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Advanced BORING LOG <br /> GeoEnvironmental Inc. <br /> � BOREHOLE NO.:MW-7 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> 209 467-1006 FAX: 209 467-1118 TOTAL DEPTH: 30.5 feet <br /> Project: Masonite-Stockton Drilling Co.: All Well Abandonment <br /> Site Location: 433 West Scotts Avenue Rig/Auger Type: CME 75 HT/8.25"hollow stem <br /> Stockton, CA Logged By: A. Deicke <br /> Reviewed By: W.Little <br /> Project No.: AGE-NC-02-0950 Date(s) Drilled: 19 March 2008 <br /> Notes: s Water Level Before Drilling Page 1 of 1 <br /> Water Level After Drilling <br /> Depth Sample Blows PID Soil USCS Class and Well Well <br /> ID (per 6") (ppm) Symbol Soil Description Completion Description <br /> 0 Well cover <br /> Cement grout seal from <br /> .5'to 8'bsg. <br /> -5 MW-7-5 8,9,14 0 / <br /> CL:Silty Clay;dark brown;dry;no hydrocarbon(HC) <br /> odor <br /> Bentonite seal from 6'to <br /> 8' bsg. <br /> -10 MW-7-10 11,17,22 0 #2/12 sand from 8'to 30' <br /> ML:Silt;olive brown;moist;no HC odor <br /> bsg. <br /> -15 MW-7-15 12,18,24 0 <br /> ML:Silt;red brown;dry;no HC odor <br /> —20 MW-7-20 10,10,13 0u 0.020-inch slotted well <br /> /o <br /> ML:Sandy Silt;approx.20 sand;gray with HC stain; screen from 10'to 30' <br /> damp;poorly graded;HC odor <br /> bsg. <br /> —25 MW-7-25 20,24,29 0 <br /> ML:Sandy Silt;approx.20%sand;olive brown; <br /> saturated;poorly graded;slight HC odor <br /> -30 MW-7-30 15,19,26 0 SM:Silty Sand;approx. 10%silt;gray;saturated;fine to Cap at 30'. <br /> medium grained;poorly graded;no HC odor <br />