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Chevron U SA <br /> Page 12 <br /> Three samples were picked up on August 29, 1990 at the direction of Mr Harlan <br /> Knolls The sampling location is shown on Plate 6 and results of chenucal analysis <br /> are summarized on Table V. <br /> TABLE V <br /> Concentrations of Petroleum Constituents in Soil <br /> (Concentrations measured in parts per million) <br /> Date Collected: <br /> August 29, 1990 <br /> Sample <br /> I.D. Benzene Toluene Ethbnz. Xylenes T.P.H. a <br /> 1 ABC [0 . 005 <0 . 005 <0. 005 <0. 015 <10 ' <br />• 2 ABC [0. 005 <0. 005 <0. 005 <0 . 015 <10 <br /> 3 ABC <0 . 005 <0. 005 <0. 005 [0 . 015 <10 <br /> Minimum <br /> Detection Limit 0. 005 0. 005 0. 005 0. 015 10 <br /> Legend: <br /> : <br /> < - Less than T. P.H. - Total Petroleum Hydrocarbons <br /> Ethbnz - Ethylbenzene n/d - Non-detected <br /> 6 <br /> On September 5th and 6th, the surface eight to ten inches of tilled soil was picked up <br /> and stockpiled Samples were obtained by a representative of Dames & Moore without <br /> the dtrvction of the San Joaquin County Health Department representative Sampling <br /> locations are shown on Plates 7 and 8 The results of these tests are shown in Table <br /> VI <br />• .o000-Z50-044 <br /> D-\,,tEs s. MOORE <br />