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City of Stockton A68108.01B <br /> July 18, 1997 Page 7 <br /> 5.3 Soil Sample Analytical Results: A summary of analytical results for soil samples <br /> collected in the soil probe locations during this investigation is presented in Table 3. <br /> Laboratory analysis reports and chain-of-custody documentation are presented in <br /> Appendix D. <br /> TABLE 3 <br /> Summary of Soil Analytical Results, Soil Probe Locations SP-1 through SP-4 <br /> December 20, 1996 <br /> Soil Results in milligrams per kilogram(mg/kg) <br /> Sample Depth : Notes <br /> Location FBSG Benzene Toluene Ethyl XylenesIVl1BE TPH-G TOC <br /> benzene <br /> SP-1 12 <O.00S <0.005 <0.005 <0.005 <0.025 <1.0 NA 1 <br /> 16 <0.125 6.4 15 150 <0.625 620 NA 1 <br /> 24 3 L 60 230 1.200 <0.625 3,600 NA 1 <br /> 28 <0.02 0.10 0.35 0.68 <0.025 320 NA 1 <br /> 32 <0.005 <0.005 <0.005 <0.005 <0.025 <1.0 NA 1 <br /> 40 <0.005 <0.005 <0.005 <0.005 <0.025 <1.0 NA 1 <br /> Total Concentration Leaching Potential, results in microgams per liter(JI.-/L) <br /> 20 <0.5 300 690 1,670 NA 15,000 NA 2 <br /> SP-2 20 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> 24 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> 28 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> SP-3 12 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> 20 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 .200 3 &4 <br /> 28 NA NA NA NA NA NA 61 3&4 <br /> 32 NA NA NA NA NA NA .200 3&4 <br /> SP=3 17 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> 21 <0.02 <0.02 <0.02 <0.02 <0.25 <1.0 NA 3 <br /> FBSG = feet below site grade <br /> NITBE = methyl tertiary-butyl ether <br /> TPH-G = total petroleum hydrocarbons-gasoline range constituents <br /> TOC = organic matter <br /> NA = not analyzed <br /> < = less than the detection limit indicated <br /> Detection limits for these analyses are reported on the attached laboratory reports. <br /> 1 = Twining Laboratories, U.S. EPA Methods 5030,8020 and GC/FID <br /> 2 = BSK Analytical Laboratories,Armstrong Method <br /> 3 = APPL Laboratories,U.S. EPA Methods 5030,8020 and GC/FID <br /> 4 = BKS Analytical laboratoroies,Watkely-Black Method <br /> 5.4 Groundwater Sample Analytical Results: A summary of analytical results for the <br /> groundwater sample collected in soil probe location SP-1 during this investigation is <br /> �.. presented in Table 4. Laboratory analysis reports and chain-of-custody documentation are <br /> presented in Appendix D. <br />