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GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> ' SITE Former RINO Service Station BORING ID S13-5 <br /> 1001 E Yosemite Avenue <br /> Manteca, California Drilling Date September 8, 1999 <br /> SAMPLE PID <br /> ' SAMPLE SAMPLE DEPTH SAMPLE READING <br /> ID TIME (Feet) TYPE ANALYSES (ppm) USCS SOIL DESCRIPTION <br /> ' SB5-5 840 5 SOIL NA 0 SP SAND Poorly-graded fine-medium sand, <br /> brown, dry, no petroleum odor <br /> ' S135-10 900 10 SOIL NA 0 SP SAND Poorly-graded fine-medium sand, <br /> brown, dry, no petroleum odor <br /> ' S135-15 910 15 SOIL T G/BT X 0 ML odor Light brown, moist, no petroleum <br /> 7 <br /> S135-20 925 20 SOIL TPHGIBTEX 48 SM SILTY SAND Silty fine sand, light brown, <br /> 7 OXYS wet, no petroleum odor <br /> SB5-25 945 25 SOIL TPHGIBTEX 84 ML CLAYEY SILT Light brown,wet,no <br /> 7 OXYS petroleum odor <br /> Static groundwater at 18 8 feet <br /> ' GROUND TPHG/BTEX - - Collected groundwater-grab sample <br /> SB5-GW 1000 188 WATER 7 OXYS (slight petroleum odor) Terminated sod <br /> bonng at 25 feet Sealed borehole vAth <br /> neat cement, by tremae <br /> NOTES PID = Photoionzation 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 Bertolino <br /> ' Fisch Environmental(C-57#583865) <br /> TPHG=Total Petroleum Hydrocarbons-as-Gasoline <br /> BTEX=Benzene,Toluene, Ethylbenzene,Xylenes <br /> 7 OXYs=Seven Oxygenates(MTBE, ETBE, RIPE,TAME, TBA, Methanol, Ethanol) <br /> NA= Not Submitted for Analysis <br /> 1 <br />