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Table 3-1 <br /> Historical Soil Analytical Results <br /> San Joaquin County Human Services Agency Building „ •r <br /> Stockton,California <br /> Analyte Concentration Ik <br /> Sample Sample Depth Organo. <br /> Location Sample Date feet b a Benzene Toluene Eth (benzene X lens otal TPH TPH-d Lead Total Lead <br /> MW-1 12/13/1988 15 ND 0.029 ND 0.029 ND 0.029 ND 0.029 ND 1.1 ND 28 ND 0.5 <br /> MW-2 12/13/1988 35 ND 0.030 ND 0.030 ND 0.030 ND 0.030 NO 1.2 ND 30 ND 0.5 <br /> MW-3 12/14/1988 20 ND 0.029 ND 0.029 ND 0.029 ND 0.029 ND 1.1 ND 30 ND(0.6) - <br /> 20E 6129/1989 25 ND 0.112 ND 0.112 0.112 ND 0.112 - ND(20) - <br /> 10S 6/29/1989 25 ND 5.6 110 72 360 - 1,300 <br /> 20E-C 6/30/1989 25 - - ND 6 90 - 72.4 <br /> 8S 7/6/1989 9 ND 0.116 ND 0.116 NO 0.116 ND 0.116 - ND 21 - - <br /> 17S 7/6/1989 9 ND 0.120 NO 0.120 ND 0.120 ND 0.120 - ND 22 - <br /> 26S 7/6/1989 9 ND 0.125 0.125 I ND 0.125 ND 0.125 - NO 23 - - <br /> 8S -T/6/1 9-89 18 ND 1.16 44.19 1 56.98 337.21 - 5,000 <br /> 17S 7/6/1989 18 ND 0.119 NO(0.119 NO 0.119 0.429 - 18 - <br /> 26S 7/6/1989 18 ND 0.125 0.138 ND 0.125 ND 0.125 - ND 23 - - <br /> BS 7/6/1969 27 ND(1.181 85.88 61.18 314.18 - 2,400 - 18.1 <br /> 17S 7/6/1989 27 ND 1.16 127.91 83.72 348.84 - 3,500 - <br /> 26S 7/6/1989 27 ND 0.058 0.081 ND 0.058 ND 0.058 - ND 21 - <br /> 20S 7/6/1989 25 ND 1.15 22.99 12.64 70.11 - 2,400 - <br /> 14E 7/611989 13 ND 0.060 0.130 ND 0.060 ND 0.060 - ND 21 - <br /> 30E 7/6/1989 13 ND(0.064) 0.090 ND 0.064 ND 0.064 - ND 23 - <br /> 14E 7/611989 26 NO 0.057 ND 0.057 ND 0.057 ND 0.057 - ND 20 - <br /> �; 30E 7/611989 26 ND 0.058 ND 0.058 ND 0.058 ND 0.058 - ND 21 _ - <br /> ION 7(7/1989 25 ND 0.059 ND 0.059 ND 0.059 ND 0.059 ND 6 ND 21 7.1 <br /> 85-27-8 7/7/1989 27 ND 0.055 1 2.2 14 - 150 - - <br /> 17S-27-8 7/7/1989 27 0.093 0.350 0.130 0.880 - ND 22 - <br /> OTw ti 31' MW-2A 711995 20 ND 0.005 ND 0.005 ND 0.005 ND 0.005 ND 1 ND 1 - - <br /> MW-2A 711995 30 ND 0.005 ND 0.005 0.0065 0.036 NO 1 ND 1 - <br /> MW-2A 7/1995 40 0.012 ND 0.005 0.0064 0.010 ND 1 ND 1 - <br /> MW-2A 7/1995 45 0.46 0.0091 0.16 0.056 2.8 1.2 - <br /> MW-3A 7/1995 35 ND 0.005 ND 0.005 ND 0.005 ND 0.005 ND 1 ND 1 - - <br /> MW-3A 7/1995 40 ND 0.005 ND 0.005 ND 0.005 ND 0.005 ND 1 ND(1) - <br /> MW-3A 7/1995 45 ND 0.005 ND 0.005 ND 0.005 ND 0.005 ND 1 ND 1 - <br /> MW-9 --W1-996 40.5 NO 0.005 ND 0.005 ND 0.005 ND 0.005 ND 0.2 - - 7 <br /> MW-9 8/1996 54 NO 0,005 ND 0.005 ND 0.005 ND 0.005 ND 0.2 - - 8 <br /> BH-13 8/1996 25.5 ND 5 1.1 5.1 29 410 - - 1 9 <br /> BH-13 8/1996 30.5 ND 0.005 ND 0.005 ND 0.005 ND 0.005 ND 0.2 - - 6 <br /> BH-13 811996 45.5 37 ND 0.5 6.6 4.3 210 - - 6 <br /> BH-13 8/1996 50.5 0.90 1.5 1.1 4.9 60 - - 13 <br /> BH-13 8/1996 55.5 5.6 34 13 66 1 650 - - 12 <br /> BH-13 811996 60.5 1 2.9 1.0 1.4 3.2 50 - 8 <br /> BH-13 8/1996 65.5 0.017 0.042 0.019 0.09 1.4 - 8 <br /> Table 3-1 Notes: <br /> bgs=below ground surface TPH-d=Total petroleum hydrocarbons as diesel <br /> mg/kg=milligrams per kilogram TPH-g=Total petroleum hydrocarbons as gasoline <br /> ND(6.4)=Analyte not detected.Detection limit indicated in parentheses. --=Sample not analyzed for constituent <br /> 2 of <br />