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Soil Sampling Report-Underground Storage Tanks <br /> a Name of Business UOP Physical Plant <br /> Site Address 1081 W Mendocino Ave Stockton, Califorrua <br /> Type of Work Performed Soil samples taken for laboratory testing dunng removal of <br /> underground storage tanks <br /> Date Sampled 4/7100 <br /> Number of Tanks Removed I <br /> Tank-Capacity, Contents Type, Condition <br /> #1 - 4,400 gal Unleaded Gasoline Steel with epoLcy Coatlna Good Condition No holes were <br /> apparent on the tank <br /> Soil Samples <br /> ' Sample ID Depth ft Location Descn tion/Soil Descn tion <br /> DTU-TIN-13 13 Northern end of tank 13 feet below around surface <br /> Brown silt mast no odor or discoloration were apparent <br /> DTU-T1 S-13 13 Southern end of tank 13 feet below ound surface <br /> Brown sift moist no odor or discoloration was apparent <br /> DTU-SP-A1 Composite soil sample collected on west rn end of pile A- <br /> Primarily pea s <br /> uavel, no odors or discoloration were a arent <br /> DEL-SP-AZ Composite soil sample- collected on eastern end of pile A <br /> Primarily ea gravel, no odors or discoloration were apparent <br /> DTU-SPB Discrete soil sample collected on western mid point of pile B <br /> Pnmanly pea gLavel., no odors or discoloration were apparent <br /> ti DTU-SPC Discrete soil sam le collected on southern crud point of pile C <br /> Pnman!y pea gravel, no odors or discoloration were apparent <br /> NOTES No oundwater was encountered in the tank excavation Excavated sal from the <br /> j tank it was used as backfill Analysis consisted of TPHiz. BTEX and asoime <br /> oxygenates <br />