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SOIL ASSESSMENT FOR PROPERTY ACQUISITION Intersection of Interstate 205 and Grant Line Road Tracy, California Delta Project No. 40-89-052 Page 2 • Selected soil samples were submitted to a State-certified laboratory for chemical analysis. • Selected soil samples were analyzed for total petroleum hydrocarbons(TPH)and benzene, toluene, ethylbenzene, and xylenes (BTEX) by U.S. Environmental Protection Agency (EPA) Method 8260. Five surface soil samples were composited at the laboratory for analysis of pesticides and herbicides by EPA Method 625/8270. • This report was prepared summarizing Delta's findings. 2.0 BACKGROUND INFORMATION 2.1 Site Settine The site is an undeveloped 2.0-acre lot located at the intersection of I-205 and Grant Line Road in Tracy, San Joaquin County, California (Section 18, T.2S., R.5E., MDB&M) as shown in Figure 1. Records from the San Joaquin County Assessor's Office show that this is Parcel No. 211-510-19 and that the land is currently owned by Tracy Orchards, Inc. The site lies in a semirural area and is bounded to the northwest by I-205, to the east by farmland, and to the south by commercial businesses across Grant Line Road, including two restaurants and a gasoline station. 2.2 Utilities Underground utilities near the site include two sanitary sewer lines and a water line, which are located east of I-205 along Grant Line Road. According to the City of Tracy, Public Works Department, the smaller (4-inch-diameter) sewer line is thought to be abandoned. Pacific Bell telephone cables are present along Grant Line Road near the southern edge of the property. Overhead lines are also present and run west to east along Grant Line Road. 2.3 Spill/Leak History No spills or leaks have been reported at the site. Truckers who use the southern portion of the property as parking have been observed draining their oil on the surface of the site.