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Groundwater <br /> GW Flow Direction LEGEND <br /> Gradient = 0 001 Mws <br /> Benzene <0 5 (-788) Mws GROUNDWATER MONITORING WELL <br /> Toluene <0 5 (-791) Benzene <0 5 * VAPOR EXTRACTION WELL <br /> Ethylbenzene <0 5 Toluene <0 5 * DESTROYED VAPOR EXTRACTION WELL <br /> Xylenes <0 5 I i Ethylbenzene <0' 5 . SOIL BORING TPH-g <50 Xylenes <br /> MTBE (8260) 324 TPH-g <50 (-775) GROUNDWATER ELEVATION(feet) <br /> MTBE (8260) 15 2 TPH-g TOTAL PETROLEUM HYDROCARBONS AS GASOLINE <br /> MTBE METHYL T-BUTYL ETHER <br />' <br /> TBA TERTIARY BUTYL ALCOHOL I I Benzene <0 5 <br /> Toluene <0 5 TAME T-AMYL METHYL ETHER <br /> Benzene <05 Ethylbenzene <0 5 1 2-DCA 1 2-DICHLOROETHANE <br />' Toluene <05 <br /> � Xylenes <D 5 NC NOT CALCULATED <br /> Ethylbenzene <05 <br /> 4 NM NOT MEASURED <br /> Xylenes <05 0l I MTBE (8260) 100 <br /> TPH-g <50 NOTES <br />' MTBE (8260) 199 1 CONCENTRATIONS IN MICROGRAMS PER LITER (ug/L) <br /> TBA 560 ( 7 75) 2 TBA, TAME, AND 1,2—DCA ARE SHOWN ONLY <br /> Mw10 aWHERE DETECTED <br /> PROPERTY <br /> LINE Benzene <0 5 <br /> PLANTER Mw3 Toluene <0 5 3 WELL VEW3 WAS SAMPLED 13 NOVEMBER 2002 <br />' <br /> (-763) (NM) o Ethylbenzene <O 5 <br /> MW9 FORMER <br /> PARKING MW2 Sgt. TANK BASIN Xylenes <0 5 <br /> (NM) X SB4 TPH-9 171 <br /> 1 5B6 \` �y (NC) I MTBE (8260) 225 <br />' USED-OIL <�`\. �, } VEW3 MW4 1,2-DCA 085 <br /> TANK `� VII s133 W (-779) <br /> STATION <br /> BL,LD'4G • <br />' Benzene <0 5 • 5Bg � Benzene 183 <br /> �! SII a <br /> Toluene <0 5 SB2 <br /> Ethylbenzene <0 5 VEw1 I i ti Toluene <50 <br /> Xylenes <0 5 q (NC) l Ethylbenzene <5 0 <br /> a 2 Xylenes 17 0 <br /> TPH-g <50 lFp S88 0 o TPH-g 7,710 <br /> MTBE (8260) 817 (-766) EXISTING <br /> uSTS MTBE(8260) 5,070 <br /> PARKING Mw1 i TAME 155 <br /> FORMER I <br /> PUMP TBA 96 300 <br /> 4 <br /> Benzene 05 ISLAND <br /> Toluene <0 5 <br /> Ethylbenzene <0 5 � I Benzene <0 5 <br /> Xylenes <0 5 FORMER �5 Toluene <br />' PumpJae Ethylbenzene <0 5 <br /> TPH-g <50 ISLANDS e Mws Xylenes <0 5 <br /> MTBE(8260) 246D' I (-766) TPH-g 71 7 <br /> TBA 221 —— < v MTS (8260) 747 <br /> — f�Q TAME 0 97 <br /> Benzene <0 5 (-762) <br /> Toluene <0 5 MW7 PARK NG PLANTER <br /> Ethylbenzene <0 5 PLANTER <br /> Xylenes <0 5 N <br /> TPH-g <50 DRIVEWAY <br /> MTBE (8260) 16 8 <br /> TBA 2,370 <br /> 0 20 40 <br /> COUNTRY CLUB SOULS PD <br /> Scale (feet) <br />' SITE PLAN SHOWING GROUNDWATER ELEVATIONS AND ANALYTICAL RESULTS FIGURE <br /> ' <br /> ETIC 2705 COUNTRY <br /> EXXON RS 7-3708 <br /> Y CLUB BLVD , STOCKTON, CALIFORNIA <br /> ENGINEERING 23 SEPTEMBER 2002 <br />