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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 /> n-Propylbenzene NE NE <br /> Styrene 5,600 1 100 <br /> 1,1,2,2-Tetrachloroethane 0.6 7.6E-02 <br /> 1,1,1,2-Tetrachloroethane 2 5.7E-01 <br /> Tetrachloroethene 0.59 0.084 <br /> 1,2,3-Trichlorobenzene 4 7.0E+00 <br /> 1,2,4-Trichlorobenzene 7.8 1.2E+00 <br /> 1,1,2-Trichloroethane 1.1 2.8E-01 <br /> 1,1,1-Trichloroethane 1,700 8.0E+03 <br /> Trichloroethene 0.94 4.9E-01 <br /> Trichlorofluoromethane 1,200 1700 <br /> 1,2,3-Trichloropropane 0.0015 7.5E-04 <br /> 1,3,5-Trim ethyl benzene 270 6.0E+01 <br /> 1,2,4-Trim ethyl benzene 300 5.6E+01 <br /> Vinyl chloride 0.059 1.90E-02 <br /> Benzene 0.33 0.15 <br /> Toluene 1,100 410 <br /> Ethylbenzene 5.8 1.5E+00 <br /> m,p-Xylene 550 1.9E+02 <br /> o-Xylene 640 1.9E+02 <br /> Tert-amyl methyl ether NE NE <br /> Tert-butyl alcohol NE NE <br /> Di-isopropyl ether NE NE <br /> Ethyl Cert-butyl ether 130 7.0E+01 <br /> Methyl Cert-butyl ether 47 1.4E+01 <br /> C6-12 (GRO) 430 1.0E+02 <br /> Ethanol NE NE <br /> USEPA Method 8270C- Polycyclic Aromatic Hydrocarbons <br /> Soil Screening Level Groundwater Screening Level <br /> Analyte <br /> (Residential -mg/kg) (Residential - µg/1) <br /> Acenaphthene 3,300 260 <br /> Acenaphthylene NE NE <br /> Anthracene 1.7E+04 1,000 <br /> Benzo(a)anthracene 1.1 0.017 <br /> Benzo(b)fluoranthene 1.1 4.9E-02 <br /> Benzo(k)fluoranthene 1.1 4.9E-02 <br /> Benzo(g,h,i)perylene NE 1.0E-01 <br /> Benzo(a)pyrene 0.11 1.4E-02 <br /> Chrysene 110 4.9E-02 <br /> Di benz(a,h)anthracene NE 0.0061 <br /> Fluoranthene 2,400 8.0E+00 <br /> Fluorene 2,300 160 <br /> Indeno (1,2,3-cd) pyrene 1.1 4.9E-02 <br /> Naphthalene 2 0.12 <br /> Phenanthrene NE NE <br /> Pyrene 58 81 <br /> Stantec Page 3 of 4 1/13/2023 <br />