Laserfiche WebLink
AZ PJA <br /> Working To Restore Nature <br />� May 4, 1993 <br /> Unocal Station No 6981, Stockton, California <br /> 2.0 BACKGROUND <br /> The site is an operating gasoline retail service station and is located at 4707 Pacific Avenue <br /> in Stockton, California, as shown on the Site Vicinity Map (Plate 1) The site is bounded <br /> to the south by March Lane, to the west and north are parking lots for a Target store, and <br /> to the east is Pacific Avenue On the south side of March Lane is a small strip mall and <br /> to the east of Pacific Avenue is a parking lot for Weberstown shopping mail Unocal <br /> assumed the lease on the property and purchased the already-existing gasoline station <br /> facilities from Tesoro Gasoline Marketing Company in April 1984 (PHR, 1992) The <br /> purchase consisted of the buildings, canopy, eight pumps, and three 12,000-gallon <br /> underground gasoline-storage tanks <br /> Upon acquiring the station, Unocal had the tanks tested for tightness Two of the three <br /> tanks tested tight, however, a leak was found in the vapor return line connection to the third <br /> tank. Following repairs, the tank tested tight (PHR, 1992) <br /> In May 1988, soil containing gasoline was discovered surrounding the product lines around <br /> the pump islands The lines were removed, and approximately 1,600 cubic yards of soil were <br /> excavated and aerated onsite After aeration, the soil was disposed of at a Class III landfill <br /> The product delivery system, tanks, and piping were removed and two new 12,000-gallon <br /> gasoline-storage tanks were placed in the original tank cavity (PHR, 1992) The <br /> approximate configuration of the station is depicted on the Generalized Site Plan (Plate 2) <br /> 38032-13 2 <br />