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STATE 1)F CALIFORNIA—ENVIRONMENTAL PROTECTI01ENCY . PETE WILSON,Governor <br /> c <br /> DEPARTMENT OF TOXIC SUBSTANCES CONTROL <br /> 10151 CROYDON WAY,SUITE 3 .' . <br /> SACRAMENTO,CA 95827-2106 <br /> (916) 855-7700 <br /> February 14, 1992 <br /> Mr. Robert Doss, P.E. <br /> Project Manager <br /> Pacific Gas and Electric Company '^ m <br /> Environmental Services FEB 18 TP2 <br /> 77 Beale Street, Room F-1636 <br /> San Francisco, California 94106 ENVIW-` <br /> Dear Mr. Doss: <br /> PG&E - STOCKTON, INTERIM REMEDIAL MEASURE (IRM) REPORT OF <br /> FINDINGS AND RECOMMENDATIONS <br /> The Department of Toxic Substances Control (Department) has <br /> reviewed PG&E ' s IRM report dated January 1992 . The report <br /> selects construction of a portland cement cap as the preferred <br /> IRM to eliminate direct human exposure to residues in the soil <br /> adjacent to the southeastern portion of the PG&E site. The <br /> Department approves the selected IRM. Based on the additional <br /> surface soil sample data submitted February 6, 1992, PG&E' s <br /> recommendation to extend the cement cap has also been approved. <br /> As a result, the IRM will cover the area indicated on the <br /> attached figure. Construction of the selected IRM should proceed <br /> in accordance with the schedule proposed in figure 4-1 of the <br /> report. <br /> If you have any questions, please contact Mr. Fernando <br /> Amador at (916) 855-7892 . <br /> Sincerely, <br /> ames Tjosvold, Chief <br /> Sacramento Responsible Party Unit <br /> Site Mitigation Branch <br /> Region 1 <br /> Enclosure <br /> cc: Ms. Eileen Fanelli <br /> CHZM Hill - <br /> 6425 Christie Avenue, Suite 500 <br /> Emeryville, . California 94608 <br /> Ms. Eleanor Ratliff <br /> San Joaquin Public Health District <br /> Environmental Health Division <br /> P.O. Box 2009 <br /> Stockton, California 95201 <br />