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TABLE4 <br /> Pagel of 3 <br /> ESTIMATED MASS REMAINING IN SOIL <br /> FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> NEIGHBORHOODS B, C,AND D <br /> MOUNTAIN HOUSE,CALIFORNIA <br /> Soil Interval Impacted Soil Impacted Soil Soil Volume Representative Estimated Soil Total Impacted Total Residual <br /> (feet below Thickness Area Concentration Bulk Density <br /> Total Residual <br /> surface) ) (s9 ft) ( ) Y Soil Mass Contaminant Mass in Soil Contaminant Volume in Soil <br /> (mg/kg) Ob/cu-ft) (lb) (lb) <br /> (gallons) <br /> Total Petroleum Hydrocarbon as crude oil(TPHc) <br /> Figure 3 Area B2 <br /> 5-15' 10.0 855 8,550 <br /> Figure 3 Area B3 30.5 79.9 683,145 20.8 <br /> 3.4 <br /> 5-15' 10.0 749 7,490 25 <br /> Figure 4 Area B8 79.9 598,451 15.0 <br /> 2.5 <br /> 5-15' 10.0 986 9,860 105 <br /> Figure 4 Area B9 79.9 787,814 82.7 <br /> 13.6 <br /> 5-15' 10.0 866 8,660 <br /> Figure 5 Area B9 25.5 79.9 691,934 17.6 <br /> 2.9 <br /> 25-35' 10.0 662 <br /> 6,620 3450 <br /> 79.9 528,938 1824.8 299.2 <br /> 25-35 10.0 1,142 11,420 1125 <br /> 25-35' 10.0 79.9 912,458 1026.5 <br /> 3,263 32,630 112.5 79.9 2,607,137 1681 <br /> Figure 6 Area 1 293.3 <br /> 48.1 <br /> 5-15' 10.0 163 1,630 70 <br /> Figure 7Area 3 79.9 130,237 9.1 <br /> 1.5 <br /> 15-25' 10.0 554 5,540 1200 <br /> 15-25' 10.0 79.9 442,646 531.2 <br /> 418 4,180 112.5 87.1 <br /> Figure 8 Area 5 79,9 333,982 37.6 6.2 <br /> 1-15' 10.0 156 1,560 26 <br /> 79.9 124,644 3.2 <br /> 0.5 <br /> CRA 060222(11) <br />