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,q <br /> SERVING <br /> BOARD Of TRUSTEES SAIM JOAQUIN LOCAL HEALTH DIS i CT <br /> 1L San Joaquin County <br /> "AI[r o_wlpres. "i <br /> Earl Pimentet,Vice Pres. 601 East Hazelton AVBnUE Cityof Manteca <br /> Tommy Joyce,Secy. Stockton,California 95205 City of Escalon <br /> City of Lodi <br /> James F.Culbertson <br /> John 0.Mast,M.D. JOGI KHANNA, M.D., M.P.H., DISTRICT HEALTH OFFICER City of Tracy <br /> City of Ripon <br /> Virginia Mathews <br /> Thomas Schubert,D.V.M. San Joaquin County <br /> City of Stockton <br /> Daphne Shaw <br /> Harvey Williams,Ph.D. San Joaquin County <br /> .Tune 27, 1989 <br /> Manuel Santos " <br /> 67048 N. Pershing Ave., <br /> Stockton, "CA 95807 <br /> 'RE: Re-excavation Workplan Richmart Gas Station ; 18974 E. Main ; <br /> Linden ,. <br /> Please be ', advised that this office has reviewed the above <br /> referenced workplan addendum. We have found the plan to be <br /> adequate under the following conditions. <br /> 1 . Verification sampling is recommended by laboratory analyses <br /> EPA 8010/8020; 8015 TPH, Volatile ; and tetraethyl lead on <br /> those samples collected to, define the "zero-line" of <br /> vertical and lateral contaminate migration. Attached is the <br /> Minimum. Verification Lab analysis form noting the <br /> recommended lab analyses. <br /> LA <br /> 2. Prior to aeration, submit ::the lab results for review and <br /> present' them in �a tabular ;if ormat. <br /> Excavated soils should be <br /> stored on. site in such a manner to prevent vapor and dust <br /> emiS's ian. <br /> 3. Previously excavated soils' contained excessive levels of <br /> total lead. Lead contaminated soils cannot be aerated. It <br /> is o,ur recommendation that, additional verification sampling <br /> be performed to ,determine ,the extent and the amount of <br /> tetraethyl lead 'or soluble lead. <br /> 1 <br /> Administration Clinical Services Environmental Health Public Health Nursing <br /> 468-3400 468-3830 J 468-3420 468-3860 <br /> Air Pollution Community Services Laboratory WIC <br /> 468-3470 468-3820 468-3460 468-3280 <br /> AIDS Information 468-3320 <br />