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Chevron U.S.A. <br /> �. Page 14 <br /> Soils were again sampled on September 14, 1990 fic'm the surface of the tilled <br /> f3 � <br /> soils at six locations (Plate 9) as directed by Mr.Harlan Knolls. These results are <br /> shown in Table VH. <br /> TABLE VII <br /> Concentrations of Petroleum Constituents in Soil <br /> (Concentrations measured in parts per million) t : <br /> i <br /> Date Collected: <br /> September 14, 1990 <br /> s <br /> a sau.ple p` . <br /> -i I.D. Benzene Toluene Ethbnz. Xylenes T.P.H. <br /> 1 ABC <0.005 <0.005 <0.005 <0.015 <10 <br /> F 2 ABC <0.005 <0.005 <0.005 <0.015 <10 <br /> 3 ABC <0.005 <,.nn5 <0.005 <o.015 <10 <br /> 4 ABC <0.005 <0.005 <0.005 <0.015 <10 f ' <br /> 5 ABC <0.005 <0.005 <0.005 <0.015 <10 <br /> F. <br /> 6 ABC <0.005 <0.005 <0.005 <0.015 <10 u; <br /> 3 , Minimum <br /> Detection Limit 0.005 0.005 0.005 0.015 10 ' <br /> Legend: _ k <br /> < - Less than T.P.H. Total Petroleum Hydrocarbons 1 <br /> Ethbnz - Ethylbenzene n/d -:'Non-detected i <br /> Iva <br /> _ {x, 15000-250-044 <br />