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LOG OF EXPLORATORY BORING <br /> PROJECT NUMBER 0805-147,01 BORING NO. B-8/VW-3 <br /> PROJECT NAME ARCO Products Company Service Station No. 2186 PAGE 3 OF 4 <br /> BY D. Foley DATE 9/7195 SURFACE ELEV. -- 15.0 ft. <br /> RECOVERY PID PENETRA- N LITHO- WELL <br /> TION „Wj GRAPHIC DESCRIPTrON DETAIL <br /> lv d. COLUMN <br /> (ft/ft) (ppm) (btws/ffl to <br /> 1.1/1.5 0.4 SILT(ML), continued <br /> 28 <br /> 1.0/1.5 0.0 45 @45': brown(10YR, 5/3); iron-oxide staining <br /> v 40%6 of sample; trace manganese-oxide <br /> o er <br /> camp <br /> 28 staining; damp; no hydrocarbon odor <br /> SANDY SELT(ML), dark yellowish brown (10YR, <br /> 4/4); 60% low plasticity fines; 40% Eine-grained <br /> sand; very stiff; moist; no hydrocarbon odor <br /> 1.3/1-5 0.0 50 <br /> is <br /> SILTY SAND(Slu), olive brown (2.5Y, 4/4); 30% <br /> Fines, 70% fine-grained sand; iron-oxide staining <br /> over 20% of sample; trace caliche;medium dense; <br /> 1.3/1.5 0.0 55 moist; no hydrocarbon odor <br /> 23 <br /> CLAYEY SILT(Mi.), brown (10YR, 5/3); 100% low <br /> plasticity fines; iron-oxide staining over 40% of <br /> sample; trace manganese-oxide staining; gray <br /> staining over 5% of sample; hard; damp; no <br /> 60 hydrocarbon odor <br /> REMARKS <br /> Boring drilled using 10-inch diameter continuous-flight,hollow-stem auger drilling equipment and sampled with a <br /> modified California split-spoon sampler. Baring converted to a 2-inch diameter dual completion vapor extraction well. <br /> See Well Details sheet for well completion information. <br /> E ON ! <br /> 1 <br />