Laserfiche WebLink
• Tlt <br /> ��C�O , . a <br /> ®y 4h L h <br /> rL F. <br /> C <br /> k{ '" International Incorporated It <br /> 200a <br /> TAI-'`', IJ\LTI-A <br /> = f f <br /> Elf <br /> February 2$, p �ltT I =l` <br /> Project 077 41941 310 <br /> k , <br /> Ms Lon Duncan <br /> San Joaquin County Public Health Services <br /> Environmental Health Division ' <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, California 95202 l`�> <br /> Re Work Plan for Site Assessment <br /> 4 f <br /> ARCO Station #595 oil <br /> 6100 North Highway 99 <br /> Stockton, California <br /> ti <br /> Dear Ms Duncan <br /> This letter, prepared by SECOR International Incorporated (SECOR) on behalf of ; <br /> ARCO Products Company (ARCO), presents a work plan for site assessment activities h; <br /> at the site reference above (Figures 1 and 2) Site assessment activities will include the a <br /> installation of four groundwater monitoring wells and the drilling of two soil borings <br /> with the possible installation of soil vapor extraction wells in the soil borings <br /> The purpose of the proposed work is to assess the lateral and vertical extent of <br /> petroleum hydrocarbons discovered in soil in the area of the former product lines and <br /> dispensers during recent facilities upgrade activities at the site This work plan has been <br /> prepared in response to San Joaquin County Environmental Health Division (SJCEHD) " <br /> letter dated January 25, 2000 (Attachment A) This work plan includes a brief <br /> discussion of site background, proposed scope of work, and schedule <br /> SITE BACKGROUND <br /> The site is located at 6100 North Highway 99 in Stockton, California, and is an <br /> operating AM/PM mini-mart and ARCO service station The site is bordered by <br /> orchards to north, east, and south and Highway 99 to the west The site currently <br /> contains three 12,000-gallon gasoline USTs and associated product lines and dispensers <br /> Additionally, a domestic well supplying water to the service station is present at the <br /> southwest portion of the property <br /> During September 1999, product lines and dispensers at the site were upgraded Twenty <br /> one soil samples were collected from beneath the product lines, vapor lines, dispensers, <br /> and previous abandoned in place product lines TPHg was reported in eighteen of the <br /> 9972 Business Park,Drive Suite 100, Sacramento GA 95827 (9I6) 364-1880 (916)364-18891 ax uww%ecorcom <br />