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TABLE 8 <br /> RESULTS FOR CONFIRMATION SOIL SAMPLES COLLECTED DURING THE EXCAVATION AT THE SPCC CONTAINMENT STRUCTURE-TPH <br /> PG&E Former Tracy MGP Site <br /> Tracy,California <br /> o <br /> Laboratory 9 = E <br /> Sample Sample Depth Sample a a = <br /> Sample ID Location Type Matrix (feet bgs) Date Work Order F 0- <br /> Number <br /> mg/kg mg/kg mg/kg <br /> SPCC-W-1-1.5 E1 Sidewall Soil 1.5 10/20/2008 08-10-1812 ND<0.5 ND<5.0 ND<25 <br /> SPCC-B-1-4 E1 Bottom Soil 4 10/20/2008 08-10-1812 ND<0.5 ND<5.0 ND<25 <br /> SPCC-B-2-1' D1 Bottom Soil 1 10/20/2008 08-10-1812 ND<0.5 95 240 <br /> SPCC-B-3-1' D1 Bottom Soil 1 10/20/2008 08-10-1812 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-2-2 E1 Sidewall Soil 2 10/20/2008 08-10-1812 S1 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-5-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-B-2A-2 D1 Bottom Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-B-2A-2DUP D1 Bottom Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-4-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-3-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-6-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-7-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-B-3A-2 D1 Bottom Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-9-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-8-2 D1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-10-2 E1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 ND<5.0 ND<25 <br /> SPCC-W-11-2 E1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 19 170 <br /> SPCC-W-11-2DUP E1 Sidewall Soil 2 10/23/2008 08-10-2148 ND<0.5 5.3 ND<25 <br /> Samples with asterisk symbol(`)were removed via excavation and replaced with deeper subsequent samples after additional excavation was complete. <br /> TPH-g=Total Petroleum Hydrocarbons as Gasoline <br /> TPH-d=Total Petroleum Hydrocarbons as Diesel <br /> TPH-mo=Total Petroleum Hydrocarbons as Motor Oil <br /> Values in BOLD text are detected concentrations above the reporting limit <br /> ND< =Non Detect at Reporting Limit <br /> mg/kg=milligrams per kilogram <br /> Page 1 of 1 <br />