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fill Brown and Caldwell , \ <br /> �= 3480 Buskirk Avenue — <br /> Pleasant Hill, CA 94523-4342 _ <br /> P 0 Box 8045 <br /> Walnut Creek,CA 94596-1220 <br /> ' (510)937-9010 <br /> FAX (510)937-9026 <br /> October 17. 1994 -- _ - <br /> 1 r <br /> Ms Linda Turkatte <br /> Senior Registered Environmental Health Specialist <br /> San Joaquin County Public Health Services Department <br /> Site Mitigation Unit <br /> P O Box 388 <br /> Stockton, California 95201-0388 11-1567-0711 <br />' Subject Work Plan for E-Z Serve Management Company Site #100966 <br /> 2537 Waterloo Road. Stockton, California <br /> ' Dear Ms Turkatte <br /> Brown and Caldwell has been retained by the E-Z Serve Management Company (E-Z Serve) <br /> to address the environmental concerns which exist at E-Z Serve's former gasoline station <br /> #100966, located in Stockton at 2537 Waterloo Road (Site) This document is a plan for <br /> continuation of the site investigation at the Site The work proposed below will be performed <br /> in accordance with the Tn-Regional Board Staff Recommendations for the Preliminary <br /> Evaluation and Investigation of Underground Storage Tank Sites, dated August 10, 1990, the <br /> State Water Resources Control Board Petroleum Underground Storage Tank Cleanup Fund <br /> Corrective Action Guide, dated June 1992, and your September 13, 1994 letter to E-Z Serve <br /> requesting additional work at the site <br /> This document proposes additional work to investigate the potential for remediation of the <br /> petroleum hydrocarbon affected soil and groundwater through soil vapor extraction (SVE) and <br /> air sparging (AS) Following the completion of the proposed pilot test Brown and Caldwell <br /> will review options available for remediation and make recommendations to the County <br />' Background <br /> The following background information has been obtained from E-Z Serve and Hydro- <br /> Environmental Technologies, Inc (HETI) <br /> Four underground storage tanks (USTs) were removed from the site in March 1990 Analytical <br /> results of soil samples collected from beneath the former USTs and the former dispenser islands <br /> identified petroleum hydrocarbon constituents in the samples Based on these results, the <br /> e 1erserve\100966\workp1an <br /> hplaseriIID <br />