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N10°W N10°E N28°W <br /> UNOCAL� ROBS_ INHOOD_I MONTGOMERY WARD ' <br /> DRIVE 'I (M.WJSITE <br /> Former UST Pit <br /> &Pump Island u _ <br /> Excavation <br /> 20 <br /> 20cCN � " f5 Q <br /> 10 ? 10 <br /> 0 0 <br /> Silt&Clay Silt h <br /> Sand Silt&Clay <br /> ti Silt&Clay -10 F- <br /> -10 Silt <br /> w <br /> z <br /> Z -20 sena sena ? 9 -20 ZO <br /> o sena a <br /> > silt Silt&Clay 30 J <br /> w <br /> W -30 (ND) D (81 ) (32,000) ( 6,000) a (23.000) <14000) 1VI9/95 (200) <br /> <ND> <No> <830> <6,500> <13,1M10> ° ° 4.000> ° ° _ <IA <br /> San ° ° 40 <br /> -40 Sand <br /> Silt&clay <br /> Sand <br /> 50 Silt Clay 50 <br /> 7 Sand <br /> Sand 1D-68' _60 <br /> silt&Clay TD 67 TD-68' <br /> -60 TD-69' TD-70.5' TD-71' TD-70.5' <br /> TD-74' <br /> -70 70 <br /> LEGEND 0 60 120 0 20 40 <br /> Soil classification symbols per USCS <br /> Ground water level on 12/19/95 Approx.horizontal scale feet Approx.vertical scale feet <br /> ® Screened interval of well GEOLOGIC CROSS SECTION A-A' <br /> ---Geologic contact,queried where uncertain. FIGURE <br /> O Concentration of TPH as gasoline(µg/L)inFORMER UNOCAL S/S#5098 <br /> ground water sample collected on 12/19/95 J A 5606 PACIFIC AVENUE <br /> m ground STOCKTON,CALIFORNIA <br /> <> Concentration of benzene(µg2)� gr I(ptpREALIAN ENGINEERING <br /> water sample collected on 12/19/95 I N C O R P O R A T E D <br />