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TABLE 2 <br /> SUMMARY OF SOIL ANALYTICAL RESULTS (PAU y,as <br /> US CAN--WELTY ROAD <br /> Vernalis, San Joaquin County, California <br /> Concentrations in mgllcg s <br /> c� <br /> a <br /> a w : IP Q. C <br /> fi v cpfi ' 4 u <br /> Qui S~i r` N v <br /> a, � w v, <br /> Sample ro �� o 0 0 0 0 If <br /> fiN i C C <br /> fi fi •C N N N N N > a� o o py y <br /> Depth Date <br /> v u fi v afii v m v U 4~ ar 4 <br /> Baring ID (feet hgs) Sampled rQ W M <br /> SCREENING RSL 27 a --- 450 a 0.014 a 0.0046 a 0.047 a --- 0.46 a 1.4 a 0.015 4 210 a 33 t 0.16 a 0.00055 a --- I50 a <br /> LEVELS ESL l6 s 13 s 28 s 0.38 6 0.038 6 0.38 b 27 s 0.38 6 23 s 0.062 6 60 s 8.9$ 0.62 6 1.3 6 11 s 85 s <br /> 5 3/3/2009 <0.00067 <0.00033 <0.00033 <0.00067 <0.00067 <0.00067 <0.00067 <0.00067 <0.00033 <0.00067 <0A0067 <0.00067 <0.00067 <0.00067 <0.00067 <0.00067 <br /> SB-42 --- - - - <br /> - <br /> 29.5 3/3/2009 <0.00067 <0.00033 <0.00033 <0.00067 <0.00067 <0.00067 <0.00067 <0.00067 0.00046 J <0.00067 <0.00067 <0.00067 <0.00067 0.00072 JI 0.0014 J <0.00067 <br /> 5 3/4/2009 <0.00067 0.00035 J 0.00068 J 0.00068 J <0.00067 <0A0067 <0.00067 <0.00067 0.00069 J <0.00067 0.0015 J 0.0010 J <0.00067 0.00097 J 0,0031 0.0014 J <br /> SB-43 - -- - _ <br /> 29 3/5/2009 <0.00067 <0.00033 <0,00033 <0.00067 <0.00067 <0.00067 <0.00067 <0.00067 <0.00033 <0.00067 <0.00067 <0.00067 <0.00067 0.00099 J <0.00067 <0.00067 <br /> Abbreviations: Notes: <br /> bgs=Below ground surface 1. Samples were collected by SAIC and analyzed by Lancaster Laboratories,Inc.for PAHs using EPA Method 8270C with SIM. <br /> E=Estimated value based on surrogate recovery levels 2. See Appendix E.1 for data usability summary. <br /> EPA=U.S.Environmental Protection Agency 3. Results in bold exceed RSLs and/or ESLs. <br /> ESL-Environmental Screening Level 4. Risk-based screening level for protection of groundwater. <br /> ID-Identification 5. MCL-based screening level for protection of groundwater. <br /> J=Estimated concentration detected between MDL and LOQ 6. ESL Gross Contamination Ceiling Value(odors,etc), <br /> LOQ=Limit of Quantitation <br /> MCL=Maximum Contaminant Level Sources: <br /> MDL=Method Detection Limit RSLs from EPA Regional Screening Levels(RSL)for Chemical Contaminants at Snperf rnd Sites ,September 2008. <br /> mg/kg=Milligrams per kilogram ESLs from the San Francisco Bay RWQCB.Screening for Environmental Concerns at Sites with Contaminated Soil and Groundwater (Interim Final May 2008). <br /> PAHs=Polynuclear aromatic hydrocarbons <br /> PRG=Preliminary Remediation Goal <br /> RSL-Regional Screening Level <br /> RWQCB=Regional Water Quality Control Board <br /> SAIL=Science Applications International Corporation <br /> SIM=Selective ion monitoring <br /> <=Denotes analyte not detected at or above the laboratory reporting limit <br /> SAIC-,FIM]$deaca toSvlulba <br /> Page 3 of 3 <br />