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05/27/1995 02:59 12098325152 4lK1Lat11 tIYV1,q,rvi*�tyi,.� y <br /> r <br /> Wright <br /> Envirar mentarl <br /> .)uly 13, 1995 Services, Inc. <br /> San ,Joaquin County, FH$-ERR) <br /> P.D.Box 2" <br /> 445 N. San Joaquin Street <br /> Stockton, CA 95201 <br /> Attn: Ms. Linda Turkatte <br /> Re: Diesel spill at Greystone Station, Tracy, C& <br /> Bear Linda, <br /> Wright Environmental Services, Inc. (Wright) has been retained by Vern Built <br /> Construction of Dixcm, CA to perform environmental sampling services at Greystone <br /> Station, a housing subdivision located in Tracy CA. <br /> Background <br /> An aboveground diesel storage tank used by the construction crew was vandalized <br /> resulting in a spill of appro)dmately 200 gallons into a secondary containment box <br /> filled with sand with some subsequent leakage into the near surface soils In the <br /> vicinity of the containment box and the tank- 'peri Built's on site staff removed the <br /> tank and containment debris and excavated the visibly contaminated soil and placed <br /> all the material between plastic at a remote location at the site. At that time, Wright <br /> contacted the San ,Joaquin County Public Health Service-Environmental Health <br /> Division (PHS-EHD) of the spill and forwarded the correct notification harms to tileri <br /> wilt to complete and submit with their fee for oversight. <br /> Technical Approach <br /> Wright will Collect soil samples as required by PHS-EIiD in the area of the former <br /> aboveground diesel tank. The samples will be analyzed for Petroleum Hydrocarbons <br /> as Diesel (TPHD) by method 8015 and Benzene, Toluene, Ethylbenzene, and Xylene <br /> (IITEX) by method 8020. 'The samples will be placed in new 2" brass liners and capped <br /> with Teflon/' paper and settled with plastic end caps and placed on ice for transport to <br /> Priority Environmental lab in Milpitas, CA, a state certified laboratory. The <br /> stockpiled soil was sampled in four locations and composited into one sample and <br /> analyzed for TPR!) as required for disposal as Class 11, daily cover material at Waste <br /> Management Inc., Altamont landfill (profile #368702). During soil disposal activities, <br /> visibly impacted soil beneath the stockpile's plastic liner was over excavated and <br /> disposed of. A copy of the analytical results required for disposal are included with <br /> this workplan. <br /> If you have any questions, please call our Tracy office at (209) 833-0758. <br /> Wrigh vtronmental Services, Inc. <br /> Lester Messina <br /> Project Manager <br /> cc: Steve Surano, Greystone Homes, Inc. <br /> Cory Strack, Veri Built Construction <br /> enclosure: Chemical analytical data for disposal <br /> 4220 Ccrminercial Dr. #5 • Tracy,Califcniia 95376 <br /> Telephone(209)'833-0758 • Fax(209)832-5152 <br /> I <br />