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TABLE 1 <br /> 1996 SOIL SAMPLE ANALYTICAL RESULTS <br /> Compound IDepth inches Toxaphene 4,4-DDT 2,4-DDT 4,4-DDD 4,4-DDE Dieldrin Aldrin a-BHC -BHC Lindane Chlordane Heptachlor PCNB IDBCP b-BHC Benefin Dicofol Endosulfan Endrin Methoxychlor DEF <br /> Industrial Screening Level(mg/kg) 1.6 7 7.2 5.1 0.11 0.1 0.27 2.1 6.5 0.38 6.6 0.069 0.96 180,000 NA 3.700 180 3,100 620 <br /> Residential Screening Level(mg/kg) 0.44 1.7 2 1.4 0.03 0.029 0.077 0.52 1.6 0.11 1.9 0.005 0.27 18,000 NA 370 18 310 61 <br /> Max Detection(mg7k) 1000 180 35 24 7.4 16 0.75 6.5 0.72 14 if 18 0.11 0.15 0.45 26 148.4 0.72 17 0.12 <br /> B-12 8-14 0.42 0.04 0.03 ND 0.06 32.81 <br /> 8-13 2-8 0.18 0.4 0.07 0.04 ND 0.16 29.38 0.17 <br /> B-13 8-14 ND 0.2 <br /> 8-14 2-8 0.16 0.07 0.21 0.04 N D 0.09 3.32 <br /> 8-15 2-8 ND 0.07 7.7 <br /> B-15 8-14 ND 0.14 0.33 <br /> 8-16 2-8 0.05 ND 0.15 77.1 0.18 <br /> 8-16 8-14 ND 9.1 <br /> B-17 2-8 ND 2.6 <br /> B-17 8-14 0.03 ND 0.61 <br /> E-27 24-30 ND <br /> B-28 24-30 0.1 <br /> B-29 24-30 ND <br /> B-30 24-30 ND <br /> B-31 24-30 ND <br /> B-32 24-30 0.8 <br /> B-34 24-30 0.06 <br /> B-35 24-30 ND <br /> B-37 24-30 0.06 0.24 <br /> 8-38 24-30 ND <br /> 8-39 24-30 ND <br /> B-39R 24-30 ND <br /> B-33 48-54 ND <br /> 8-36 48-54 ND <br /> B-39 48-54 ND <br /> B-41 48-54 IND <br /> B-20 100-104 All ND <br /> 8-21 100-104 All ND <br /> 8-25 106-110 <br /> B-26 72-78 ND <br /> 5-33 72-78 ND <br /> B-36 72-78 0.05 <br /> B-39 72-78 ND 6.5 <br /> B-39 IND <br /> 6-41 72-76 ND <br /> 8-41 96-102 IND <br /> Notes. <br /> BHC-benzene hexachloride All concentrations are in milligrams per kilogram(mg/kg) <br /> DBCP-1,2-dibromo-3-chloropropane Yellow shading denotes results that exceed the industrial 2011 USEPA Region 9 Regional Screening Levels(RSLs) <br /> DEF-diethyiformamide Gray shading denotes results that exceed the residential 2011 USEPA Region 9 RSLs <br /> EDB-ethylene dibromide Dicofol and endosulfan no longer exceed the RSLs.The industrial RSL for endosulfan increased from 34 to 3,700 mg/kg in 2009.RSLs for <br /> PCNB-polychloronitrobenzene diclofol are no longer available.(In 1996,USEPA published a Preliminary RSL of 4.3 mg/kg). <br /> PCP-pentachlorophenol Does not include asphalt samples collected from 0 to 2 inches <br /> 2 of <br />