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TAB, <br /> SUMMARY OF SOIL ANALY <br /> AHERN ROAE <br /> Vernalis,San Joaquin <br /> Coneentratio <br /> G Ca <br /> G G 8 <br /> r � w <br /> ° � r <br /> G <br /> C 'C C <br /> 4 C r <br /> Sample <br /> Depth Date 'Q, <br /> a c c <br /> Boring Ill (ft b s) Sampled Q 't Q' '4 nf� ai m m <br /> SCREENING RSL 27 4 --- 4504 0.014 4 0.0046 4 0.047 4 --- 0.46 <br /> LEVELS ESL 16 5 13 5 28 5 0.38 6 0.038 6 0.38 6 27 5 0.3�E <br /> SB-1 8 2/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <br /> SB-1 19.5 2/28/2012 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016- <br /> SB-1 37 2/28/2012 0.13 0.047 0.020 0.020 0.016 J 0.033 <0.016 0.032 <br /> SB-2 5 2/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001'. <br /> SB-2 20 3/5/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001', <br /> SB-2 42 3/5/2012 0.025 <0.0017 0.052 0.030 0.0073 J 0.0080 J <0.0017 0.0082. <br /> SB-2 84 3/5/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001' <br /> SB-3 5 2/28/2012 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <O.00It. <br /> SB-3 20 3/5/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001, <br /> S13-3 52 3/5/2012 0.040 0.022 <0.017 0.035 0.00783 0.0081 J <0.017 0.0082. <br /> S13-4 5 9/10/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001; <br /> S134 17 9/10/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001; <br /> S134 32 9/10/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001,/ <br /> SB-5 4 9/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <br /> S13-5 19.5 9/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001' <br /> S13-5 33 9/28/2012 <0.0017 <0.0017 0.00058J <0.0017 <0.0017 <0.0017 <0.0017 <0.001, <br /> SB-6 4 9/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001, <br /> S13-6 19.5 9/28/2012 <0.0017 0.00036 J 0.00065 J <0.0017 <0.0017 <0.0017 <0.0017 <0.001'. <br /> SB-6 36 9/28/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.00E <br /> SB-7 5 12/10/2012 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.001( <br /> SB-7 30 12/13/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001' <br /> S13-8 5 12/10/2012 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.001( <br /> S13-8 30.5 12/13/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001, <br /> SB-9 5 12/10/2012 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.0016 <0.001( <br /> S13-9 27 12/14/2012 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.0017 <0.001i <br /> Abbreviations: Notes: <br /> bgs=Below ground surface 1. Samples were collected by SAIC and analyzed by Lancaster Laboratories,Ii <br /> EPA=United States Environmental Protection Agency 2. See Attachment D for data usability summary. <br /> ESL=Environmental Screening Level 3. Results in bold exceed RSLs and/or ESLs. <br /> ID=Identification 4. RSL risk-based screening level for protection of groundwater. <br /> J=Estimated concentration detected between MDL and LOQ 5. ESL Groundwater Protection(Soil Leaching). <br /> LOQ=Limit of Quantitation 6. ESL Direct Exposure(Human Health)Residential Land Use. <br /> MDL=Method Detection Limit <br /> mg/kg=Milligrams per kilogram Sources: <br /> PAHs=Polynuclear aromatic hydrocarbons RSLs from EPA Regional Screening Levels(RSL)for Chemical Contaminant: <br /> RSL=Regional Screening Level ESLs from the San Francisco Bay RWQCB Screeningfor Environmental Con <br /> RWQCB=Regional Water Quality Control Board <br /> SAIC=SAIC Energy,Environment&Infrastructure,LLC <br /> SIM=Selective ion monitoring <br /> <=Denotes analyte not detected at or above the LOQ <br /> ---=Not available <br /> Page <br />