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i <br /> Table A. Environmental Screening Levels (ESLs) <br /> Shallow Soils (<3m bgs) <br /> Groundwater IS Current or Potential Source of Drinking Water <br /> I <br /> 'Shaliow Soil <br /> Commerciall <br /> 211esiderttie l Industrial <br /> Land Use Land Use Only 3Groundwater <br /> Chemical (mg/kg) (mglkg) (ug1L) <br /> 1,3-Dichlorobenzene 2.4E+01 2.4E+01 2.1 E+02 <br /> 1,4-Dichlorobenzene 5.9E-01 5-9E-01 5.0E+00 <br /> 3,3-Dirhiorobenzidine 7.7E-03 7.7E-03 2.9E-02 <br /> Dichlorodiphenyldichloroethane(DDD) 2.3E+00 9.0E+00 1.5E-01 <br /> Dichlorodiphenyldichloroethene(DDE) 1.6E+00 4.0E+00 1.0E-01 <br /> Dichlorodiphenyltrichloroethane(DDT) 1.6E+00 4.DE+DO 1.0E-01 <br /> 1,1-Dichlaroethane 2.0E-01 2.0E-01 5.0E+00 <br /> 1,2-Dichloroethane 4.5E-03 4.5E-03 5.0E-01 <br /> 1,1-Dichloroethene 4.1E-02 8.8E-02 6.0E+00 i <br /> cis-1,2-Dichloroethene 1.9E-01 1.9E-01 6.0E+00 <br /> trans-l.2-Dichloroethene 6.7E-01 6.7E-01 1.0E+01 <br /> 2,4-Dichloro henol 3,0E-01 3-DE-01 3.0E-01 <br /> 1,2-Dichloropropane 1.2E-01 1.2E-01 5.0E+00 <br /> 1,3-Dichtoro ro ene 5.9E-02 5.9E-02 5.0E-01 <br /> Dieldrin 2.7E-03 2.7E-03 2.2E-03 <br /> Diethyl phthalate 1.3E+02 1.3E+02 5.6E+03 <br /> Dimethyl phthalate 5.0E+02 1.0E+03 5.DE+04 <br /> ,4-Dimethylphenol 6.7E-01 6.7E-01 1.0E+02 <br /> 2,4-Dlriltro henol 4.0E-01 4.0E-01 1AE+02 <br /> 4-Dinitrotoluens 3.9E-04 3.9E-04 5.1E-02 <br /> 1,4-Dioxane 1.8E-03 1.8E-03 3.DE+00 <br /> Diawdn(2,3,7,8-TCDD) 4.6E-06 1.9E-05 3.0E-05 <br /> Endosulfan 2.2E+01 2.2E+01 4.2E+01 <br /> Endrin 6.0E-02 6.0E-02 2.0E+00 <br /> Ethylbenzene 3.3E+OD 3.3E+00 3.0E+01 <br /> Fluoranthene 4.0E+01 4.DE+01 1.3E+02 <br /> Fluorene 4.1 E+02 6.4E+02 2.8E+02 <br /> eptachlor 3.7E-02 3.7E-02 1.0E-02 <br /> Heptachlor a oxide 3.6E-02 3.8E-02 1.0E-02 <br /> Hexachlorobenzene 3.0E-01 1.1 E+00 1.0 E+DO <br /> Hexachlorobutadiene 2.2E+00 2.2E+00 4.5E-01 <br /> Hexachlorocyclohexane(Lindane) 1.2E-01 1.2E-01 2.0E-01 <br /> exachloroethane 3.0E+00 3.0E+00 9.0E-01 <br /> Indeno(1,2,3-c,d)p rene 6.2E-01 2.1E+00 4.8E-02 <br /> Lead 2.0E+02 7.5E+D2 1.5E+01 <br /> Mercury elemental 1.0E+00 1.0E+01 2.0E+DD <br /> Methoxychlor 2.6E+02 2.6E+02 2.0E+01 <br /> Methylene chloride 7.7E-02 7.7E-02 5.0E+00 <br /> Methyl ethyl ketone 3.9E+00 3.8E+00 4.2E+03 <br /> Methyl isobutyl ketone 2.8E+00 2.8E+00 1.2E+02 <br /> Methyl mercury 1.2E+00 1.2E+01 7.0E-01 <br /> 2-Methy1naphthalene 12E+00 1.2E+00 1.0E+01 <br /> terf-Butyl methyl ether 2.3E-02 2.3E-02 5.0E+00 <br /> Imolybdenum 4.0E+01 4.0E+01 3.5E+01 <br /> INTERIM FINAL-November 2007 <br /> SF Bay RWQCB Page 2 of 3 Summary Table A <br />