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i <br /> PARKING <br /> 0 <br /> p 40 <br /> 80 <br /> � W � <br /> NOT SAMPLED J I SCALE IN FEET <br /> ` ep OIL ¢ f LEGEND <br /> SERVICE STATION AMW-5 < GROUNDWATER MONITORING WELL <br /> ND<O <br /> ND5 50 5 i i GROUNDWATER RECOVERY WELL <br /> PARKING ND<0 5 ND<0 5 MW-7 SACK IN TPH--G <br /> MW-2 NOT SAMPLED THE BOX B T CONCENTRATION CONSTITUENTS <br /> ND<500 NPARTS PER BILLION <br /> ND<0 5 NQ<0 5 <br /> ND<O 51 0 6I TOTAL PETROLEUM <br /> MW-3 t MW-3 2�s' I TPH—G HYDROCARBONS AS GASOLINE <br /> MW-4 ND<O 5 ND<0 5 I 8 BENZENE <br /> 6900 ND<O 5 ND<0 5 T TOLUENE <br /> 88 16 AL E ETHYLBENZENE <br /> 130 340 AMW-6 <br /> X TOTAL XYLENES <br /> ND<50 ��AMW-3 <br /> AMW-2 $AMW-4 ND<O 5 ND<0 5 NQ<50 J N07 DETECTED ABOVE REPORTED <br /> ND<O 5 ND<0 5 ND<0 5 ND<0 5 ND DETECTION LIMIT <br /> NOT SAMPLED <br /> ND<O 5 ND<0 5 MW-5 ND<0 5 ND<0 5 CALCULATED GROUNDWATER <br /> ND<O 5 ND<0 50 GRADIENT DIRECTION AND <br /> 112;0J6 MAGNITUDE IN FOOT PER FOOT <br /> �6 TRACY BOULEVARD <br /> 1 <br /> MW-6 NOM SAMPLED 14 <br /> 4700 <br /> 320124 <br /> 440100 FIGURE 3 <br /> CONCENTRATIONS OF PETROLEUM <br /> EXXON CHEVRON HYDROCARBONS IN GROUNDWATER <br /> l JANUARY 24, 1994 <br /> AMW-1 BP OIL SERVICE STATION NO. 11194 <br /> NOT SAMPLED 2375 TRACY BOULEVARD <br /> TRACY. CALIFORNIA a <br /> PROJECT NO. 10--085 <br /> i �ALISTO ENGINEERING GROUP <br /> I /�\ WALNUT GREEK CALIFORNIA <br />