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QUARTERLY REPORT <br /> January 1996 <br /> W.T. Jordan Property <br /> 298 West Grant Line Road <br /> ' Tracy, California <br /> ' 1.0. INTRODUCTION AND SCOPE OF WORK <br /> In accordance with a request from Mr Bill Jordan, Advanced GeoEnvironmental, Inc (AGE) has <br /> ' prepared this Quarterly Report summarizing activities performed at 298 West Grant Line Road in <br /> Tracy, California for the first quarter of 1996 The scope of work included the installation of six <br /> probe borings with the collection of soil and ground water samples, and ground water monitoring well <br /> sampling, which was performed on 19 January 1996 The location of the site on illustrated in Figure <br /> 1 -Location Map A plan of the site is illustrated in Figure 2 - Site Plan <br /> ' Monitoring and sampling procedures were performed in accordance with guidelines for investigation <br /> of underground storage tank (UST) sites established by the San Joaquin County Public Health <br /> Services-Environmental Health Division (PHS-EHD) and the Central Valley Regional Water Quality <br /> ' Control Board (CVRWQCB) <br /> 2.0. BACKGROUND <br /> ' 21 SITE DESCRIPTION <br /> The site is located in a commercial/industrial area of central Tracy (Figure 1) at southeast corner of <br /> ' the intersection of Grant Line Road and Parker Avenue A single building, a canopy and a metal <br /> storage shed are cui rently situated on the property (Figure 2) <br /> ' 2 2 UNDERGROUND STORAGE TANK REMOVAL <br /> It is our understanding that the property was operated as a gasoline service station from 1960 to <br /> 1980 Four underground storage tanks(USTs)were removed from the site in April 1988 one 1,000- <br /> gallon gasoline UST, one 6,000-gallon gasoline UST, one 8,000-gallon gasoline UST, and one 1,000- <br /> gallon waste oil UST The USTs were removed from two separate excavations The first excavation <br /> is located on the west side of the canopy, the second (and larger) excavation is located north of the <br /> building <br /> Upon removal of the USTs, soil and ground water samples were collected from the excavations <br /> Laboratory results of the soil and ground water samples indicated the presence of hydrocarbon- <br /> impacted soil and groundwater at the site <br />