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Table 6: Contaminant Mass Estimate Calculations (TPH-G) <br /> Sinclair Trucking <br /> 3784 West Linne Road <br /> Tracy, California <br /> Project No.1030.2 <br /> matrix area volume cont. load cont cont. <br /> Layer zone type zone thickness ft2 ft3 mg/kg mg Kg <br /> 1 Core silty clay Vadose 7 65 455 10,000 196068600 19E- <br /> 2 Ring 1 silty clay 7 720 5,040 5,000 1085918400 1,086 <br /> 3 Ring 2 silty clay 7 1,150 8,050 750 260167950 260 <br /> matrix area volume cont. load cont. load cont. <br /> zone type zone thickness ft2 ft3 mg/L kgl L kg <br /> 1 Core water water table 10 115 1,150 2.2 2.200E-06 0 <br /> 2 Ring 1 water 10 5,139 51,390 1.5 0.0000015 1 <br /> 3 Ring 2 water 10 7,107 71,070 0.5 0.0000005 0 <br /> Total Contaminant Kg= 1,544 <br /> Ibs= 3,403 <br /> gals= 549 <br /> Notes: <br /> Preliminary calculations, further investigation necessary <br />