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' TABLE 1 <br /> SUMMARY OF SOIL SAMPLING ANALYTICAL RESULTS FROM ABOVE-GROUND WASTE <br /> OIL TANK REMOVAL AT RYDER TRUCK RENTAL, 1700 BROADWAY, STOCKTON, CALIFORNIA <br /> SAMPLING SAMPLE SAMPLE LOCATION ANALYSES AND RESULTS <br /> DATE I.D. <br /> 12/06/90 WOE Surface soil from Petroleum Hydrocarbons: <br /> WOW beneath west and TPH-g - 15 mg/kg <br /> east ends of former TPH-d - 3, 000 mg/kg <br /> waste oil tank - Benzene - ND <br /> composited into one Ethylbenzene - ND <br /> sample. See Figure 1 Toluene - ND <br /> ' Site Plan Before Xylenes - ND <br /> Excavation. O&G - 11, 000 mg/kg <br /> Ch1. Hyd. - ND <br /> ' Semivolatile Organics: <br /> Napthalene - 580 ug/kg <br /> 2-Methyl Napthalene - 1,700 kg <br /> Phenanthrene - 800 ug/kg <br /> ' Pyrene - 360 ug/kg <br /> Bis (2-ethylhexyl) <br /> phthalate - 1, 100 ug/kg <br /> ' Metals: <br /> Cd - 1.4 mg/kg <br /> Cr - 32 mg/kg <br /> Pb - 14 mg/kg <br /> Zn - 120 mg/kg <br /> 12/27/90 E-6 ' From soil boring E O&G - 110 mg/kg <br /> ' @ 6' beneath former <br /> tank. Figure 1. <br /> ' 01/17/91 S1 From various TPH by IR - 19 mg/kg <br /> S2 locations in exca- 3 ,800 mg/kg <br /> S3 vation - See Figure 4 , 200 mg/kg <br /> S4 2 - Site Plan After 360 mg/kg <br /> ' S5 Initial Excavation 21 mg/kg <br /> S6 and Soil Borings. 240 mg/kg <br /> S7 8, 000 mg/kg <br /> ' S8 3 ,900 mg/kg <br /> S9 280 mg/kg <br /> S10 820 mg/kg <br /> ' Sll 47 mg/kg <br /> 01/29/90 B1 @ 5 ' Soil Boring: B1 TPH by IR - 16 isg/kg <br /> (Figure 2) O&G - ND <br /> ' B1 @ 10 ' B1 TPH by IR - 11 mg/kg <br /> O&G - ND <br /> COMP OF B1 Petroleum Hydrocarbons: <br /> ' B1 @ 51 ; TPH-g - ND <br /> Bl @ 10 ' TPH-d - ND <br /> Benzene - ND <br /> Ethylbenzene - ND <br /> ' Toluene - ND <br /> Xylenes - ND <br /> Ch1. Hyd. - ND <br /> ' rdystl/pkg/disk <br />