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I <br /> Advanced BORING LO <br /> G <br /> GeoEnvironmental, Inc. BOREHOLE NO MW-5 <br /> f 4005 North Wilson Way, Stockton, CA 95205 <br /> (209)467-1006 FAX (209) 467-1118 TOTAL DEPTH 30 feet <br /> IProject MBP -NAVY Drilling Co West Hazmat <br /> Site Location 2191 Navy Dnve Rig/Auger Type CME-85 <br /> IStockton Logged By P Dotson <br /> California <br /> Reviewed By N Henderson <br /> I Project No AGE-NC-98-0534 <br /> Date(s) Dulled 07-20-00 <br /> Notes = Water level during drilling Page 1 of 1 <br /> 3E Water level In completed well <br /> Depth Sample Blows PID Sod USCS Class and Well Well <br /> IID 1 ft (ppm) Symbol Sod Description Completion Description <br /> a <br /> Fx <br /> I <br /> I -- CL CLAY,dark brown,damp no petroleum <br /> -5 MW5-5 10/13/13 hydrocarbon(HC)odor Cement grout seal from <br /> -5'to-7'bsg <br /> CL SILTY CLAY/CLAYEY SILT,brown,damp,no <br /> -10 MW5-10 19/21/27 --- HC odor <br /> Bentonite seal from-7' <br /> Ito-8' bsg <br /> CL CLAY,brown,moist,no HC odor <br /> -15 MW5-15 18/20/25 --- #2/72 sand from-8'to <br /> I -30'bsg <br /> ICL CLAY,with silt,bluish-gray,saturated,no HC <br /> MW5-20 8/12/18 --- odor Screened interval from <br /> I -10'to-30'bsg <br /> I CL SILTY CLAY,bluish-gray,saturated,no HC odor <br /> _25— MWS 25 8/12/17 --- <br /> CL SILTY CLAY,with silt,bluish-gray,saturated,no <br /> - <br /> 30— MW5-30 19/24/29 - HC odor Cap at-30' <br />