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Ground water monitoring data collected an 22 May 2002 from Flag City Chevron veils <br />1EVP-1, Mw -2 Mw -4 MW -5 Mw -6A. MW -7 MW-lOA, Mw -12A & Mw -13A and Three 8`e Truck Plaza T <br />wells MW -1 MW -2 MW --3 MW -4, MW -5 and Mw -6 All units reported as feet relative to mean sea level <br />Ground water elevations relative to San Joaquin County Benchmark Datum No ZAA-13 4 <br />Ground water elevations of FIRST ZONE ground water <br />001 <br />U r08 <br />an <br />! i J <br />>> see f <br />UV_ <br />—401 <br />0 <br />Z O <br />0 7 W <br />Z d0 <br />oa <br />�-4 E- ce4 <br />a � <br />CQ O <br />w CM <br />0 <br />P4 <br />C <br />W <br />Z <br />0 <br />N <br />Tsr <br />0 <br />ON <br />!6M <br />-.MMF---Z o <br />y <br />a <br />I <br />LEGEND <br />VW -1 <br />Flag Cit Chevron <br />Ground water Well Location <br />-372* <br />ground w <br />lath reported ground water elevation <br />I <br />JAW -1. <br />Three 9's Truck Plesan <br />Ground water monitoring well location <br />9 <br />i <br />with reported ground water elevation <br />-3 80 I <br />Ground water slevataon contour Sine <br />® <br />Domestic Drinking water well Location <br />W <br />® <br />Existing Budding structure <br />Q <br />4 <br />Q <br />Inferred ground water flow direction <br />r <br />and gradxant <br />�- <br />Rose Diagram Showing Frequency of <br />fT 3 <br />it ! <br />historical Ground Anter now Direction <br />at Three Bit Former Tank Pit Area <br />fl <br />Rose Diagram Showing historical Ground <br />water Flow Direction and Gradient at <br />Pit <br />Flag City Chevron Tank arra <br />Blue arrows indicate data collected before <br />start of ground water pump -end -treat. <br />�� f `✓, <br />Red Arrows indicate data collected after <br />i <br />I <br />start --up of ground water pump -and -treat <br />0 <br />Z O <br />0 7 W <br />Z d0 <br />oa <br />�-4 E- ce4 <br />a � <br />CQ O <br />w CM <br />0 <br />P4 <br />C <br />W <br />Z <br />0 <br />N <br />Tsr <br />0 <br />ON <br />!6M <br />-.MMF---Z o <br />y <br />a <br />