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Vapor Intrusion Assessment Work Plan Project number:60653972 <br /> Table 3. Analytical Data Quality Objectives <br /> Accuracy Precision D Completeness <br /> LCS/ Field Objectives <br /> Anal to LCS Analyses LCSD Duplicate Percent <br /> TO-15 Soil Gas <br /> Benzene 70-130 30 30 90 <br /> Carbon tetrachloride 70-130 30 30 90 <br /> Chloroethane 70-130 30 30 90 <br /> Chloroform 70-130 30 30 90 <br /> Chloromethane 70-130 30 30 90 <br /> 1,2-Dibromoethane EDB 70-130 30 30 90 <br /> Dichlorodifluoromethane Freon 12 70-130 30 30 90 <br /> 1,1-Dichloroethane 70-130 30 30 90 <br /> 1,2-Dichloroethane 70-130 30 30 90 <br /> 1,1-Dichloroethene 70-130 30 30 90 <br /> cis-1,2-Dichloroethene 70-130 30 30 90 <br /> trans-1,2-Dichloroethene 70-130 30 30 90 <br /> Eth lbenzene 70-130 30 30 90 <br /> 1,1,2,2-Tetrachloroethane 70-130 30 30 90 <br /> Tetrachloroethene 70-130 30 30 90 <br /> Toluene 70-130 30 30 90 <br /> 1,1,1-Trichloroethene 70-130 30 30 90 <br /> 1,1,2-Trichloroethene 70-130 30 30 90 <br /> Trichloroethene 70-130 30 30 90 <br /> Vinyl chloride 70-130 30 30 90 <br /> o-X lene 70-130 30 30 90 <br /> /m-X lene 70-130 30 30 90 <br /> Methyl tert Butyl Ether MTBE 70-130 30 30 90 <br /> TO-15 SIM Indoor Air <br /> Dichlorodifluoromethane Freon 12 70-130 25 30 90 <br /> Chloromethane 70-130 25 30 90 <br /> Vinyl chloride 70-130 25 30 90 <br /> Chloroethane 70-130 25 30 90 <br /> 1,1-Dichloroethene 70-130 25 30 90 <br /> Trans-1,2-dichloroethene 70-130 25 30 90 <br /> Methyl tert Butyl Ether MTBE 70-130 25 30 90 <br /> 1,1-Dichloroethane 70-130 25 30 90 <br /> cis-1,2-Dichloroethene 70-130 25 30 90 <br /> Chloroform 70-130 25 30 90 <br /> 1,1,1-Trichloroethene 70-130 25 30 90 <br /> Carbon tetrachloride 70-130 25 30 90 <br /> Benzene 70-130 25 30 90 <br /> 1,2-Dichloroethane 70-130 25 30 90 <br /> Trichloroethene 70-130 25 30 90 <br /> Toluene 70-130 25 30 90 <br /> 1,1,1-Trichloroethene 70-130 25 30 90 <br /> Tetrachloroethene 70-130 25 30 90 <br /> 1,2-Dibromoethane EDB 70-130 25 30 90 <br /> Eth lbenzene 70-130 25 30 90 <br /> /m-X lene 70-130 25 30 90 <br /> o-X lene 70-130 25 30 90 <br /> 1,1,2,2-Tetrachloroethane 70-130 25 30 90 <br /> µg/L = micrograms per liter RPD = relative percent difference <br /> LCS = laboratory control sample <br /> LCSD = laboratory control sample duplicate SIM = Selective Ion Monitoring <br /> Prepared for: California Regional Water Quality Control Board,Central Valley Region AECOM <br />