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Jim Thorpe Oil , Inc. <br /> 351 N Beckman Road 0 P 0 Box 357 • Lodi, CA 95241 <br /> (209) 368-6175 • (209) 462-4581 <br /> Contractor's License 1495699 <br /> August 19, 1991 <br /> San Joaquin Health Services <br /> Environmental Health Division <br /> 445 N. San Joaquin <br /> P. 0. Box 2009 <br /> Stockton, CA 95201 <br /> RE: RE-EXCAVATION/RESAMPLE WORK PLAN <br /> 1 . A. Owner of Property M. L. Grenz <br /> B. Address of Site 6540 E. Jahant Road, Acampo, CA 95220 <br /> C. Owner of Tank M. L. Grenz <br /> D. Contact Person Wm. J Hunter and Assoc , Registered Geologists <br /> 2. A. Scale Drawings Attached <br /> 3. A. history of Site Farming Operation since early 1900s <br /> B. Tank Use Fueling equipment and personal vehicles <br /> • C. Product Regular gasoline <br /> 4. A. Groundwater Depth Approximately 70 to 90 feet according to well <br /> depth in area <br /> B. Soil Removed 0 soil removed <br /> C. Excavation History: On July 17, 1991 a gasoline tank approximately <br /> 300 gallons in size was removed at 6540 E. Jahant Road , Acampo, CA. <br /> The tank was removed by Jim Thorpe Oil , Inc./dba Rich-Mart Construction <br /> under supervision of SJHS/EHD Soil samples were taken by a technician <br /> from Roy F. Weston Analytical Laboratories Results of laboratory <br /> analyses (attached) show detectable levels of lead 25.0 mg/kg, Ethylene <br /> Dibromide 140. ug/kg, Toluene 280. mg/kg, Benzene 37 mg/kg, Ethyl-- <br /> benzene 98. mg/kg, Xylene 520. mg/kg and Total Volitile Hydrocarbons <br /> 720. mg/kg. A subsequent Waste Extraction test for lead was performed <br /> by Roy F. Weston Analytical Laboratories Analytical results (attached) <br /> showed 77 mg/L. The excavation was filled in with materials on site <br /> and remains in that condition at the time of this writing <br /> 5. Samples will be collected by Wm. Hunter and Assoc. , Registered Geologists <br /> and will be transported by them to the laboratory for analysis A signed <br /> "Release of Information Authorization" is attached <br /> 6. Laboratory that will analyze samples rRo <br /> • <br />