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EXPLANATION <br /> + MONITOR WELL <br /> -- - - — CANOPY BOUNDARY <br /> 6 BENZENE IN µg/L <br /> TPHG TOTAL PETROLEUM HYDROCARBONS <br /> AS GASOLINE IN µ9/1 <br /> MTBE METHYL-TERT-BUTYL-ETHER IN µg/L <br /> DO DISSOLVED OXYGEN IN mg/L <br /> NO NOT DETECTED <br /> (-6 62) POTENTIOMETRIC SURFACE ELEVATION <br /> 7-ELEVEN --675— POTENTIOMETRIC SURFACE CONTOUR <br /> FACILITY �I a (CONTOUR INTERVAL = 0 05 FT) <br /> NO 1 47 17 (GRADIENT = 0 002 FT/FT) <br /> Y <br /> APPROXIMATE LOCATION U. <br /> OF FORMER USTs AND '-1--"" ----�'-'- GROUNDWATER FLOW DIRECTION <br /> �x FUEL DISPENSERS Mw-I _67 <br /> -671) <br /> z l B-1 1 <br /> CONCRETE PAVING ^ M1 8E-12 0 <br /> I r <br /> k <br /> I roo CONC tz N <br /> -� US AD AC PAVING <br /> AC PA ING U <br /> MW-2 -662) <br /> LA I B'q8 <br /> MW-3 TPHG-3900 <br /> (-680) �� — — _ MT9E.11000 4 � 60 <br /> B-940 <br /> TPHG-24000 <br /> MTBE-250 AC PAVING APPROX. SCALE 1N FEET <br /> PLANTER MW PLANTER <br /> TPHG■7900 DRIVEWAY 7-ELEVEN, INC. <br /> RIV WAY MTBEw810 FACILITY NO. 14117 <br /> 2725 COUNTRY CLUB BOULEVARD <br /> STOCKTON, CALIFORNIA <br /> COUNTRY CLUB BOULEVARD 779966 <br /> DRAWN BY' S LATHROP DATE OA-02-01 <br /> DRAFTED BY OEN HOLMES DATE 04-09-01 <br /> CHECKED BY DATE <br /> POTENTIOMETRIC SURFACE AND <br /> DISSOLVED HYDROCARBON <br /> IT CORPORATION CONCENTRATION MAP (QI/2001) <br /> FIGURE 2 <br /> 14117cwc0201 <br />