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GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> SITE Former RINO ;service Station BORING ID S13-2 <br /> 1001 E Yosemite Avenue <br /> Manteca, Califunia 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 /> SB2-5 1000 5 SOIL NA 0 SP SAND Poorly-graded fine-medium sand, <br /> brown,dry, no petroleum odor <br /> SB2-10 1005 10 SOIL NA 0 SP SAND Poorly-graded fine-medium sand, <br /> light brown, dry, no petroleum odor <br /> i <br /> S132-15 1015 15 SOIL TPHG/BTEX 0 ML CLAYEY SILT Light brown,dry, no <br /> 7 OXYS petroleum odor <br /> TPFIG/BTEX CLAYEY SILT Light brown, moist,no <br /> ' SB2-20 1030 20 SOIL 7 OXYS 0 ML petroleum odor (Two-inch thick interbed <br /> of fining-upward sand) <br /> SB2-25 1040 25 SOIL TPHGIBTEX 0 ML SILT Some clay, light tan, dry, no <br /> 7 OXYS petroleum odor <br /> Static groundwater at 18 2 feet <br /> GROUND TPHG/BTEX - - Collected groundwater-grab sample(no <br /> SB2-GW 1050 182 WATER 7 OXYS petroleum odor) Terminated sod boring <br /> at 25 feet Sealed borehole with neat <br /> cement, by tremre <br /> NOTES PID= Photoiomzation 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 David Fisch(C-57#683865) <br /> Fisch Environmental <br /> TPHG =Total Petroleum Hydrocarbons-as-Gasoline <br /> BTEX= Benzene,Toluene, Ethyibenzene,Xylenes <br /> 7 OXYs=Seven Oxygenates (MTBE, ETBE, RIPE,TAME, TBA, Methanol, Ethanol) <br /> NA=Not Submitted for Analysis <br /> t <br />