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I <br /> Advanced BORING LOG <br /> GeoEnvironmental, Inc. BOREHOLE NO. : MW-2 <br /> 4005 North Wilson Way, Stockton, CA 95205 <br /> (209) 467-1006 FAX: (209) 467-1118 TOTAL DEPTH: 501 <br /> Project: Stallworth Auto Sales Drilling Co. : Mitchell Drilling Environmental <br /> Site Location: 602 North California Street Rig/Auger Type: CME 75HT - 8" Hollow Stem Auger <br /> Stockton, California 95205 Logged By: Brian W. Millman <br /> Reviewed By: Nuel Henderson <br /> Project No.: AGE-NC-99-0682 Date(s) Drilled: 23 May 2000 <br /> Notes: Ground water encountered at 35 feet b.s.g s Water level during drilling Page 1 of 1 <br /> w Water level in completed well <br /> DepthSample Blows PID Soil USCSClass and Well I Well <br /> ID / ft. (ppm) Symbol Sol[ Description Completion Description <br /> 0 <br /> - 5 MW2-5 6/6/8 12 <br /> SM: Brovm, dry, SILTY SAND; fine sand, Ioosg30% <br /> silt, no hydrocarbon (HC) odor. <br /> CU Black, dry, SILTY CLAY; stiff, no HC odor. <br /> XA <br /> - 10 MW2-10 9/10/11 10 <br /> CL: Gray to brown, damp, SILTY CLAY; very stiff, no <br /> IIC odor. <br /> - 15 MW2-15 7/10/12 S <br /> SM: Brown, damp, SILTY SAND; fine sand, medium Cement grout seal from <br /> dense, 411% silt, no HC odor. .5' to 25' bsg. <br /> -20 MW2-20 6/8/14 7 <br /> CL: Light brown, slightly moist, SILTY CLAY; WIT to <br /> very stiff, no HC odor. <br /> MW2,25 10/12/16 6 =_ ML: Light gray; slightly moist, CLAYBY SILT; <br /> medium dense, no HC odor. Bentonite seal from 25' <br /> to 28' bag. <br /> - 30 - MR,2-30 12/13/17 6 CL: Gray, moist, SILTY CLAY; very stiff, HC odor. <br /> SM: Gray, saturated,SILTY SAND; fine sand,.HC <br /> odor. <br /> 3 - MW2-35 9/13/18 5 - SM: Dark gray, very moist' SILTY SAND; fine sand, - <br /> • dense, 35% silt,no HC odor. <br /> - 4:0 MW2-0p 11/16/19 7 .......—..-....__ '•: <br /> MU Gray, moist, CLAYEY SILT; very stiff to hard, = X #2/12 sand from 28' to <br /> HC odor. IX 50' bsg. <br /> - 45 - MW245 13/14/17 7 CL: Gray, moist, CLAY; very stiff, no HC odor. Screened interval from <br /> 30' to 50' bsg. <br /> Cap at 50'. <br /> - 5 0tM72-50 12/17/22 5 CL: Gray, moist, CLAY; very stiff; no HC odor. <br />