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Benzene, toluene, ethylbenzene and xylene were detected in samples front B-2, B-4, B-5, B-8 <br /> ppb (xylene, B-2) Lead was <br /> and B-9 at concentrations ntrations to 0 315 ppb <br /> bBt7)uene,No petroleumi�) ydrocaibons or BTE&X were <br /> detected at concei PP ( <br /> detected in samples fiom B-6, B-7 or B-10 <br /> The analytical results of all groundwater samples aie sunimaiized in Table 2 The laboratory <br /> repoits and chains-of-custody aie included in Appendix B <br /> TABLE 2 <br /> ANALYTICAL RESULTS OF WATER SAMPLES <br /> Fi auk's Food Mart <br /> 2072 W. Yoseinite Avenue, Manteca, Califoinia <br /> (ug/L) <br /> I ,is I III as l I'II as Ethyl- <br /> TI-11 ]C leve <br /> Sample ID Motor Gasulute Benzene Toluene benzene y <br /> Oil D��sc l <br /> 8-212-21-95 NA <br /> 2,500 13,000 83 840 230 1,900 <br /> D-412-21-95 110 ND <br /> 2,200 72 94 33 600 <br /> B-512-23-95 ND ND 330 12 035 <br /> 18 98 <br /> ND ND ND ND ND <br /> B-6/2-23-95 ND ND <br /> B-712-23-95 N D ND <br /> ND ND ND ND ND <br /> B-8r2-24-95 ND Nll 3,400 35 48 16 96 <br /> -- 8-912-24-95 ND ND <br /> 360 15 5 1 27 22 <br /> L13-_10L/2-24-95 ND ND ND ND ND ND ND <br /> N8/►- = parts per b1 itoa{ppb) <br /> ND = Noue Detected <br /> 5.0 CONCLUSIONS <br /> 5.1 Hydrocarbon Impacted Soil <br /> Hydiocaibons weie detected in soil simples from boiifigs drilled hear the USTs presently <br /> v at the site and florin boning B-$, new <br /> etctednfiom tll t aoitil�etu and dief tile sel puynip 51a�d a�eas <br /> were also detected in soil samples coli <br /> The data indicates that impacted soil at the site may be lateially extensive, but only at <br /> relatively low conceiitiatioins The gie island concentiation of Additioiial borings oa ndbons assessinenttwrld be <br /> the site was hear the diesel pump <br /> .t s., tM 8 <br /> Peak•Pool M-n F1WVtLVWNb 1995 <br />