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i <br /> Interim Soil Remediation Work Plan <br /> LAGORIO-ACE TOMATO <br /> 5458 Section Road, Stockton, California <br /> 1.4. INTRODUCTION <br /> At the request of Mr. Dean Janssen of Ace Tomato Company, Inc. (Ace), Adhanced <br /> GeoEnvironmental, Inc. (AGE) has prepared this Interim Soil Remediation Work Plan for the <br /> property Iocated at 5458 Section Road, Stockton, California. The location of the site is illustrated <br /> on Figure I - Location Map. A plan of the site is illustrated on Figure 2 - Site Plan. <br /> This Work Plan is prepared in accordance with San Joaquin County Public Health Services - <br /> Environmental Health Division (PHS-EHD) and Central Valley Regional Water Quality Control <br /> Board (CVRWQCB) guidelines for the investigation of UST sites. <br /> 2.0. BACKGROUND <br /> Lagorio-Ace Tomato is an agricultural company involved in the growing, shipping and packaging <br /> of tomatoes. Three USTs were removed from the site on 30 December 1998 by Stockton Station <br /> Equipment Company, Inc. (SSSS). <br /> 2.1. SITE DESCRIPTION <br /> The site is located in a rural-agricultural area of eastern San Joaquin County, immediately east of <br /> Stockton. The property is bounded on the north by Section Road and on the x est by Walker Lane. <br /> Several structures and one residence are located on the property. Access to site is via an unpaved <br /> road off Section Road, <br /> 2.2. UNDERGROUND STORAGE TANK REMOVAL AND SOIL SAMPLING <br /> One 8,000-gallon gasoline UST, one 8,000-gallon diesel UST, and one 1,000 gallon fuel UST <br /> (unknown contents) were removed from the site on 30 December 1998. The USTs were removed <br /> by SSSS of Stockton, California, under the supervision of the San Joaquin County Public Health <br /> Services-Environmental Health Division (PHS-EHD). The excavation was not backfilled after <br /> removal; excavated soil was stockpiled on-site pending additional characterization. <br /> A total of ten soil samples were collected from the UST excavation by representatives of AGE. <br /> Total petroleum hydrocarbons quantified as gasoline (TPH-g) and diesel (TPH-d) were detected in <br /> samples collected at concentrations up to 21,000 milligrams per kilogram (mg/kg; T2-E). Methyl <br /> tertiary butyl ether (MTBE) was detected in samples at concentrations up to 27 mg/kg. Toluene, <br /> Advanced GeoEnvironmental,Inc. <br />