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�- Geological Audit Services, Inc. <br /> Environmental Professionals <br /> vnow 1803 March Lane, Suite A•Stockton, CA 95207-6414•(209) 956-0264• Fax(209) 956-0700 <br /> September 28, 1994 <br /> SP-94-07-0995-02 <br /> Ms. Margaret Lagorio �� ' _► `�. <br /> San Joaquin County PHS/EHD <br /> P. O. Box 388 <br /> Stockton, CA 95201 �G <br /> Subject: Laboratory Analysis of Soil Saillples F <br /> Four Corners Restaurant <br /> 7505 West Linne Road, Tracy, California <br /> Dear Ms. Lagorio: <br /> Enclosed are copies of the laboratory report and chain-of-custody for soil samples collected <br /> from borings drilled at 7505 West Linne Road in Tracy, California (the site). Two soil <br /> borings were drilled at the site on August 12, 1994. The drill rig and drilling crew were <br /> provided by Turner Explorations of Sacramento, California. The drilling was supervised by <br /> representatives of Geological Audit Services, Inc. (GeoAudit). <br /> Six soil samples were analyzed by Pan-Agricultural Environmental Labs, Inc (PAL) for total <br /> petroleum. hydrocarbons (TPH as gasoline) and volatile aromatics (BTE&X); two samples <br /> were analyzed for total lead. All samples were analyzed in accordance with approved EPA <br /> methods. Petroleum hydrocarbons were detected in samples from both borings. Additional <br /> soil borings will be needed to delineate the lateral extent of impacted soil. A Work Plan <br /> Addendum will be submitted to the PHS/EHD to continue the site assessment. Upon <br /> completion of the site assessment, GeoAudit will be submit a report of the drilling to the <br /> PHS/EHD. <br /> If you have any questions or comments, please contact our office. <br /> Sincerely, <br /> GEOLOGICAL AUDIT SERVICES, INC. <br /> ;�e _)V� <br /> Bob Marty <br /> Project Manager <br /> o� Mr.Franklyn Cole <br /> Full Spectrum Environmental Services• Hydrogeology <br />