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I <br /> PARKING <br /> . • N <br /> Q <br /> _- 0 <br /> w ' 0 40 80 <br /> MW--� Z <br /> NOT SAMPLED <br /> J <br /> SCALE IN FEET <br /> BP OIL Q LEGEND <br /> SERV;CE STATION <br /> 0 GROUNDWATER MONITORING WELL <br /> PARKING AM 6 5 MW—� z GROUNDWATER RECOVERY WELL <br /> ND<2 5 ND<2 5 NOT SAMPLED ,TACK iN <br /> ND<2 5 ND<5 0 THE BOX TPH-G CONCENTRATION OF CONSTITUENTS <br /> 19 $ B T IN MICROGRAMS PER LITER, <br /> MW—2 <br /> 3900 x EXCEPT DISSOLVED OXYGEN, <br /> ND<251 NO<25 DO WHICH IS IN PARTS PER MILLION <br /> ND<251 ND<50 TOTAL PETROLEUM <br /> MW 4 MW-3 3 0 276' TPH-G HYDROCARBONS AS GASOLINE <br /> 27 005 NOT SAMPLED I B BENZENE <br /> — <br /> AMW-2 �o �e �� T TOLUENE <br /> NOT SAMPLED AMW-6 <br /> ND<50 E ETHYLBENZENE <br /> ND<0 50 ND<0 50 AMW-3 <br /> ND<1 D x TOTAL XYLENES <br /> ND<0 5D <br /> NOT SAMPLED <br /> AMW-4 MW-5 1 4 <br /> ND<50 DQ DISSOLVED OXYGEN <br /> ND<_0 501ND<0 50 130 <br /> ND<0 50ND<1 0 4 611 ---1-- ND NOT DETECTED ABOVE REPORTED <br /> 10 4 513 7 DETECTION LIMIT <br /> 2 6 TRACY BOULEVARD CALCULATED GROUNDWATER <br /> I 0 01 GRADIENT DIRECTION AND <br /> MAGNITUDE IN FOOT PER FOOT <br /> l <br /> a <br /> NOT SAMPLED INACCESSIBLE <br /> FIGURE 3 <br /> n FARMER <br /> EXXON CHEVRON CONCENTRATIONS OF PETROLEUM <br /> HYDROCARBONS IN GROUNDWATER <br /> AMW-1 'JANUARY 4, 1996 <br /> NOT SAMPLED <br /> BP OIL SERVICE STATION NO. 11194 <br /> 2375 TRACY BOULEVARD <br /> TRACY, CALIFORNIA <br /> PROJECT NO. 10-085 ri <br /> �ALISTO ENGINEERING GROUP � <br /> /�\ WALNUT GREEK CALIFORNIA <br />