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GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> SITE Former RINO Service Station BORING ID SB-'I <br /> 1001 E Yosemite Avenue <br /> ' Manteca, California Drilling Date September 2, 1999 <br /> SAMPLE PID <br /> ' SAMPLE SAMPLE DEPTH SAMPLE READING <br /> ID TIME (Feet) TYPE ANALYSES (ppm) USCS SOIL DESCRIPTION <br /> ' S131-5 850 5 SOIL NA 0 SP SAND Poorly-graded fine sand,light <br /> brown,dry, no petroleum odor <br /> SB1-10 900 10 SOIL NA 0 SP SAND Poorly-graded fine sand,light <br /> brown,dry, no petroleum odor <br /> ' S131-15 910 15 SOIL TPS G/BTXOXYS 0 ML CLAYEY <br /> o YEY SILT Brown, dry, no petroleum <br /> SBI-20 920 20 SOIL TPHGIBTEX 1 2 ML SANDY SILT Fine sandy silt, brown, <br /> ' 7 OXYS moist-wet, no petroleum odor <br /> SB1-25 935 25 SOIL TPHGIBTEX 0 CL SILTY CLAY Light brown, moist, no <br /> 7 OXYS petroleum odor <br /> Static groundwater at 18 9 feet <br /> 1 GROUND TPHGIBTEX - Collected groundwater-grab sample(no <br /> SB1-GW 945 189 WATER 7 OXYS petroleum odor) Terminated sod boring <br /> at 25 feet Sealed borehole with neat <br /> cement, by tremie <br /> NOTES PID= Photoion¢ation Detector Geologist Joseph Ramage R G #5858 <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 David Fisch (C-57#683865) <br /> Fisch Environmental <br /> TPHG =Total Petroleum Hydrocarbons-as-Gasoline <br /> BTEX= Benzene,Toluene Ethylbenzene,Xylenes <br /> ' 7 OXYs=Seven Oxygenates (MTBE, ETRE,RIPE,TAME, TBA, Methanol, Ethanol) <br /> NA=Not Submitted for Analysis <br /> I <br />