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' Preliminary Investigation and Evaluation Report <br /> - - Local Food Store <br /> ' 2650 Monte Diablo Avenue, Stockton, California _ <br /> 1.0. INTRODUCTION <br /> ' At the i equest of Mi Liagat Khan of the Local Food Stole, Advanced GeoEnvironmental, Inc <br /> (AGE) has prepai ed the enclosed Preliminary Investigation and Evaluation Report (PIER) for the <br /> - Local Food Store, located at 2650 Monte Diablo Avenue, Stockton, California(the site) <br /> The scope of woi k of this pi eliminaiy investigation Included 1)establishing 10 soil probe bot Ings on - - <br /> 13 April 2000 with the collection and analysts of soil and grab ground water samples, 2) Installation <br /> of three ground water monitoring wells on 23 May 2000, 3) ground water sampling of three <br /> ' T _ monitoring wells on 07 June 2000 and 4) preparation of this report of findings The location of the <br /> site with i espect to-Its-surroundings Is Illustrated in Figure -1 On-site structures, boring and <br /> ' -monitoring well locations ai e Illustrated in Figure 2 <br /> This report Is prepared in accoi dance with San Joaquin County Public Health Services - <br /> ' Envii onmental Health Division (PHS-EHD) and Central Valley Regional Watei Quality Control <br /> Boat d guidelines fol subsurface investigations of underground storage tank (UST) sites <br /> 2.0. BACKGROUND <br /> ' - The site is located in a commercialli esidential area of very low topographic relief, sloping gently <br /> towai d the west (Figure 1) at or neat sea level - <br /> 2 1 SITE DESCRIPTION <br /> _ The majority of the site consists of a paved,area One building, containing an office and a mini mart <br /> ai e located on the property(Figure 2) The surrounding sites are used for residential use and right-of- <br /> =� way -i oad ways are located north and west of the site No public supply wells aI e located on the <br /> property <br /> 2 2 UNDERGROUND STORAGE TANK ACTIVITY AND REMOVAL <br /> ' - On 24 Mai ch 1999-thi ee USTs and their associated dispensers and piping were removed from the <br /> site The approximate locations of the former USTs, product piping and dispensei s are shown on <br /> - Figure 2 The tanks were active on the site for over twenty years from the early 1970s to-the late <br /> -t 1990s _y <br /> ' Advanced GeoEm ironmental,Inc <br />