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Table D-1 - Soil/Groundwater Analytes and Screening Levels <br /> Supplemental Site Investigation Work Plan <br /> South Pointe Property <br /> Stockton, California <br /> USEPA Method 8260/5035-Volatile Organic Compounds <br /> Analyte Soil Screening Level Groundwater Screening Level <br /> (Residential - mg/kg) (Residential - µg/1) <br /> Bromobenzene 290 6.2E+01 <br /> Bromochloromethane 150 8.3E+01 <br /> Bromodichloromethane 0.29 0.13 <br /> Bromoform 19 3.3 <br /> Bromomethane 6.8 7.5E+00 <br /> n-Butylbenzene 2,400 290 <br /> sec-Butyl benzene 2,200 590 <br /> Cert-Butylbenzene 2,200 380 <br /> Carbon tetrachloride 6.7 0.45 <br /> Chlorobenzene 280 7.8E+01 <br /> Chloroethane 5,400 1.6E+01 <br /> Chloroform 0.32 2.2E-01 <br /> Chloromethane 110 1.9E+02 <br /> 2-Chlorotoluene 470 2.4E+02 <br /> 4-Chlorotoluene 440 2.5E+02 <br /> Dibromochloromethane 8.3 8.70E-01 <br /> 1,2-Dibromo-3-chloropropane 0.0043 3.3E-04 <br /> 1,2-Dibromethane (EDB) 0.036 7.5E-03 <br /> Dibromethane NE <br /> 1,2-Dichlorobenzene 1,800 3.0E+02 <br /> 1,3-Dichlorobenzene NE <br /> 1,4-Dichlorobenzene 2.6 4.8E-01 <br /> Dichlorodifluoromethane 87 2.0E+02 <br /> 1,1-Dichloroethane 3.6 2.8E+00 <br /> 1,2-Dichloroethane 0.46 1.7E-01 <br /> 1,1-Dichloroethene 83 2.8E+02 <br /> cis-1,2-Dichloroethene 63 2.5E+01 <br /> trans-1,2-Dichloroethene 70 6.8E+01 <br /> 1,2-Dichloropropane 2.5 8.5E-01 <br /> 1,3-Dichloropropane 440 3.7E+02 <br /> 2,2-Dichloropropane NE NE <br /> 1,1-Dichloropropene NE NE <br /> cis-1,3-Dichloro pro pane 410 NE <br /> trans-1,3-Dichloro pro pane NE NE <br /> Hexachlorobutadiene 1.2 0.14 <br /> 1sopropylbenzene NE NE <br /> p-Isopropyltouene NE NE <br /> Methylene chloride 2.2 1.7 <br /> Napthalene 2.2 0.12 <br /> Stantec Page 2 of 4 1/13/2023 <br />