Laserfiche WebLink
San.Joaquin County DIRECTOR <br /> o +N Donna Heran,REHS <br /> Environmental Health Department <br /> ?.• -�.��''•O AS5I5TANT DIRECTOR I <br /> e •G Laurie Cotulla,REHS <br /> fly .2� 600 East Main Street <br /> �•, ' ;� Stockton, California 95202-3029 PROGRAM COORDINATORS <br /> Mike Huggins, REHS,RDI <br /> Margaret Lagorio,REHS <br /> Website: www.sjgov.org/ehd Robert McClellon,REHS <br /> Phone: (209)468-3420 ,lett Carruesco,REHS, RDI <br /> Fax: (209) 464-0138 Kasey Foley,REHS <br /> !i <br /> May 13, 2009 <br /> John Cervantes <br /> PO Box 6008 <br /> Stockton, CA 95206 <br /> Subject: JC Trucking Site Code: 2571 <br /> 1207 Aurora Street <br /> Stockton, CA 95206 <br /> The San Joaquin County Environmental Health Department (EHD) has reviewed Work Plan IM <br /> for Vapor Intrusion Assessment % Soil Vapor Survey (Work Plan) dated April 23, 2009, ! <br /> submitted on your behalf by JJW Geosciences (JJW) and has the following comments. <br /> The Work Plan proposes to advance six probe borings on site to collect soil vapor samples <br /> for analysis and to provide da#a`E to evaluate the potential risk for vapor intrusion from <br /> remaining subsurface contamination. The borings will be advanced to total depth of 5 feet <br /> below surface grade (bsg); all soil vapor sampling will be conducted per California <br /> Department of Toxics Substances Control guidelines. <br /> The EHD approves the proposal',to collect soil vapor samples, with the condition that in <br /> addition to the proposed analyses for total petroleum hydrocarbons as gasoline (TPHg), <br /> benzene, ethylbenzene, toluene, xylenes, methyl tertiary butyl ether, 1,2-dichloroethane and <br /> ethylene dibromide, the vapor samples collected near the diesel tank pit area must also -be <br /> analyzed for TPH as diesel by analytical method TO-17. <br /> If you.have any questions please call Lori Duncan at (209) 468-0337. <br /> Sincerely, <br /> Lori Duncan, REHS Nuel C. Henderson, Jr., PG <br /> Registered Environmental Health Specialist Engineering Geologist <br /> { <br /> c: James Barton, CVRWQCB, 11020 Sun Center Drive #200, Rancho Cordova CA 95670 <br /> Mark Jerpbak, JJW, 11350 Monier Park Place, Rancho Cordova CA 95742 <br />