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I Advanced I BORING LOG <br /> GeoEnvironmental, Inc, j <br /> BOREHOLE NO B4 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209) 467-1006 FAX (209) 467-1118 TOTAL DEPTHi 50 Feet <br /> Project Waterloo Food and Fuel Drilling Co Envtroprobe <br /> Site Location 3432 East Waterloo Road Rig/Auger Type Geoprobe 5400/2" stems <br /> Stockton ' Logged By Mr Tony Mtkactch <br /> California <br /> Reviewed By Nuel Henderson <br /> Project No AGE-NC-99-0559 <br /> Date(s) Drilled 15 December 1999 <br /> Notes ground water sample collected i Water level during drilling Page 1 of 2 <br /> m Water level in completed well <br /> Sample Blows PID Sod USCS Class and <br /> Depth i ID (per 6") (ppm) Symbo <br /> l Soil Description <br /> 0 <br /> i ill <br /> ML SILT brown,moist.with clay(10%),sandy(5%), iron oxide brown mottling, no <br /> B4-5' -- -- hydrocarbon(SIC)odor <br /> � I f <br /> B4-10' <br /> SM SILTY SAND,brown,moist, silty(10%)line sand, no HC odor <br /> i -10 f � -- - �� � --- l <br /> I N CL CLAY light brown to olive green, moist silty(15%), no HC odor <br /> ML SILT,light brown to olive green,moist,with sand(5%sand), clayey(20%),iron <br /> I B4-15' - -- -_ oxide,gray mottling,no HC odor - -- <br /> I <br /> r <br /> - <br /> I CL CLAY brown to olive green, moist.silty(200/6), with fine sand(5%)Iron oxide gray + <br /> -2 Q 84-20' mottling,no HC odor — <br /> 3 <br /> I I CL CLAY, brown to olive green,moist, silty(10%), Iron oxide,gray mottling,no HC <br /> -25 ' 54-25' ; -_ 1 _- I odor <br /> r � r <br />' -- SP POORLY GRADED SAND brown to gray,moist, fine sand, with silt(10%),slight <br /> -30 -1 84-30' I HC odor <br /> ' I 1 SP POORLY GRADED SAND,brown to gay, moist,tine sand, with,silt(10%), sligltt <br /> 14-35'5' -- -- 1 HC odor <br /> I I <br /> -40- 84-40' - - - SM SILTY SAND,brown to green, moist, silty(20%)fine sand strong HC odor -~ <br /> i -- � -- I � ' <br />