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I <br /> Advanced BORING LOG <br />' GeoEnvironmental, Inc. BOREHOLE NO MW-5 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH 200 FEET <br />' Project FERNANDO'S PLACE Date(s) Drilled 28 August 2002 <br /> Project No AGE-NC-00-0769 Page 5 of 9 <br />' Dep7Sample <br /> th Blows PID Sail USCS Class and Well Well <br /> (per 6") (ppm) Symbol Sot! Description Completion Description <br />' CL SILTY CLAY,medium toughness,medium <br /> plasticity,micaceous,trace fine sand,damp,slight HC- <br /> like odor,50%recovery <br /> -10 MW5-100 12/18/23 0 <br /> 1 <br /> I <br /> No recovery <br />' -10 <br /> MW5-105 - 0 Bentonite seal from 40 <br /> to113ft <br /> CL SILTY LEAN CLAY,approximately 15%fine <br /> sand,saturated,HC-like odor,70%recovery <br /> -11 MW5-110 11/17/24 452 <br />' SP-SM POORLY GRADED SAND with SILT,fine <br /> sand,approximately 10%fines,saturated,HC-hke #3 sand from 113 to <br /> odor,100%recovery 120 ft. <br />' -11 MW5-115 13/15/22 23 <br />' Screened interval from <br /> 115 to 120 ft <br />' - - CL-ML SILTY CLAY,medium toughness,low <br /> plasticity,approximately 20%fine sand,saturated,HC- <br /> like odor, 100%recovery <br /> 2 MWS-120 18/23/23 26 <br />' <br /> Bentomtevitmal <br /> from 120 to 139fL <br />