1 <br /> MtBE 89 <br /> 12 DCA 21 / MW-2 € ❑ <br /> rDa <40 r 50 PSB 2 (DRYJ a <br /> DM ,.l PUMP I ; x <br /> I ISLANDS <br /> LOCATION ATMENT SYSTEM ' i w AC g 2 AC <br /> DMW-3 i PAV G -3 - PAVING <br /> I STATION ------•�. <br /> OW 1 <br /> MW_7 i MW 4 BUILDING <br /> MW 9 (DRY) UST MW-1( <br /> COMPLEX <br /> P MP <br /> r EE <br /> 1 � <br /> � I_ <br /> $ t„3 <br /> 1339 <br /> ` DMW-2 <br /> � PAVED / -- <br /> AREA \ <br /> 1�3 AC <br /> f PAVING <br /> WIENERSCHNITZEL f� 8 Hg <50 j <br /> �! MtBE 11 <br /> 12 DCA 21 <br /> TBA <20 <br /> J <br /> ! ORCHARD v <br /> Q <br /> DW-2 <br /> AUTO FACTORY <br /> MW��,�� f <br /> r <br /> r ; <br /> l <br /> ff LEGEND <br /> d! f <br /> 1 ! <br /> f + MW-1 SHALLOW GROUNDWATER MONITORING WELL <br /> URANT / +DMW-1 DEEP GROUNDWATER MONITORING WELL <br /> f' • B-1 SOIL BORING <br /> f ! O DW 1 DOMESTIC WELL <br /> f <br /> js <br /> r 100 MtBE ISOCONCENTRATION CONTOUR(ug/L) <br /> N <br /> s CHEMICAL ANALYTICAL RESULTS <br /> r <br /> TPHg <50 <br /> B <050 CONCENTRATION(ppb) <br /> t 12 DCA <0 50 <br /> Er TDA <20 <br /> ' t < NOT DETECTED AT OR ABOVE THE <br /> t <br /> 7 LABORATORY REPORTING LIMIT <br /> 0 50 100 ANALYTES <br /> a <br /> w APPROXIMATE SCALE FEET TPH9 —TOTAL PETROLEUM HYDROCARBONS <br /> A AS GASOLINE <br /> w <br /> m B BENZENE <br /> REFERENCE THIS FIGURE IS BASED ON A"SITE PLAN"PROVIDED MtBE —METHYL TERT BUTYL ETHER BY EPA <br /> METHOD 8260B <br /> BY MORROW SURVEYING,AND A FIELD SKETCH AND IS 12 DCA—1,2 DICHLOROETHANE <br /> s INTENDED FOR ILLUSTRATION ONLY TBA —TERTIARY BUTYL ALCOHOL <br /> v NS —NOT SAMPLED,CAR PARKED OVER WELL MW 9 <br /> sa DOMESTIC WELL NOT SAMPLED DUE TO ITS <br /> CONNECTION TO TREATMENT SYSTEM <br /> 0 <br /> U <br /> g PREPARED BY PREPARED FOR <br /> DRAWN BY MD <br /> m CHECKED KF ARCO ARCO FIGURE 9 <br /> APPROVED RB SERVICE STATION#595 <br /> a DATE 1214103 PR <br /> R MtBE ISOCONCENTRATION MAP <br /> o JOBNO 77BP 50595 05 E C O ■• <br /> 3017 KILGORE ROAD SUITE 100 6100 NORTH HIGHWAY 99 DEEP WATER BEARING ZONE <br /> CAD FILE GW CONC 04 10 RANCHO CORDOVA CA 95670 STOCKTON,CALIFORNIA <br />