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LOCATION MAP -N PACIFIC ENVIRONMENTAL GROUP, INC. WELL NO. MW-4 <br /> PAGE 1 OF 2 <br /> a iz � PROJECT NO. 320-153.1A CLIENT: CHEVRON <br /> '° LOGGED BY: D.A. DATE DRILLED: 7-25-95 <br /> DRILLER: MITCHELL LOCATION: 236 N. Ham Lane, Lodi <br /> o DRILLING METHOD: HSA HOLE DIAMETER: 8" k <br />` SAMPLING METHOD: Continuous Core HOLE DEPTH: 60.5' <br /> oo MW-4 CASING TYPE: SCH 40 PVC WELL DIAMETER. 2" ' <br /> SLOT SIZE: 0.020" WELL DEPTH: 60' <br /> i North Ham Lane GRAVEL PACK: #3 SAND CASING STICKUP: NA <br /> H W <br /> Cr <br /> i WELLt :W cc 0 _'. ¢ r ° LITHOLOGY/ REMARKS <br /> COMPLETION f-- ; 3: �- ; a <br /> I Oo ❑ Z °° ww ; 6 cr <br /> � U wam ❑ � iiU) O <br /> ASPHALT- FILL <br /> i 2 ML SANDY SILT: dark brown; low plasticity; 5-10%° <br /> clay; 75-80%silt; 15-20%fine sand; trace medium , <br /> Mst4 5M to coarse sand. <br /> SILTY SAND: yellowish brown; trace clay; 15-25%silt; <br /> 0 6 75-80%fine sand; trace mediuryi sand. I <br /> Dp 8 6666@8': as above; horizontal light gray cross bedding. <br /> 0 10 @ 10': as above; 15-20% weathered sand; medium to <br /> 12 fine gravel. <br /> 1° SP SAND: light yellowish brown; trace silt; 70-75%fine <br /> � 14 sand; 10-15% medium sand; 5-10% coarse well <br /> rounded fine gravel. <br /> O Dp 0 16 <br /> 20 <br /> 0 ° <br /> @21': as above; trace fines; 70-75% fine to medium <br /> DIP 22 sand; light gray to white cross bedding sands. <br /> 24.. i <br /> 1 <br /> 0 26 ML SANDY SILT: light gray; low plasticity; 5-10%clay; <br /> ;: SW 65-70% silt; 10-15%fine sand. <br /> Dp 28 ' SAND: brown with light gray to white alteration and <br /> cross bedding. <br /> 0 <br /> 30 ' <br /> 32 " SM SILTY SAND: dark gray, with dark brown interbeds; <br /> SW low plasticity; 25-30% silt; 70-75%fine sand. <br /> Dp 34 SAND: as above; brown. <br /> 0 36 <br /> ML CLAYEY SILT: yellowish brown; low plasticity; iron <br /> Z F-Mst 38 oxide staining; 25-30% clay; 70-75% silt; trace fine <br /> j SP sand. <br /> z0 40 '' SAND: yellowish brown; 80-95%fine to medium <br /> m42 SM sand; trace coarse sand. <br /> Wt SILTY SAND: dark brown; trace clay; 35-40% silt; <br /> :44 60-65% fine sand; trace coarse to medium sand. <br />