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• Table] <br /> Soil Analytical Data <br /> Total Petroleum Hydrocarbons <br /> (TPH as Gasoline,BTEX Compounds,and MtBE) <br /> Chevron Service Station 9-0557 <br /> 139 South Center Street <br /> Stockton,California <br /> TPH as Ethyl- <br /> Well Date Depth Gasoline Benzene Toluene benzene Xylenes MtBE <br /> Number Sam led feet m m m m m m <br /> MW-8 1016197 25 ND ND ND ND ND NA <br /> 42 ND ND ND ND ND NA <br /> MW-9 1016197 15 4,300 ND 41 100 420 NA <br /> 20 3,800 3.3 270 97 430 NA <br /> 25 4,600 47 320 110 480 ND` <br /> 30 71 0.95 3.8 1.6 7.1 NA <br /> 35 6,200 110 450 150 640 NA <br /> 42 2,800 42 210 69 290 NA <br /> 45 4,100 62 290 97 380 NA <br /> 50 1,500 28 130 34 150 NA <br /> 55 2,200 26 180 50 220 NA <br /> 62 1,200 15 110 29 140 ND* <br /> 65 3.1 0.063 0.31 0.095 0.5 NA <br /> 70 ND ND 0.021 0.0057 0.333 NA <br /> 75 8.1 0.063 0.27 0.13 0.64 NA <br /> . TPH=Total petroluem hydrocarbons <br /> MtBE=Methyl tertiary Butyl Ether <br /> ppm=Parts per million <br /> ND=Not detected <br /> '=Confirmed by EPA Method 8260. <br /> Oxygenates =Tert-Butanol,Methyl tert-Butyl Ether,Di-isopropyl Ether,Ethyl tert-Butyl <br /> Ether,Tert-Amyl methyl Ether,Methanol were all nondetect in MW-9 at 25 and 62 feet bgs, <br /> with the exception of a reported detection of Methanol in MW-9 at 62 feet Ings <br /> at a concentration of 300 ppm. <br /> See certified analytical reports for detection limits. <br /> 0 <br /> November 24, 1997 <br /> 920-0781 AITABLE.XLS <br />