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CAG BRA <br /> June 22, 2005 <br /> Mr Michael Infurna <br /> San Joaquin County Environmental Health Department <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, California 95202 <br /> Re Site Investigation Work Plan Addendum Ju, 1 !; 7 ?00 <br /> Former Shell Service Station , <br /> �t��/In Or��t�lrl�7 <br /> 1267 Country Club Boulevard PERf4ITfSE� HEALTH <br /> Stockton, California VICES <br /> Incident No 97093419 <br /> SJCEHD Site Code 505602 <br /> Cambria Project No 247-0943-006 <br /> Dear Mr Infurna <br /> Cambria Environmental Technology, Inc (Cambria) prepared this work plan addendum on behalf <br /> of Equilon Enterprises LLC dba Shell Oil Products US (Shell) in response to San Joaquin County <br /> Environmental Health Department's (SJCEHD's) Apnl 27, 2005 letter This letter requested that <br /> Cambria further detail the sampling target interval(s), the sample collection method, the sample <br /> . containers, and preservation methods for the soil boring proposed in Cambria's April 6, 2005 <br /> Response Letter/Site Investigation Work Plan Addendum The scope of work presented in this <br /> work plan complies with SJCEHD and Regional Water Quality Control Board guidelines <br /> SITE LOCATION AND DESCRIPTION <br /> The subject site is located on the northeast corner of the Country Club Boulevard and Pershing <br /> Avenue intersection in a mixed commercial and residential area of Stockton, California <br /> (Figure 1) A credit union presently occupies the site The site was developed in 1949 as a Shell- <br /> branded service station, which ceased operation in 1974 A total of four fuel underground storage <br /> tanks (USTs) and one waste oil UST was operated as part of this service station Figure 2 shows <br /> the approximate locations of these tanks \ <br /> Cambria PREVIOUS WORK <br /> Environmental <br /> Technology, Inc <br /> 1995 Soil Borings During April 1995, Geosystem Consultants, Inc (Geosystem) of Irvine, <br /> 00 Hollis Street California drilled eight soil borings (B-1 through B-S) Soil samples were collected from all the <br /> Suite A <br /> Emeryville CA 94608 borings and groundwater samples were collected from three of the borings (B-2, B-3, and B-6) <br /> Tel(510)420-0700 <br /> Fax(510)420-9170 <br />