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TABLE 2 <br /> 1 SOIL ANALYTICAL RESULTS (PAHs)"' <br /> I TRACY BYRON ROAD <br /> Tracy, California <br /> Concentrations reported in mglkg <br /> e <br /> 4u <br /> vim'., Q <br /> u <br /> P w <br /> 01�w r►i 'q� vy <br /> -4o <br /> Depth Date „ �, �' �' ' <br /> i <br /> Boring eet b s Collected <br /> W <br /> SCIt �NlNG . 1✓SL. _. _. . � $. <br /> ._.,. _ .. , .,_. 62 >._. ,. ,_ • . ,. 038 . .. .,.. 3.$..__ n, _>�, .>, m_ <br /> 5 3/13/2007 <O.Q007 <Q.0003 <a.0003 <a.aao7 <0.0007 <0.001 _<0.001 <O.QO1 0.00041 <0.001 OApp79 <0.Oa07 <0.001 0.0012 J 0.00084 0.00068 <br /> - SB-37 14.5 3/13/2007 <0.0007 0.00039 J <0.0003 <0.0007 <0.0007 <O.Q01 <0.001 <0.001 <0.0003 <0.001 <O.OaQ7 <Q.Opp7 <0.001 <0.001 <0.0007 <0.0007 <br /> 5 3/13/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0.0007 <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 <0.0007 <0.0007 <br /> SB 3$ <br /> 15.5 3/13/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0.0007 <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 <0.0007 <0.0007 <br /> SB-39 5 3/12/2007 <0.0007 <0.0003 <0.0003 0.00070 J 0.00081 J 0.0014 J 0.0019 J <0.001 0.0014 J <0.001 0.0016 J <0.0007 <0.001 <0.001 0.0011 J 0.0017 J <br /> 15 3/12/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0.0007 <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 <0.0007 <0.0007 <br /> SB-40 5 3/12/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0.0007 _ <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 0.00073 <0,0007 <br /> 14 3/12/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0.0007 <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 <0.0007 <0.0007 <br /> SB-41 5 3/12/2007 <0.0007 <0.0003 <0.0003 <0.0007 <0,0007 <0.001 <0.001 <0.001 <0.0003 <0.001 <0.0007 <0.0007 <0.001 <0.001 0.0012 J <0.0007 <br /> 27 1 3/12/2007 <0.0007 <0.0003 1 <0.0003 1 <0.0007 1 <0.0007 1 <0.001 I <0.001 <0.001 1 <0.0003 <0.001 <0.0007 1 <0.0007 <0.001 I <0.001 <0.0007 1<0.0007 <br /> Abbreviations: Notes: <br /> J=Estimated concentration detected between Method Detection Limit and Limit Of Quantitation 1. Samples were collected by SAIC and analyzed by Lancaster Laboratories,Inc. for PAHs using'EPA Method 8270C with SIM. <br /> <=Denotes analyte not detected at or above the laboratory reporting limit 2. See Appendix D.1 for data usability summary. <br /> bgs=Below ground surface 3. ESL"Leaching to Groundwater" concentration in soil for the protection of a current or potential drinking water resource. <br /> EPA=U.S.Environmental Protection Agency 4. ESL for human health protection,based on direct contact exposure pathways(ingestion,dermal contact,and inhalation). <br /> ESL=Environmental Screening Level 5. ESL based on Urban Area Ecotoxicity Criteria. <br /> ID=Identification 6. ESL based on Gross Contamination Ceiling Value(odors,etc). <br /> J=Estimated concentration detected between Method Detection Limit and Limit Of Quantitation 7. PRG Soil Screening Level in soil for the protection of groundwater(Dilution Attenuation Factor of 1). <br /> ' mg/kg=Milligrams per kilogram 8. PRG in soil for human health protection,based on direct contact exposure pathways(ingestion;dermal contact,and inhalation). <br /> PAHs=Polynuclear aromatic hydrocarbons Sources: <br /> PRG=Preliminary Remediation Goal ESLs from the San Francisco Bay RWQCB Screening far Environmental Conce)71S at Sites with Contaminated Soil and Groundwater <br /> RWQCB=Regional Water Quality Control Board (Interim Final February 2005). <br /> SAIC=Science Applications International Corporation PRGs from EPA"Region 9 PBGs Table" (October 2004); htip://www.epa.gov/region9/waste/sfund/prglindox.html#prgtable, <br /> a SIM=Selective ion monitoring <br /> =W" NNW <br /> From Science to Solutions <br /> Page 1 of 1 <br />