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N <br /> ARCO SERVICE STATION <br /> 0 20 40 <br /> SCALE IN FEET <br /> MW-7 <br /> INACCESSIBLE <br /> LOUISE AVENUE <br /> W-4 <br /> (4.02) <br /> rX � <br /> ; ro PLANTER ` <br /> UNDERD <br /> GROUN ( <br /> STORAGE TANKS <br /> r ` <br /> 4 MW-3 <br /> Q1 (4.05) <br /> � MW-6 � <br /> .0 <br /> UNDERGROUND40 (4.05) <br /> cUSED OIL TANK 2 <br /> ACV SERVICE 4 07 r <br /> STATION \y , <br /> BUILDING ! Q <br /> MW-1 <br /> PUMP <br /> DIRT LOT (4'01) ISLANDS <br /> LEGEND FIGURE 2 <br /> $ GROUNDWATER MONITORING WELL POTENTIOMETRIC GROUNDWATER <br /> ELEVATION CONTOUR MAP <br /> (4.05) FEET ABOVE MEAN SEA LEVEL NOVEMBER 2, 1995 <br /> 4.05 GROUNDWATER ELEVATION BP OIL SERVICE STATION NO. 11195 <br /> CONTOUR IN FEET ABOVE s <br /> MEAN SEA LEVEL 16500 SOUTH INTERSTATE 1--5 <br /> (CONTOUR INTERVAL-0.01 FOOT) LATHROP, CALIFORNIA <br /> 1 CALCULATED GROUNDWATER PROJECT NO. 10-151 <br /> 0.001 GRADIENT DIRECTION AND <br /> MAGNITUDE IN FOOT PER FOOT <br /> n�ALISTO ENGINEERING GROUP <br /> /�` WALNUT CREEK. CALIFORNIA <br />