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04 <br /> m <br /> cD <br /> � � N <br />' EXPLANATION <br /> z NORTHGATE DRIVE PROPERTY BOUNDARY <br />' m i <br /> o z GROUNDWATER MONITORING WELL <br /> SOIL BORING LOCATION <br />' m - - -` • 13' SAMANDPDEPTHLE CBGSN, IDENTIFICATION <br /> I PLANTER Bw038 (14 19) <br /> PLANTER v GEOPROBE SOIL BORING LOCATION <br /> TRH-G=<50 <br />' a \ DMMTT0=2 4 7jr MW-5 \ B BENZENE CONCENTRATON IN pg/L <br /> ? TPH-G TOTAL PETROLEUM-AS-GASOLINE <br />' <br /> CANOPY CONCENTRATION IN yg/L <br /> MTBE METHYL-TERT-BUTYL-ETHER <br /> cin <br /> PUMP CONCENTRATION <br /> CONCENTRATION IN pg/L <br /> ISLANDO DISSOLVED OXYGEN <br /> w <br /> I CONCENTRATION IN mg/L <br /> IViI GP-1 GP-2 { ) POTENTIOMETRIC SURFACE ELEVATION <br /> v v v FEET ABOVE SEA LEVEL <br />' MW-2 T1-N-15' <br /> POTENTIOETRIC <br /> 0 ! I I I mw- 400� CONTOURMNTERVAL 0 2C FEET CONTOUR <br /> SB-1 I <br /> I <br /> T3—S-150 WA (14 10) <br /> - , 4 GROUNDWATER FLOW DIRECTIONm TPH =530 MW-4A (14 <br /> 63) <br /> z " <br /> Z I I8 88 I 8=<0 3 I \ <br /> TPH—G=<50 <br /> _ I_ I <br /> MTBE_<5 <br /> DO=2 7 <br /> NM NOT MONITOREDM SIDEWALK FORMER <br /> � <br /> I � —E-13' <br /> w X E2—W-13' z MW-4 <br /> I -' I <br /> 00 LOCATION OF <br /> EXISTING USTs E1—W-13' Z <br />' U- I I E1—E-15' <br /> � <br /> I —C-13' i <br /> X ' 7—ELEVEN <br />' STORE <br /> w I I #19976 <br /> I 1$1-MW-3 t4.B I SCALE <br />' 0 2O 40 FEET <br />' I 7-ELEVEN, INC <br /> lln 7-ELEVEN FACILITY NO 19976 <br /> PLANTER 1399 N MAIN STREET <br /> MANTECA, CALIFORNIA <br /> N FIGURE 3 <br /> o POTENTIOMETRIC SURFACE AND <br />' DISSOLVED HYDROCARBON <br /> CONCENTRATION MAP (DEEP ZONE) <br /> 11/04/99 <br />' W 7--ELEVEN, INC <br /> MANTECA, CALIFORNIA <br />