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s <br />PUBLIC HEALTH SERVICES <br />SAN JOAQUIN COUNTY <br />lOGI KHANNA M.D., M.P.H. 'o <br />Health Officer <br />2009 • (1601 East Hazelton Avenue) • Stockton, California 95201 <br />IFf (209) 468.3400 !i <br />JUN1 8 1993 <br />/GLENN DEMBROFF <br />ULTRAMAR INC <br />ENVIRONMENTAL DIVISION <br />P O BOX 466 <br />HANFORD CA 932324466 <br />RE: Beacon Cardlock #610 <br />3300 Waterloo Road <br />Stockton, CA 95205 <br />San Joaquin County Public Health Services, Environmental Health D <br />of the "Subsurface Investigation of Soil and Groundwater Quality <br />Environmental Consultants. PHS/EHD has the following comm6 <br />ik <br />QUENTIN KIRSH <br />190 EAST AMBER WAY <br />HANFORD CA 93230 <br />SITE CODE: 1765 <br />isior (PHS/EHD) has completed review <br />dated May 24, 1993 prepared by SSB <br />for your consideration. <br />In March 1993, three soil borings were drilled and converted into monitoring wells B7/MW5, B8/MW6, and <br />B9/1vIW7. The three monitoring wells were installed to investigate soil and groundwater contamination which <br />was documented in 1987. <br />PHS/EHD concurs with the recommendation to monitor groundwater quality and gradient for at minimum <br />two additional quarters. Quarterly sampling of the monitoring welis� should be scheduled by July 15, 1993 with <br />the resultant quarterly report due August 30, 1993. <br />'s <br />If you have any questions, comments or wish to schedule a site inspection,:!, please contact Mary Meays, Senior <br />REHS, of my staff at (209) 468-0337. <br />Jogi Khanna, M.D., M.P.H. <br />Health Officer <br />Laurie A. Cotulla, REHS, Pro m Manager <br />Environmental Health Division <br />;s <br />LAC/MM:lb <br />c: Elizabeth Thayer, CVRWQCB } <br />c: Alan Waskin, Ultramar <br />c: M.L. Ehrlich, Wild, Carter, Tipton & Oliver <br />A Division of San Joaquin Count}, Heakh [ire Services <br />