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o � <br /> ria Inc . <br /> An Environmental Services Company <br /> October 15 1991 <br />' San Joaquin Count Department f <br /> q y o <br /> Public Health Services <br /> Environmental Health Division <br /> P.O. Box 2009 <br /> Stockton, CA 95201 <br />' RE: Proposal for the Characterization and Remediation <br /> of Fuel Hydrocarbon Contamination Occurring at 305 <br />' South Hutchins Street, Lodi , CA <br /> Dear Sir/Madam: <br /> Uriah, Inc. has been authorized by Mr. Zachary Deutsch of the <br /> City Thrift and Loan Association of Los Angeles, CA, owner of <br /> the above referenced property, to submit this workplan for the <br /> characterization and remediation of fuel hydrocarbon contamin- <br /> ation of soil (and probably groundwater ) known to exist on site <br /> as a result of earlier assessment activities (Uriah, 1991 ) . <br /> 1 The tasks described herein are intended to meet standards for <br /> the referenced work set forth by the County of San Joaquin <br /> Department of Public Health Services Environmental Health <br /> Division ( PHS/EHD) and meet guidelines promulgated by the Central <br /> 1 Valley Regional Water Quality Control Board (RWQCB) . <br />' SITE CHARACTERIZATION <br /> Uriah proposes to complete the definition of the vertical and <br /> lateral extent of gasoline and diesel fuel contamination in <br /> the area of soil boring S-3 (Figure 2 ) where contaminants were <br /> detected as described within the following table: <br />' TABLE I- Hydrocarbons Detected at Soil Boring S-3 <br />' Analyte Matrix/Depth b s Concentration <br /> TPH-D So3.1/15. 0 ' 75 ppm <br /> TPH-D Soil/20 . 0 ' 54 ppm <br /> I <br /> 1 . <br /> 464 Lindbergh Avenue • Livermore, California 94550 • (415) 455-4991 <br />