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*July 8, 1988 AGS Jab No. 36032-1 <br /> UNOC;,L Service Station No. 6981, Stockton, California <br /> r� <br /> TABLE 3 <br /> CHEMI:4707 <br /> RESULTS OF SOIL "4MPLES � <br /> UNOCAervice Station No. <br /> 6981 <br /> Pacific Avenue <br /> ockton, California— <br /> sample Ethyl- Total <br /> ilHumber TPH Benzene benzene Toluene X.,yleae <br /> <1 <0.1 <0.J. <br /> I�5-15-B 2.3 <0.1 0.2 0.2 1.3 <br /> SS-15-C <1 <0.1 <0.1 <0.1 <0.1 <br /> ,lS •.i5-•D 1.3 <0.1 <0.% <0.1 0.1 <br /> �S-15 •v - 1,800 50 55 100 270 <br /> S-15. 5 1,000 9.0 56 100 ',30 <br /> Organic Lead Ethylene Dibromida <br /> 5-15-A QO <0.025 <br /> S^15-B <10 0.'.S <br /> 5-15-C <10 0. <br /> 5-15-D <10 0. Z <br /> 5-15—E <10 I0.'i<10 0.4 ` <br /> All results in parts per million <br /> TPH = Total petroleum hydrocarbons <br /> < = Less than the detection limit for t.-^ analytical <br /> methods used <br /> sample designation: <br /> Sample location <br /> Sample depth in feet below ground surface <br /> Soil sample <br /> cavity. Analysis of three soil samples collected from this area <br /> (5-17-K, 5-17-L, and 5-17-M) indicate that soil contamination <br /> been effectively removed (Table 4) . Soil was excavated to <br /> approximately 22 feet below grade in the eastern half of the tank <br /> cavity. Subjective evidence of soil contamination was noted in <br /> 11 <br /> '.rmdr�''Cr/ C.oL"'�©,�.�y°�, Er`�'.�-rev <br /> a • <br /> F I <br /> ry � . <br />