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TABLES <br /> TABLE 2 <br /> Results of Northern Perimeter Soil Sampling <br /> TPH-g,TPH-d,TPH-mo,and BTEX <br /> PG&E Thornton Dehydrator Station <br /> Concentrations reported in milligrams per kilogram[mg/kg] <br /> Depth of <br /> Sample Sample Xylenes TPH-g TPH-d TPH-mo <br /> Sample ID Number (feet bgs) Sample Date Benzene Toluene Ethylbenzene (total) (C6-C10) (C10-C24) (C24-C36) <br /> Hand Auger Samples <br /> 20-14.5W-115N-5.OHA 2 5 10/22/2004 ND (0.025) ND (0.025) ND (0.025) ND (0.025) ND (1.0) ND(1) 18 <br /> 20-14.5W-115N-9.5HA 3 9.5 10/22/2004 ND (0.025) ND(0.025) ND(0.025) ND (0.025) ND (1.0) 190 ND (10) <br /> Test Pit Samples <br /> 20-42W-105N-5.OB 5 5 10/22/2004 ND (0.025) ND (0.025) ND(0.025) ND (0.025) 21 2,300 ND (500) <br /> 20-42W-11ON-5.OB 6 5 10/22/2004 ND (0.025) ND (0.025) ND(0.025) ND (0.025) ND (1.0) 44 46 <br /> Notes: <br /> ND=compound was not detected (laboratory reporting limit in parentheses) <br /> Bold analytical results indicate values above the reporting limits <br /> TPH-g =total petroleum hydrocarbons reported in the gasoline range. <br /> TPH-d =total petroleum hydrocarbons reported in the diesel range. <br /> TPH-mo=total petroleum hydrocarbons reported in the motor oil range. <br /> The sample ID (e.g., 20-40W-23N-14.OB)indicates the location where sample was collected: <br /> 20=site ID <br /> Y feet W (west)and Y feet N (North) <br /> B= bottom floor sample, HA=hand auger sample <br /> Therefore 20-40W-23N-14.OB= Bottom sample located 40 feet West and 23 feet North of the southeast corner reference point(Figure 4)and 14.0 feet below <br /> ground surface. <br /> Refer to Figure 4 for sample locations. <br /> SFO\(THORNTON COMPLETION REPORT_6-21-05.DOC) 2 <br />