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PUBLIC"HEALTH SERVICES <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DIVISION <br /> Ernest M. Fujimoto, M.D., I.P.H., Acting Health Officer <br /> 304 E.Weber Ave., 3rd Floor • P. 0. Box 388 • Stockton, CA 95201-0388 oq<<FaRaCP <br /> 209/468-3420 <br /> D <br /> ATTN STwVENT C= � August 8, 1995 <br /> CITY OF STOC_=CN <br /> 425 N EL DORADO ST <br /> STOCQTON CA 95202 <br /> RE: CITY OF STOC1'ON MNICIPAL SERVICE C�ITt-12 SIZ"�- CODE: 7201 <br /> 1465 S LMICOLN ST <br /> STC=ON CA <br /> San 1caqu±n County Public Health Serrices, Environmental Health Division <br /> (PHS/EIS) has recently reviewed the analytical results of the soil and/or <br /> water samples taken from beneath the underground storage tanks) that were/was <br /> removed from this site on rinril 24, 1995. <br /> The presence of contaminants at your facility exceed the allowable limits of <br /> leaching potential as recommended by the L=. Manuall. The former underground <br /> storage tank(s) (UST) cannot be recommended Zor final closure without <br /> investigation to determi-ne the full extent of the soil and/or groundwater <br /> problem. <br /> PHS/MM is provs.diaa you notif_cation that an "Underground Storage Tank <br /> Unauthorized Release (Leak) /Contaminated Site Report" has been filed pursuant <br /> to Section 25295 of the Health and Safety Code (S.SC) . The appropriate <br /> disclosure of a hazardous waste discharge pursuant to Section 25180.7 of the <br /> Health. and Safety Code has been made, and the site has be— placed on the list <br /> of contaminated sites in Sao. Joaquin County which is maintained by PHS/SED. <br /> ?HS/ has been designated by the State of California 'Rater Resources Control <br /> Board (SWR©) as the local agency overseeing the investigation of leaking <br /> JSTs. Pursuant to Section 25299.37 (HSC) , "dischargers" must take corrective <br /> action in response to the unauthorized release. <br /> Please be advised that PHS/EBD will be utilizing the SWRCB "Prioritization <br /> System for Leaking Underground Storage Tank Sites" rank-Lag list i.n order to <br /> prioritize all the contaminated sites. The "Prioritization System" has <br /> established criteria to distinguish between i3.igh Priority Sites, Moderate <br /> Priority Sites, and Low Priority Sites. Site specific conditions which <br /> influence the placement within the ranking system are, for example, depth. to <br /> groundwater, proximity to a drinking water source (municipal. or domestic <br /> well) , the extent of soil contamination, and the site's clean up funding <br /> availability. <br /> Based upon the priority ranking, you wi11 be directed to begin the required <br /> investigation. However, given the conditions for the prioritization, wherever <br /> passible PHS/= will work with you to coincide enforcement directives in <br /> conjunction with secured clean up funding. If you have any questions, contact <br /> the PHS/EHIa Site Mitigation Unit for furthex information at (209) 468-3450. <br /> If your tank removal was recent and you are not planning any remedial <br /> activities within 90 days, the tank excavation should be closed_ It has been <br /> our experience that ones tank excavations allow £or rapid downward migration <br /> of contami=arts. Contact the appropriate building department for specific <br /> requirements that may be necessary prior to filling with pea gravel and/oz <br /> compacting the tank excavation with clean fill soil. <br /> A Division of San Joaquin Coun[y Seahh Care Services <br />