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I Zits Z a i rive r ruin F <br /> Post-lt•Fax Note 7671 oa1° pa°preal. SECOR <br /> To fro"" a <br /> JDeM <br /> Co /rrlc�J�rulr<�rrG�l lnc,Ur�(x,rcflc t! <br /> Phone 0 Phone r <br /> 7 — <br /> Fax ENVIRONMENTAL HEALTH DIVISION <br /> F81' 304 E Weber Ave Third Floor <br /> P Q Bax 388,Stoc n <br /> ProCA 95201-0388 <br /> Project 76007-018-0 Z ApProved <br /> J Denied <br /> t„1):onditrons � <br /> Mr Brett Hunter <br /> Chevron Products Company <br /> P.O- Box 6004 th i mi mum a�F 7- <br /> San Ramon, California 94583-0944 t�w571Sc GDr�ruL� �� <br /> Re: Work Plan for Site Assessment <br /> Former Chevron Station 9-6258 - 3A�Y� '�"6i. twcuA <br /> m7�=,�`itnG,� �e <br /> 2409 East Main Street at F Street <br /> Stockton, California 3 P&Wtc4wi5 s�2 ti w�j <br /> rte r�r <br /> Dear Mr >ilunter -I�6Y*v, - - o C)1(50 <br /> This letter, prepared by SECOR International Incorporate of <br /> Y <br /> Chevron Products Company(Chevron), presents a work plan for further site assessment , <br /> at the subject site(Figures 1 and 2) The purpose of the proposed work is to further <br /> define the extent of gasoline hydrocarbons in soil and to confirm the presence and <br /> evaluate the extent of gasoline hydrocarbons in groundwater The proposed work will <br /> include the drilling of three soil borings and installation of monitoring wells in the areas of <br /> the former gasoline underground storage tanks (USTs) and product islands <br /> This work plan includes a brief discussion of site background, proposed scope of work, <br /> and schedule <br /> SITE BACKGROUND <br /> The site is located at the northeast corner of East Main Street and F Street in Stockton, <br /> CA Curre-ndy, the site is vacant, and was previously utilized as a Chevron service <br /> station Former facilities on the site included three gasoline USTs, one waste oil UST, <br /> underground product piping and associated dispensers The USTs were reportedly <br /> installed at the site in 1955 and the gasoline USTs were reportedly removed in 1976 The <br /> waste oil tank was removed in 1996 The former USTs consisted of three steel-walled <br /> gasoline fuel tanks(one 5,000-gallon supreme, one 2,000-gallon mid-grade, and one <br /> 5,000-gallon regular)and one steel-walled 550-gallon waste oil tank (Figure 2) No <br /> information regarding the installation or removal of the gasoline USTs and associated <br /> facilities were available <br /> PREVIOUS INVESTIGATION <br /> In Fearudry 1995, E c Mark Group performed a Phase I Envirwimental Site Assessment <br /> (ESA) at the site and concluded that further investigation be performed In April 1995. <br />