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Gasoline concentrations decrease to less than 0 1 ppm in the <br /> northeast, east, and southern portions of the site It appears that <br /> concentrations between 0 1 and 10 ppm may extend to the northwest <br /> and west off the boundaries of the Manna Pro facility <br /> Analytical E=e is of t< ckviled Soil„Eampl ng <br /> Results of analyses of samples collected from the stockpiled soils <br /> removed from the excavation are summanzed in Table 3-3 Stockpile <br /> #1 is the soil identified and segregated as clean soil in the field <br /> during excavation Results of the sample analyses of this pile <br /> substantiate that the soil is clean and suited for use as backfill <br /> material Stockpile #2 is the clean granular fill matenal brought to <br /> the site from another borrow site Stockpile #2 was not included in <br /> this sampling The range of diesel concentration found in Stockpile <br /> #3 through #6 was 9 mg/kg to 1100 mg/kg, and the range of gasoline <br /> concentrations was <1 mg/kg to 15 mg/kg <br /> L <br /> 3-4I <br />