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1'` r <br /> T <br /> Y <br /> April 28, 1988 <br /> AGS Job Mo. i�3 OZc-i <br /> Former UNOCAL Service Station, Stockton, California <br /> i <br /> total petrol,aum hydrocarbons (TPH) by Environukental Protcctior, <br /> Agency (VPA) Method 8015 (modified) Lind the volatile organic <br /> con'GtituentS benzene, toluene, ethylbanzeno, and total Wylene <br /> ' EPA Method 0420. TI9s procedurd was ai.co used <br /> i <br /> isomora ($ETX) by F <br /> to characterize the relatively uncontaminated soil. Asdditi0r-cl _ 5 � <br /> soil samples weretaken from' the base.of the deepened cxcavat.ion <br /> ill the manner described above 911d andlyxnd for 'i'PH, BETX, and ; <br /> ! organic lams. The results of thesQ enaIyeQs are shown in Tables <br /> I and 2. A Chain of Custody Record W*9 initiated by the sampler <br /> and accompanied the sanspl®e to the,a16Al tic4l laboratory. A copy <br /> of this record is included in App®ndix A of this regsort= <br /> An April 7, 1988, excavated soil that had, been stockpiled :.t 'the k <br /> �. to ms removed to the yards of North Cal Construction for <br /> aeration with the approval of the S! LED and thy► California <br /> i <br /> Regional water Quality Control Board. ehs ta%Vx cavity waS than ti <br /> Nckfillad under the direction of b:+IOG;�L por�onstol wing <br /> ateriral® and methods nelected by Y LiOC'AL. <br /> 4 <br /> t <br /> 5 <br />