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GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> ' SITE Former RINO Service Station BORING ID SB-9 <br /> 1001 E Yosemite 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 /> SB9-15 1315 15 SOIL TPHG/BTEX7 OXYS 0 ML SILT Tan,dry, no petroleum odor <br /> SB9-20 1325 20 SOIL TPHG/BTEX D SM SLITY SAND Silty fine sand,tan,wet, <br /> 7 OXYS no petroleum odor <br /> SB9-25 1340 25 SOIL TPHG/BTEX 0 ML CLAYEY SILT Light brown,wet, no <br /> 7 OXYS petroleum odor <br /> Static groundwater at 17 9 feet <br /> GROUND TPHG/BTEX Collected groundwater-grab sample(no <br /> SB9-GW 1400 179 WATER 7 OXYS - - petroleum odor) Terminated sod bonng <br /> ' at 25 feet Sealed borehole with neat <br /> cement, by tremae <br /> ' NOTES PID u Photoionizatcon Detector Geologist Joseph Ramage R G #5856 <br /> ppm = parts per million Ramage Environmental <br /> USCS =Unified Sod Classification System <br /> ' Sample depths are in feet below ground surface Rig Geoprobe 5400 Direct Push <br /> Driller Rick Bertohno <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, ETRE, RIPE, TAME, TBA, Methanol, Ethanol) <br /> NA=Not Submitted for Analysis <br />