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py <br /> ENVIRO ME AAL EALT DEPARTMENT <br /> oP <br /> SAN JOAQUIN COUNTY <br /> 2' s-tw--ry 4 Donna K. Hcran,R.E.H.S. Unrr Fipervnarq <br /> 304 East Weber Avenue, Third Floor Carl norgm m R f 14.5, <br /> f. ; Dh erlor <br /> 1. Mike Haggun R 111 S., R.U.1. <br /> At Olsen,R.E.H.S. - Stockton, California )5202-2708 - <br /> c-.,_.:ate.p Pro gram Marra ger Uoati W'fWdso, R E.ILB. <br /> 'Ot+Fbac� Laoric A.Cotolla,R.E.H.S. Telephone: (209,) 468-3420 MargerG LagorioR.E.1-LS. <br /> Fax: (209) 4640138 Roben McClellon,R.E.I I's, <br /> Program Manager - Mark Darccllos, R.E.U.S. <br /> ii <br /> JAMES GIOTTONINI <br /> I' PUBLIC WORKS DIRECTOR APR 2 4 2003 <br /> CITY OF STOCKTON <br /> 425 N EL DORADO ST j <br /> 4; STOCKTON CA 95202 ' <br />(` Re: Fontana Drive at Smith Canal <br /> Smith Canal Pump Station <br /> Stockton, CA 95202 <br /> I , <br /> San Joaquin County Environmental Health Department (EHD) has inspected the above- <br /> referenced site, and confirmed that the extracted groundwater from the dewatering project is <br /> currently being disposed into the City of Stockton Municipal City Utilities sewer instead of <br /> into the storm drain. EHD requests collection and analyzes groundwater samples from 1 <br /> MW-2 and MW-7 be changed to a monthly basis. EHD requests groundwater elevation j <br /> continued to be measured from all monitoring wells on a weekly basis. Sample all <br /> monitoring wells immediately before the end of the dewatering project, and again after the <br /> groundwater elevation has rebounded to its normal state. Additional investigation may be <br /> required to evaluate the effect of the dewatering project on the groundwater contamination <br /> plume. a <br /> Donna Hcran,REHS, Director <br /> Environmental Health Division <br /> I <br /> Jeffrey Wong, Senior REHS <br /> LOP/Site Mitigation Unit IV <br /> c: RWQCB, Central Valley Region—James L.L. Barton, RG ! <br /> fax: ATC—Jeanne Homsey,P.E. <br /> 1 <br /> I <br /> f <br /> i <br /> i <br />