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1 <br /> GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> ' SITE Former RINO Stsrvice Station BORING ID SB-10 <br /> 1001 E Yosemi"e Avenue <br /> ' Manteca, California Drilling Date September 9, 1999 <br /> SAMPLE PID <br /> ' SAMPLE SAMPLE DEPTH SAMPLE READING <br /> ID TIME (Feet) TYPE ANALYSES (ppm) USCS SOIL DESCRIPTION <br /> ' SB10-15 1440 15 SOIL TPHG/BTEX 0 SP SAND Poorly-graded fine sand, light <br /> 7 OXYS golden brown, dry, no petroleum odor <br /> SB10-20 1450 20 SOIL TPHG/BTEX 0 ML SILT Some clay, light brown,moist, no <br /> ' 7 OXYS petroleum odor <br /> ' TPHG/BTEX SILTY SAND Silty fine-medium sand, <br /> SB10-25 1510 25 SOIL 7 OXYS 0 SM some clay, light brown,wet, no petroleum <br /> odor <br /> Static groundwater at 19 0 feet <br /> GROUNDTPHG/BTEX Collected groundwater-grab sample <br /> SB10-GW 1515 190 - - (moderate petroleum odor) Terminated <br /> WATER 7 OXYS soil boring at 25 feet Sealed borehole <br /> with neat cement, by tremae <br /> NOTES PID=Photoionization Detector Geologist Joseph Ramage R G #5856 <br /> ppm=parts per million Ramage Environmental <br /> USCS = Unified Soil Classification System <br /> ' Sample depths are in feet below ground surface Rig Geoprobe 5400 Direct Push <br /> Driller Rick Bertolino <br /> Fisch Environmental (C-57#683865) <br /> TPHG=Total Petroleum Hydrocarbons-as-Gasoline <br /> BTEX= Benzene, Toluene, Ethylbenzene,Xylenes <br /> 7 OXYs= Seven Oxygenates (MTBE, ETBE, DIPS,TAME, TBA, Methanol, Ethanol) <br /> NA= Not Submitted for Analysis <br />