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GEOPROBE <br /> SAMPLE COLLECTION AND DESCRIPTION LOG <br /> SITE Agricultural Commissioner's Office BORING ID G-9 <br /> ' 392 South Moffat Blvd <br /> Manteca, California Drilling Date December 5, 2002 <br /> SAMPLE PID <br /> SAMPLE SAMPLE DEPTH SAMPLE READING <br /> ID TIME (Feet) TYPE ANALYSES (ppm) USCS SOIL DESCRIPTION <br /> G9-5 1325 5 SOIL NA 00 SM SILTY SAND Silty fine sand, medium brown, <br /> dry, no odor <br /> G9-10 1330 10 SOIL NA 00 SP SAND Poorly-graded fine sand, light tan, dry, no <br /> odor <br /> G9-15 1335 15 SOIL NA 00 SP SAND Poorly-graded fine sand light tan dry, no <br /> odor <br /> TPHD <br /> G9-20 1340 20 SOIL TPHG/BTEX 00 ML CLAYEY SILT Medium beige, moist, no odor <br /> 5 OXYS, 12-DCA <br /> TPHD SAND Poorly-graded fine sand, light beige,wet, <br /> G9-25 1350 25 SOIL TPHG/BTEX 00 SP no odor <br /> 5 OXYS, 12-DCA <br /> TPHD Static groundwater at 22 2 feet Collected <br /> G9-GW 1400 22 2 GROUND TPHG/BTEX _ groundwater-grab sample with temp well <br /> WATER 5 OXYS, T DCA Terminated soil boring at 25 feet <br /> Sealed borehole with neat cement, by tremae <br /> ' NOTES PID= Photo Ionization 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 6600 Direct Push <br /> Driller Rick Bertolino <br /> TPHD=Total Petroleum Hydrocarbons-as-Diesel Fisch Environmental (C-57#683865) <br /> TPHG=Total Petroleum Hydrocarbons-as-Gasoline <br /> BTEX= Benzene Toluene, Ethylbenzene,Xylenes <br /> 5 OXYs= Five Oxygenates(MTBE, ETRE, DIPE, TAME TBA) <br /> 12-DCA= 1,2-Dichloroethane <br /> NA= Not Submitted for Analysis <br /> 1 <br />