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� r <br /> "'I'll MAP ,,, - PACIFIC ENVIRONMENTAL CROUP, INC. WELL NO Mw-4 <br /> _ 7 PAGE 1 OF 2 <br /> PROJECT NO 320-153 1A CLIENT CHEVRON <br /> oEMW <br /> LOGGED BY: D.A. DATE DRILLED 7-25-95 <br /> oDRILLER MITCHELL LOCATION 236 N_ Ham Lane, Lodi <br /> DRILLING METHOD HSA HOLE DIAMETER 8' <br /> SAMPLING METHOD- Continuous Core HOLE DEPTH; 60 5' <br /> -4 CASING TYPE SCH 40 PVC WELL DIAMETER 2" <br /> SLOT SIZE- 0 020" WELL DEPTH. 60' <br /> North Ham Lane GRAVEL PACK* 03 SAND CASING STICKUP NA <br /> Z <br /> W o U LU <br /> WELL Z a <br /> COMPLETION � � t6 � a- LITHOLOGYI REMARKS <br /> � p p win Will � C) <br /> g U` 0 <br /> ASPHALT- FILL j <br /> 2 ML SANDY SILT dark brown, low plasticity, 5-10n' <br /> clay, 75-80%silt, 15.20% fine sand,trace medium <br /> Mst 4 SM to coarse sand <br /> SILTY SAND yellowish brown, trace clay, 15-25%silt, <br /> 0 6 75-80% fine sand, trace medium sand <br /> Dp 8 CSB' as alcove, horizontal light gray cross bedding <br /> 0 10 010' as above, 15-20% weathered sand, medium to <br /> 12 fine gravel <br /> SP SAND, light yellowish brown, trace silt, 70-75% fine <br /> 14 sand, 1015% medium sand, 5-10% coarse well <br /> rounded fine gravel. <br /> O Dp 0 16 <br /> 18 <br /> 20 <br /> 0 @21' as above, trace fines, 70-75% fine to medium <br /> Dp 22 sand, light gray to white cross bedding sands <br /> 24 <br /> 5 <br /> 0 26 ML SANDY SILT light gray, low plasticity, 5-10%clay, <br /> X55-70% silt, 10-15%fine Sand <br /> DP 28 i;t;, SW SAND brown with light gray to white alteration and <br /> cross bedding <br /> 0 30 <br /> 32 SM SILTY SAND- dark gray, with dark grown interbeds, <br /> SW low plasticity, 25-30°1 spit, 70-75°/Q fine sand <br /> Dp 34 SAND as above, brown <br /> 0 36 <br /> L ML CLAYEY SILT yellowish Drown, low plasticity, iron <br /> Mst 38 oxide staining, 25-30% clay, 70.75% silt, trace fine <br /> i Sp sand <br /> 0 40 SAND yellowish brown, 80.95%fine to medium <br /> Lai 42 SM sand, trace coarse sand <br /> Wt SILTY SAND. dark frown, trace clay, 35-40% silt, <br /> 44 60-65% fine sand, trace coarse to mediurn sand <br />