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I <br /> TABLE 4 <br /> SUMMARY OF CONFIRMATION SOIL ANALYTICAL,RESULTS(PAHs) <br /> TRACY PUMP STATION <br /> Tracy,San Joaquin County,California <br /> E <br /> Concentrations in mg/kg <br /> fi y y <br /> q fi <br /> w � <br /> e, a wa b 4 ,q a� <br /> a � <br /> v v 'A, 41 <br /> 97 <br /> R 4 ry q <br /> Sample ca ro 0 0 0 0 o y c °�' fi � q q a <br /> Depth Date , v 'a ro a <br /> Boring Ill I (feet b s) 1 Sam led4 4 A? W R7 <br /> 4 4 4 4 --- 4 <br /> SCREENING RSL 27 --- 450 0.014A 4 4 4 4 4 4 k 150 <br /> 0.0046 0.047 --- 0.46 1.4 0.015 210 33 0.16 0.015 0,9 O.000SS <br /> 5 5 <br /> LEVELS ESL 16 5 13 5 28 5 6 6 6 5 6 6 5 6 0.38 0.038 0.38 27 0.38 23 0.062 60 8.9 0.62 --- 0,25 e 1.3 e 11 s 85 <br /> SB-24 5 5I2/2011 0.00030 J -0.00048 0.00069 0.00072 0.60043 J -0.0012 0.00029 J -0.0012 0.00089 -0.0012 0.00056 0.00056 -0,0012 -0.66648 <br /> -0.00048 0.00031 J 0.00094 0.0020 <br /> SB-25 5 5/3/2011 0.092 <0.019 0.28 0.43 0.47 0.14 0.22 0.048 J 0.60 0.033 J 0.15 0.19 0.077 0.11 0.11 <0.019 1.0 1.4 <br /> SB-26 3 5/3/2011 <0.00048 -0,00048 0.00040 J 0.00041 1 <0.00048 0,00041 J 0.0017 <0.0012 0.00070 <0.0012 0.00056 <0.00048 <0.0012 0.00055 0.0017 0.0020 0.0012 0,0010 <br /> SB-28 9 5/3/2011 <0.00052 <0.00052 0.00099 0.0012 0.00075 <0.0013 0.00054 <0.0013 0.0017 <0.0013 0.00063 0.00075 <0.0013 0.00099 0,0016 0.0021 0.0044 0.010 <br /> SB-29 9.5 5/3/2011 <0.00051 <0,00051 0.00035 J 0.00064 0.00033 J <0.0013 0.00028 J <0.0013 0.00094 <0.0013 0.00052 1 0.00034 Ji <0.0013 0.00036 J 0.00063 0,00070 0.0019 0.0066 <br /> SB-30 3 5/3/2011 <0.00049 <0.00049 0.00067 0.00093 0.00056 0.00033 J 0.00038 J <0.0012 0.0015 <0.0012 0.00041 1 0.00035 1 <0.0012 0.00054 0,0011 0.0032 0.0021 0.0016 <br /> SB-31 3 5/3/2011 <0.00048 <0.00048 0.00074 0.00081 0.00058 0.00033 J 0.00071 <0.0012 0.0013 <0.0012 0.00052 0.00047 J 0.00033 J 0.00035 J 0.00064 0,00044 1 0.0033 0.0023 <br /> SB-32 9 5/4/2011 0.0012 0.00078 0.0011 0.0012 0.00069 <0.0013 0.000431 <0.0013 0,0017 <0.0013 0.00083 0.0020 <0.0013 0.0020 0.0032 0.0012 0.0065 0.0083 <br /> SB-33 9 5/4/2011 <0.00051 <0.00051 0.00069 0.00066 0.000421 <0.0013 <0.00051 <0.0013 0.00094 <0.0013 0.00043 0.00062 <0.0013 0.00061 0.00077 <0.00051 0.0034 0.0043 <br /> SB-34 3 5/4/2011 <0.0019 0.0026 0.0060 0.0029 0.028 0.0068 0.019 0.0041 J 0.011 <0,0047 0.0047 <0.0019 <0.0047 0.0017 J 0.0053 0.0032 0.0053 0.0078 <br /> SB-35 3 5/4/2011 <0.0048 <0.0048 0.0053 0.0070 <0.0048 <0.0012 0.018 <0.012 0.018 0.0043 J 0.0089 <0.0048 <0.012 0.0027 J 0.0053 0.0041 J 0.0074 0.010 <br /> SB-38 10 5/25/2011 0.007 <0,00052 0.017 0.0120.0086 -0,0013 0.004 0.0035 0.018 B <0.0013 0.005 0.013 0.0013 0.031 0.0440 0,0052 0.07 0.048 <br /> SB-39 9.5 5/25/2011 <0.00051 <0.00051 0.00026 J <0.00051 -0.00051 <0.0013 <0.00051 <0.0013 0.00028 J,B <0.0013 <0.00051 0.00026 J <0.0013 <0.00051 0,00041 J <0.00051 0.0014 0.004 <br /> SB-40 5 5/25/2011 <0.0026 <0.0026 0.0041 <0.0026 0.0014 J <0.0064 0.019 <0.0064 <0.0026 <0.0064 <0.0026 <0.0026 <0.0064 40.0026 <0.0026 <0,0026 <0.0026 <0.0026 <br /> SB-41 8 5/25/2011 0.017 0.0045 0.015 1 0.0071 0.0027 0.0011 0.001 <0.0012 0.011 <0.0012 0.004 0.029 0.00035 0.088 <0.00049 0.0012 0.022 0.016 <br /> SB-42 9.5 5/25/2011 <0.00053 <0.00053 <0.00053 <0.00053 <0.00053 <0.0013 <0.00053 <0.0013 0.00033 J,B <0.0013 0.00038 1 <0.00053 <0.0013 <0,00053 <0.00053 <0.00053 0.00058 0.0066 <br /> SB-43 9 5/25/2011 0,0015 0.00038 J 0.0025 0.0033 0.0017 0.00082 J 0.00072 <0.0013 0.0048 B -0,0013 0.0014 0.003 <0,0013 0.0036 0.0051 0.0019 0.012 0.01 <br /> SB-44 3 5/26/2011 <0.00051 <0.00051 <0.00051 <0.00051 <0.00051 <0.0013 <0.00051 <0.0013 <0.00051 <0.0013 -0.00051 0.00076 <0.0013 0.011 0.024 4.016 0.000291 -0.00051 <br /> SB-45 9 5/26/2011 <0.00051 <0,00051 <0.00051 <0.00051 <0.00051 <0.0013 <0.00051 <0.0013 <0.00051 <0.0013 <0.00051 <0.00051 <0.0013 0.0011 0.0025 0.0013 <0.00051 0,0016 <br /> SB-46 5 5/26/2011 <0.00052 <0.00052 <0.00052 -0,00052 -0.00052 <0.0013 <0.00052 <0.0013 <0.00052 <0.0013 <0.00052 <0.06052 <0.0013 <0.00052 <0,00052 <0.00052 <0.00052 <0.00052 <br /> SB-47 3 5/26/2011 1 <0.00095 1 <0.00095 0.0011 0.0006 J <0.00095 -0.0024 0.0025 -0.0024 0.0015 B -0.0024 0.06087 J -0.00095 -0.0024 O.00D7 3 0.0019 O.fl017 0.0016 0.001 <br /> SB-48 5 5/26/2011 <0.00049 <0.00049 L<0.00049 <0.00049 <0.00049 <0.0012 <0.003 5/26/2011 <0.00050 <0.00050 00050 -0.00050 -0.00050 -0.0012 -0.00050 -0.0012 -0.00050 -0.0012 -0.00050 -0.00050 -6,0012 0.0003 ] 0.00058 0.00032 1 -0.06050 -0.00050 <br /> Abbreviations: Notes: <br /> B=Analyte was present in the associated method blank 1. Samples were collected by SAIL and analyzed by Calscience Environmental Laboratories,Inc.for PAHs using EPA Method 82700 with SIM. <br /> bgs=Below ground surface 2. See Appendix D for data usability summary. <br /> EPA-United States Environmental Protection Agency 3. Results in bold exceed RSLs and/or ESLs. <br /> ESL-Environmental Screening Level 4. RSL risk-based screening level for protection of groundwater. <br /> ID-Identification 5, ESL Groundwater Protection(Soil Leaching). <br /> J-Estimated concentration detected between MDL and LOQ 6. ESL Direct Exposure(Human Health)Residential Land Use. <br /> LOQ=Limit of Quantitation <br /> MDL-Method Detection Limit Sources: <br /> mg/kg=Milligrams per kilogram RSLs from EPA Regional Screening Levels for Chemical Contaminants at Siperfund Sites, September 2008. <br /> PAHs=Polynuclear aromatic hydrocarbons ESLs from the San Francisco Bay RWQCB Sereeninrg far Rnviromnental Concerns at Sites with Contaminated Soil and Groundwater (Interim Final May 2008). <br /> RSL=Regional Screening Level <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 laboratory LOQ <br /> Not available <br /> rrom Science to Solutions <br /> Page 1 of 1 <br />