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�+ FORMER UNDERGROUND STORAGE TANKS <br /> T1 10 004)GALLON REGULAR UNLEADED GASOLINE TANK <br /> T2 6 000 GALLON REGULAR UNLEADED GASOLINE TANK <br /> / T3 6 000 GALLON REGULAR UNLEADED GASOLINE TANK <br /> Y T6 6000 GALLON REGULAR UNLEAOLO GASOLINE TANK <br /> T5 6 000 GALLON SUPER UNLEADED GASOLINE TANK <br /> NEW UNDERGROUND STORAGE TANKS <br /> */+ T6 10 000 GALLON GASOLINE TANK <br /> T76 000 GALLON GASOLINE TANK <br /> G To 6,000 GALLON GASOLINNK <br /> E TA <br /> .� j <br /> 79 6 000 GALLON GASOLINE TANK <br /> SEPTIC TANK <br /> LEACHING AREA j OO VW-9 <br /> III W VW-11 w\ VW 5 Oi <br /> INS] `T1� 60 <br /> VW-1 0 72` 16 a <br /> T4 0 <br /> i <br /> STATION V <br /> BULDING VW 2 <br /> \ �- T8 <br /> INS T9 � VW Is f� <br /> FG/* V W 12 NS] i/ I20 000 eP�a <br /> O v 7 000 of <br /> */ S] QB 330 OOG� <br /> VW-4 Q5 MW-9 <br /> O INS] INS] <br /> VW 1 \ <br /> INS] Q VW-B MW-4.� <br /> \- <br /> INS] !�] 1�G] <br /> i <br /> VW-7Q VW 14 <br /> T� INS] (j)INS] Q- VW 16 ., <br /> ENS] <br /> �p (j <br /> Q VW-15 <br /> pp la MW 6 INS]._' <br /> { INS] <br /> ®MW--t <br /> fig <br /> (NS]Q INS] ai <br /> VW 13 <br /> WATER SUPPLYi ]NS] <br /> i <br /> WELL �� MW 2 �i� p VW 17 <br /> X50 MW 3 �� INS]60 <br /> +� <br /> <050 / 1N51 MW 1 +/ <br /> pP / <br /> .r 1390 <br /> 3 19S] <br /> X050 <br /> Q[ONS] O <br /> VW 160 <br /> LEGEND �+ <br /> 0 MW-1 MONITORING WELL LOCATION <br /> Q VW-1 VAPOR EXTRACTION WELL LOCATION <br /> Q CONDUCTOR CASING <br /> 0 50 FT <br /> WATER SUPPLY WELL <br /> <50 TPH AS GASOLINE CONCENTRATION IN MICROGRAMS PER LITER(ug/L) SCALE <br /> <050 BENZENE CONCENTRATION IN ug1L <br /> <050 MTBE CONCENTRATION IN ug1L <br /> NS NDTSAMPLED <br /> FIGURE 3 <br /> GROUNDWATER ANALYTICAL SUMMARY <br /> SAMPLES COLLECTED ON 06!21!02 <br /> TPHG AND BENZENE ANALYZED BY EPA METHOD 8015!8024 2nd QUARTER 2002 <br /> MTBE ANALYZED BY EPA METHOD 8260 ARCO SERVICE STATION NO 6100 <br /> 25775 SOUTH PATTERSON PASS <br /> TRACY, CA <br /> PROJECT NDRAWN BY <br /> U 6100-04.-04 K N 7!31102 <br /> FILE NO PREPARED BY ENVIRONMENTAL,INC <br /> 6100 <br /> REVISION NO REVIEWEDBY <br />