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r <br /> i <br /> Lori Duncan JEHI <br /> From* Jim Barton 5barton@waterboards:ca.go�] <br /> Wednesday, May 02, 2007 12:38 PM <br /> Sent: a Price@geologicaltechnics.com; Lori Duncan [EH] <br /> To: Margaret Lagorio [EH]; James Munch <br /> Cc: Re: Sinclair Trucking-3780 Linne Road,Tracy <br /> Subject: <br /> Hi Eric, <br /> thanks for calling me to discuss Regional Board staffs concerns with the closure.. <br /> concurrence for the site. Your first suggestion, tos� sionimly eXCAsate anotherrsolution,sTil <br /> contamination, requires further consideration and dus <br /> suggested writing a clarification letter to resolve the soil vapor' sample exceedence of <br /> f the Region 2 ESLs for benzene soil vapoor-i trus.ion.That,,,,-letter could;state—thatr---., <br /> j de`ino]i-tion of the buildings and—reuse of the land occur in a_manner that limit.s.,,,_the.,,r.isk <br /> ifrom the. residual—contamination_,iltIs'now y, nderstanding that the plan to subdivide the <br /> — -.. <br /> property -Pinto two lots is no longer viable, that the proposal went away. You also <br /> mentioned taking additional soil gas samples. I said that was another possible solution. <br /> You said,that you wanted to discuss our concerns with your client and your management. I <br /> appreciate your consideration of the Regional Board staffs concerns. Please note that the <br /> County has set. a deadline of 1 June 2007 for our response to the closure concurrence, and <br /> that we wish to resolve the issue before the deadline. Please contact me again as soon as <br /> possible. <br /> Jim Barton <br /> James L.L. Barton, P.G. F <br /> Engineering Geologist <br /> California Regional Water Quality Control Board <br /> j Central Valley Region, <br /> 11020 Sun Center Drive, Suite 200, <br /> Rancho Cordova, CA 95670 <br /> office (9 16) 464-4615 <br /> fax (916) 464-4704 <br /> li >>> "Lori Duncan [EH] " <lduncan@sjcehd.com> 4/30/2007 3 :46 PM >>> <br /> Eric, <br /> The Regional Board staff reviewing the above referenced site for closure concurrence have <br /> concerns _about potential vapor intrusion issues in the shop onsite. Could you leas <br /> contact m o e <br /> Jim Barton, either by phone or email, to discuss what further information on they <br /> Thank you, <br /> Lori Duncan, Senior RENS <br /> San Joaquin County <br /> t' Environmental Health Department <br /> lduncanGsjcehd.com <br /> (2 09) 468-0337 <br /> I � <br />