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San Joaquin County <br /> DIRECTOR <br /> Q !N. Environmental Health Department Donna Heran,REHs <br /> pRo <br /> 600 East Mala Street (;RAM COORDINATORS <br /> Stockton, CIiforrilia 95202-309 Robert nncclello�,;RHs <br /> m: s Jeff carruesco,RENS,RDI <br /> R r <br /> Kasey Foley,RENS <br /> • - Website.wv+IN.sjgov.org/eihd <br /> �6 ii 6� Phone: (209)468-3420 <br /> Fax: (209)464-0138 <br /> June 14,2010. <br /> Messrs. Kirk Larsen, PG, and Robert Trommer,;CHG <br /> State Nater Resources Control Board <br /> Division of Financial Assistance <br /> 1001 1 Street <br /> Sacramento CA 95814 <br /> Subject: April and May 2010 Draft Five-Year Review Recommendations, Caseworker Lori <br /> Duncan's Sites <br /> San Joaquin County Environmental Health Department (EHD) has received and reviewed the <br /> draft annual review five-year review update letters issued by the State Water Resources Central <br /> Board Cleanup;Fund (CUF)forvarious.sites referenced below and:comments as follows below, <br /> 1817 S. Fresno Avenue, Stockton, CA; Claim Number 11868: The CUF concurred with the <br /> EHD that active remediation of the site is necessary to reduce hydrocarbon mass in soil and <br /> groundwater and achieve water quality objects (WQQs) in a timely manner. Our agencies are in <br /> agreement. Soff.sarrmples were obtained in April for bench-scale testing in May; if the.results are <br /> favorable, a-work plan will Ibe submitted to implement insitu chemical oxidation (ISCO}, <br /> 1207 S Aurora Street, Stockton, CA Claim:Number 8509: The CUP concurred with the EHD <br /> directive t0 destroy site monitoring wells in preparation for site closure; ano further action letter <br /> was issued June 9, 201.0 <br /> 1fi45 Cherokee Ruad, Stockton, CA Claim: Number 1646 The 00F recommends <br /> considers#icon of.site closure, with which the EHD concurs. Sy <br /> let#er dated May 4, 2010, the END: <br /> requested preparation and submittal of a site closure summary. report: The EHD a'nlic pates <br /> moving forward with site closure upon receipt Of the report if favorable.. <br /> 15600i. Harlan Road, Stockton, CA; Claim Number 12480-: The CUFcoilcurred with the <br /> EHD directive to destroy site monitoring wells in preparation for site closure;:a no further action <br /> letter was issued:April.23, 2010.. <br /> 002 N. California Stree€, Stockton, CA;; Claim. Number 12235, The CUP noted that the site: <br /> investigation has been underway fear 18 years with no active remediation;and also noted the#soil <br /> vapor ex#rection (SVE) was about tobe implemented on the site. The CUF recamrnended that <br /> active rernediation of impacted ;groundwater also begin without: delay: Delineation of 'the; <br /> dissolved plume is not complete, a work,plan for the additional assessment has been approved. <br /> but not implemerited. There has been some difficulty obtaining access#o surrouri+d'rng residential <br /> properties and arty additional assessment to complete the plurrie characterize#ficin may be <br /> April-and May 2 10.:Annual 5-year Reviews.Lbri's'Sites.doc <br />