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I• i 1• m Aim <br /> MW-4 EXPLANATION <br /> q6 (-e.4o) <br /> TPHG-1.680 ♦ MONITOR WELL <br /> TPHG <br /> MTBE-3230 <br /> -09 + ABANDONED MONITOR WELL <br /> PROPERTY BOUNDARY <br /> B BENZENE IN /ag/L <br /> MW-3 + 1 / TPHG TOTAL PETROLEUM HYDROCARBONS <br /> AS GASOLINE INµg/1 <br /> 8-< 5 % MTBE M ETHYL-TERT-BUTYL-ETHER IN µg/L <br /> ASPHALT TPHG-<50 1 DO DISSOLVED OXYGEN IN mg/L <br /> PAVING 10 <br /> DO-0 81 1 <br /> .c <br /> (-838) POTENTIOMETRIC SURFACE ELEVATION <br /> � t 1 �/ — -84 — POTENTIOMETRIC SURFACE CONTOUR <br /> 1 a (CONTOUR INTERVAL = 0 2 FT) <br /> 1 7-ELEVEN MW- tipp// ----- GROUNDWATER FLOW DIRECTION <br /> 1 FACILITY �t �A M -1 / �_ -~ AND GRADIENT (I) <br /> 1 <br /> NO 17334 B-<5 1 <br /> TPHG=<50 <br /> #[TBE=<10 MW-50 / N <br /> DO=0 8 (-838) <br /> �Oy B=<5 <br /> 10 TPHG-34, <br /> �0- MTBE-<10/ '0 74 <br /> 1 DO-0 7 / t^ <br /> / mw-9 tiG N <br /> MW-2 + <br /> 0 30 60 <br /> (-s oe) 1 1 <br /> 13-<5 CONCRETE APPROX. SCALE IN FEET <br /> TPHG-<50 1 PAD <br /> MTBE-<10 <br /> 1>0=0 8 1 <br /> 1 1-ELEVEN, INC. <br /> FACILITY NO. 11334 <br /> 1 4501 NORTH PERSHING AVENUE <br /> 1 STOCKTO 79�CA IFORNIA <br /> IAY DRAWN BY. E SIMONIS DATE 03-11-02 <br /> yl�Au-� OR DRAFTED BY CBD . DATE 03-20-02 <br /> B1 �Cpy) CHECKED BY. gfCA _ DATE 3-Z6 0 <br /> POTENTIOMETRIC SURFACE AND <br /> DISSOLVED HYDROCARBON <br /> IT CORPORATION CONCENTRATION MAP (01/09/02) <br /> FIGURE 2 <br /> 17334GWC11D1 <br />