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Advanced BORING LOG <br /> GeoEnvironmental, Inc. <br /> BOREHOLE NO MW-8 <br /> y r= 837 Shaw Road, Stockton, CA 95215 <br /> (209)467-1006 FAX (209)467-1118 TOTAL DEPTH Cor <br /> Project Herman and Helen's Manna Date(s) Drilled 09 October 2002 <br /> Project No AGE-NC-01-0865 Page 2 of 3 <br /> Depth Sample Slows PID Sod USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Sod Descnption Completion Descnptton <br /> -25 <br /> MW8-25 9/20/23 0 ML/CL Green-gray,alternating thin beds of CLAY and <br /> I FINE SAND,clay-moderate plasticity and toughness, <br /> fine sand-salts(<5%),both saturated,no HC odor <br /> I <br /> -30 MW8-30 9/20/29 0 <br /> MLCL Green-gray,alternating thin keds of CLAY and <br /> I FINE SAND,clay-moderate plasticity and toughness, <br /> fine sand-silts(<5%),both saturated,no HC odor <br /> I <br /> -3 5 MW8-35 11/18/26 0 <br /> ML Green-gray,CLAYEY SILT,slight plasticity, <br /> saturated,no HC odor <br /> -40— MW8-40 14/26/30 0 <br /> SC Green-gray,VERY FINE to MEDIUM SILTY <br /> SAND,fines(-10%),saturated,no HC odor <br /> I <br /> -45 <br /> MW8-45 0 ML Green-gray,CLAYEY SILT,fines(--15%),low <br /> plasticity,saturated,no HC odor <br /> Bentonite seal from 45' <br /> ML Green-gray,CLAYEY FINE SAND,fines(-10%), to 48'bsg <br /> Ilow plasticity,saturated,no HC odor <br /> #3 sand from 48'to <br /> I <br /> 50 60 5'bsg <br /> - MW8-50 11/18/17 0 SM Black-gray,FINE to MEDIUM SAND,fines <br /> (<I 5%),saturated,no HC odor <br /> Screened interval from <br /> 50'to 60'hsg <br /> I -55 MW8-55 9/12119 0 <br /> SP Black-gray,FINE to MEDIUM SAND,fines <br /> (<5%),saturated,no HC odor 020 slot size <br /> I <br />