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Advanced BORING LOO <br /> 1 _ GeoEnvir <br /> Onmen$a.l7 Inc. <br /> �rJf 837 Shaw Road, Stockton, CA 95215 BOREHOLE NO CPT-3 <br /> (209)467-1006 FAX (209)457-1118 TOTAL DEPTH 120 <br /> Project Thrifty Oil #171 Drilling Co Enviroprobe <br /> ' Site Location 1250 North Wilson Way Rig/Auger Type GeoProbc 5400/125"Probe Rods <br /> Stockton, California 95202 hogged By Christopher R Miller <br /> ' Project No AGE-NC-03-1077 Reviewed By Donna Sexton <br /> Date(s) Drilled 21 November 2003 <br /> Notes Ground water encountered at 72 0'below surface grade 'zz Water level during drilling <br /> Ground water sam led Wpage 'I of 2 <br /> P � Water level m completed well <br /> ' Depth Sample Blows PIDSoil USCS Class and <br /> ID (per 6") (ppm) Symbol Soil Description <br /> 0 <br /> -10 _ <br /> CPT-3-10 - CL Dark gray,dry to moist,CLAY, No hydrocarbon(HC)odor,high consistency,high <br /> toughness,moderate to high plasticity <br /> -15 <br /> 1 <br /> CPT-3-110 --- --- <br /> SM Orange brown,day 00%very fine grained,poorly graaed,SILTY SAATD,No HC <br />' odor,low Ljughncss, low plasticity <br /> -30 <br /> l CPT-3-30 -- - 'WL-CL Orange brown,dry,CLAYEY SILT,No HC oaor, low consistency,low <br /> i toughness,low plasticity <br />' -35 <br />' --40 CpT-340 --_ _. <br /> ML-CL Orange brown,dry,CLAYEY SILT,No HC odor, low consistency,low <br /> toughness,low plasticity <br />' -45 <br /> 3 <br /> i <br /> -50 <br />' CPT-3-50 — ML-CL Brown,moist, CLAYEY SILT,No HC odor,low consistency,low toughness, <br /> moderate plasticity <br /> -5S <br /> - <br /> 60 CPT-3-60 <br /> ML-CL Brown,dry,CLAYEY SILT,No definite HC odor, low to moderate consistency, <br /> low toughness,low plasticity <br /> -65 <br /> f <br />