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PUBLIC HEALTH SERVICES Pa�1N <br />' SAN JOAQUIN COUNTY gyp } c G <br /> ENVIRONMENTAL HEALTH DIVISION 114 <br />' Ernest M Fujimoto, M D , M PH., Acting Health Offic <br /> 304 E Weber Ave , Third Floor • P. O Box 388 • Stockton, CA Ol 8 11L0 R `P <br />' 209/468-3420 <br /> CANEPA'S CAR WASH MAILED JA (� <br />' ATTN. REMO CANEPA EJAN <br /> 1536 N HUNTER STSTOCKTON CA 95204 16 1996 <br /> RE: Canepa s Car Wash, 6230 Pacific Avenue, Stockton Site __________-_____ <br />' San Joaquin County Public Health Services Environmental Health Division (PHS\EHD) has <br /> I recently reviewed the file for the facility referenced above and provides the following <br />' comments <br /> San Joaquin Valley Unified Air Pollution Control District (SJVUAPCD) issued an Authority <br /> 1 Z to Construct a soil vapor extraction (SVE) and remediation process system for the above <br /> referenced site October 7, 1993, permit number N-3039-1-0 <br /> Correspondence from WHF Inc Group dated April 4, 1994 to SJVUAPCD indicates that a <br /> 'site inspection" on March 11, 1994 by unnamed parties occurred. This correspondence <br /> �J includes a request for a permit to operate, however, no official request for inspection, <br /> sampling, and permitting by PHS\EHD or SJVUAPCD has occurred to date <br /> PHS\EHD requests that you, as responsible party for the above referenced site, obtain a <br /> comprehensive chronology from WHF Inc regarding management and operation of this SVE <br /> system Please provide PHS/EHD the following information with regard to SVE system <br /> design, 1) volume of soil in treatment area, 2) maximum flow rate and vacuum of blower <br />' motor including type (ie, rotary, regenerative or centrifugal), 3) describe all instrumentation <br /> currently available or utilized in the operations and testing phase for the SVE system, 4) any <br /> calculated radius of influence and pore volume exchange rate estimates including data which <br />' may support these values, and 5) explanation as to the causes which led to the SVE system <br /> shut down and why no permit to operate was obtained for the operational period <br /> l PHS\EHD recommends that a work plan be submitted for the purpose of exploring the <br /> conditions of all soil vapor extraction and monitoring wells on site evaluating each well for <br /> the presence or absence of water in or above the screened interval Include measurements <br /> which when recorded provide documentation of current conditions for total depth and depth <br /> to water for each well to determine the potential effectiveness of this remediation system <br /> A D nwm Ot 9111)0d+1111 CIAillh I iL AIth C.1rL St-r\iu2) <br />