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Ir r rrI r■■r rr tr rr r I1� �Ir r I■r tr r � � ' � <br /> IMAGE I X-REF I OFFICE DRAWN BY CHECKED BY APPROVED BY DRAWING 779962_A4 <br /> --- --- Concord mcwA4 09/1-1/00 NUMBER <br /> LEGEND <br /> CARL'S JR W N PROPERTY BOUNDARY <br /> z + MONITORING WELL <br /> qB BENZENE CONCENTRATION (ug/L) <br /> TPH-G TOTAL PETROLEUM HYDROCARBONS <br /> MW- I -AS-GASOLINE CONCENTRATION (ug/L) <br /> 4 74) MTBE METHYL-TERT-BUM-ETHER <br /> =0 5 CONCENTRATION (ug/L) <br /> TPH-G=<100 Q ©O DISSOLVED OXYGEN <br /> MTBE=12 3 I CONCENTRATION (mg/L) <br /> DO=O 4 W POTENTIOMETRIC SURFACE ELEVATION <br /> ♦ CANOPY 0 ( ) (FEET ABOVE MEAN SEA LEVEL) <br /> POTENTIOMETRIC SURFACE CONTOUR <br /> (CONTOUR INTERVAL = 0 1 FT) <br /> PAD TAN a � GROUNDWATER FLOW DIRECTION <br /> z 0 � <br /> S <br /> Q. <br /> MW- <br /> Pv l l <br /> 7-ELEVEN WELL AB NED <br /> BUILDING <br /> W-3 <br /> VB 4 78) SCALE <br /> =<2 55 <br /> TPH-G=4,1(0 p 30 60 FEET <br /> W-5 MTBE <br /> 4 78) DO=O fi <br /> TPH-G=<100 Q <br /> MTBE=160 7-ELEVEN, INC <br /> MW--2 --4 85 FACILITY No 20632 <br /> VB4 88) 4627 OAVINCI DRIVE <br /> / =<0 55 STOCKTON, CALIFORNIA <br /> TPH G=<100 R C1a 779962 <br /> MTBE=3,300 <br /> DO=O 3 FIGURE 2 <br /> POTENTIOMETRIC SURFACE & <br /> DISSOLVED HYDROCARBON <br /> CONCENTRATION MAP <br /> 08/08/00 <br />