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1 <br /> S <br /> MW-7 <br /> ' EXPLANATION <br /> f ♦ MONITOR WELL <br /> ' 0 SOIL BORING LOCATION <br /> SAMPLE LOCATION WITH ID AND DEPTH <br /> NORTHGATE DRIVE <br /> Q GEOPROBE SOIL BORING LOCATION <br /> PROPERTY BOUNDARY <br /> CANOPY BOUNDARY <br /> B BENZENE IN µg/L <br /> — — — TPHG TOTAL PETROLEUM HYDROCARBONS <br /> I PLANTER MW-5 — — — — ` — — — ~ — � ( AS GASOLINE IN jsg/I <br /> 1 PSR \ ISE METHYL-TERT--BUTYL-ETHER IN µg/L <br /> "+ \ DISSOLVED OXYGEN IN m9/L <br /> MW-5A <br /> ($122 X35 ��(� �nl W-6�I (13 21) POTENTIOMETRIC SURFACE ELEVATION <br /> ' TPHG-<5 �1 1 <br /> MTBE-<5 13 1 POTENTIOMETRIC SURFACE CONTOUR <br /> I � �\ <br /> I DO-1 i /\\ 1 r� r (CONTOUR INTERVAL = 0.1 FT) <br /> GROUNDWATER FLOW UNE <br /> ' I +• PUMP _ AND GRADIENT (1) <br /> / _ \ ISLAND <br /> I �/ +' I <br /> I GP-1 <\\\ +$ \\\\ I <br /> 0 pG 2 <br /> MW-2 I <br /> \ i + 11 hT1-N-13'( SB 2 ; <br /> F 1 <br /> SB-1 \ <br /> T3-S- MW-I <br /> i'GP-31 I� MW-1A <br /> (13.09) N <br /> I LOCATION OF 1 i I 8-0.82 <br /> E <br /> SIDEWALK FORMER USTs t <br /> TIIS 1� I MTBE-<<5 <br /> I .__- _ 3 L__-- DO-3 0 <br /> -E-13 13 2 MW-4k <br /> I (13.21 <br /> E2-W-13' B-<0 <br /> I I TPHG-<� <br /> OE2 <br /> -c-13' <br /> DO-1 0 20 40 <br /> LOCATION OF I F- <br /> EXISTING USTs E1-W-13' W <br /> I 'I _13. E1-E-13' I APPROX. SCALE IN FEET <br /> I 7-ELEVEN 1n 7-ELEVEN, INC. <br /> 4 <br /> FACILITY Z <br /> I a FACILITY NO. 19976 <br /> f NO. 19976 ♦MW-3 I 1399 NORTH MAIN STREET <br /> MANTECA, CALIFORNIA <br /> I o 779956 <br /> I z DRAWN BY E. SIMONIS DATE 04-16-02 <br /> DRAFTED BY- CBD DATE 04-16-02 <br /> I I CHECKED BY- DATE <br /> POTENTIOMETRIC SURFACE AND <br /> DISSOLVED HYDROCARBON <br /> ' - - - - - - PLANTER - — - - - - CONCENTRATION MAP <br /> IT CORPORATION — — <br /> 19976MOS010 - (01/30/02 DEEP ZONE) <br /> ' FIGURE 3 <br />