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■� � ■� �ws �� �� 11111 � w■■ t� I• � ! ! ! ! ! ! ! <br /> i i • <br /> Benzene <0 5 Benzene 1,500 h <br /> Toluene <0 5 Toluene 830 CHATEAU <br /> Ethylbenzene <05 Ethylbenzene 560 HOSPITAL MW11 <br /> Xylenes <05 Xylenes 1,690 (not located to scale) <br /> TPH-g110 Benzene <0 5 Benzene <0 5 <br /> MTBE 802 17 TPH-g 13,000 Toluene 31 Toluene <0 5 (NM) <br /> z MTBE(8260) 19 MTBE(8021) <12 Benzene 38 Ethylbenzene 20 Ethylbenzene <0 5 <br /> PROFESSIONAL REALTOR Toluene 53 Xylenes 346 Xylenes <0 5 <br /> MW9 lbTPH-g Ethylbenzene 6 -g 1,500 TPH-g <50 <br /> BUILDING <br /> w (-9 57) Benzene 11,000 Xylanes 307 MTBE(8021) 30 MTBE(8021) 12 (not located o4�scale) <br /> Benzene 78 en <br /> Toluene 19,000 MTBE 80Hj 1'� MTBE(8260) <5 MTBE(8260) <5 (-1120)' <br /> Benzene <0 5 Toluene 9 9 Ethylbenzene 4,000 ( ) 19 <br /> Toluene <0 5 Ethylbenzene 43 MTBE(��) <5 <br /> Ethylbenzene <0 5 Xylenes 40 3 <br /> Xylenes 19,900 Benzene <0 5 Benzene <p 5 <br /> � TPH� 140,000 Toluene c4 5 Toluene c0 5 <br /> xylenes <05 TPH-g 3,700 MW10 <br /> TPH� 200 MTBE(8021) 24 MTBE(8021) <120 ROS IE LANE (-1063) Ethylbenzene <0 5 Ettsylbenzene <0 5 <br /> Xylenes <0 5 Xylenes <0 5 <br /> MTBE(8021) 30 MTBE(8260) <5 LPH 0 02 ft TPH-g <50 TPH-g <50 <br /> MTBE(8260) 32 MTBE(8021) <0 5 MTBE(8021) <0 5 <br /> -1018 <br /> Benzene <0 5 RW2 PSV1 UVB-MW2 V3 RW4 MW12 <br /> Toluene <0 5 <br /> Ethylbenzene 15 MW4 (-9 91) UVB (shallow) (-1044) (-10 47) (-9 87)" <br /> Xylenes 06 (-964) ♦ UV&MW1(daep)(-10 21)" <br /> TPH-g 800 •P1 V1 SW2 MW6(-524)' Benzene 36 <br /> 10 01 Benzene <0 5 <br /> MTBE(8021) 57 (NM) NIW2 (-1001) (NM) Toluene 058 Toluene 061 <br /> MTBE 8260 <5 (-966) I SW1-1 1 O PSV2 Ethylbenzene Ethylbenzene 13 <br /> I V4 A V2 ylbenzene <0 5 <br /> Benzene 13 IW1 (NM)T I (-10 00) Xylenes <0 5 Xylenes 2 51 <br /> (9 74} TPH-g 350 <br /> Toluene 61 (-961) I I TPH-g <50 <br /> MTBE(8021) 6 4 0 30 60 <br /> Ethylbenzanegenes 240 • N FO KR i MW3 RW1 MTBE(8021 <0 5 MTBE(8260) <5 <br /> Xylenes 580 (NM) FI (=9$8)(-10 00� LPH 0 02 ft Scale(feet) <br /> TPH-g 5,700 1-- – –=_ <br /> MME(8021) W rel r j I LEGEND <br /> MTBE(8260) 22 W W7 Benzene 130 GROUNDWATER MONITORING WELL <br /> Toluene 300 <br /> U O 922 ¢ I j I i I FORM I • PIEZOMETER <br /> � (- ) til � I I MWS I Ethylbenzene � <br /> _ 4 MW$ FORMER j BUILDI O I(��) Xylenes 1,450 <br /> w w F Z ♦ VAPOR EXTRACTION WELL <br /> rn m � !W11 PUMP E TPH-g17,000 <br /> _ (-9 43) ISLANDS I I MTBE 802 RECOVERY WELL <br /> Benzene <0 5 i I––I ( ) 24 <br /> Toluene <0 5 _--- I-- MTBE(8260) <5 O PERMANENT SOIL VAPOR MONITORING WELL <br /> Ethylbenzene <0 5 iL + AIR SPARGING WELL <br /> Xylenes <0 5 LPH 0 02 ft Benzene <0 5 <br /> FORMER INJECTION WELL <br /> TPH-g <50 T Toluene c0 5 <br /> 1– Benzene <0 5 _ _ USED <br /> MTBE(8021) <0 5 � Toluene <0 5 � �—-----—- OIL TANK Ethylbenzene <0 5 (-961) Groundwater Elevation(1t mal) <br /> Z Ethylbenzene <0 5 Xylenes 064 <br /> Xytanlenes c0 5 Benzene <0 5 Benzene <0 5 TPH-g <50 Not Used t4 Determine Gradient <br /> <<0 Toluene <0 5 Toluene <0 5 MTBE(8021) <0 5 (NM) Not Measured <br /> Ethylbenzene <0 5 Ethylbenzene <0 5 <br /> MTBE(8021) <0 5 TPH-g Total Petroleum Hydrocarbons as Gasoline <br /> GW Groundwater Xylenes <0 5 Xylenes c0 5 MTBE Methyl t-Butyl Ether <br /> Flow Direction TPH-g 81 TPH-g 160 LPH Liquid thPhase Hydrocarbons <br /> Gradient = 0 003 to 0 OOti MTBE(8021) 1 2 MTBE(8021) 2 9 y (feet) <br /> MTBE(8260) <5 j I MTBE(8260) <5 Analytical results in micrograms per Mer (ugA) <br /> 0 <br /> SITE MAP SHOWING GROUNDWATER SAMPLE ANALYTICAL RESULTS FIGURE <br /> " ETIC FORMER EXXON RS 7-3942 <br /> 4444 NORTH PERSHING AVENUE, STOCKTON, CALIFORNIA <br /> Engineering,Inc 21 ,TUNE 2001 <br />