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Conestoga-Rovers&Associates BORING/WELL LOG <br /> "F 19449 Riverside Drive, Suite 230 <br /> Sonoma,CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-6 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 13-Jul-10 <br /> LOCATION Cordes Ranch,Tracy DRILLING COMPLETED 13-Jul-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 18-Aug-10(42.50 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 120.50 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 123.09 ft above msl <br /> BORING DIAMETER 8" SCREENED INTERVAL 30 to 45 fbq <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) 37.0 ftNA <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 35.64 ft(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> u) H U ~ <br /> CL O Z a X W 12 ai n p SOIL DESCRIPTION z H LL DIAGRAM <br /> a mo a w ❑ 0 OW I <br /> U U❑ <br /> SILT(ML);very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> @2'-to 4'hardpan. <br /> 1.4 MW-6-5' S @5'-SILT with Sand(ML);dark yellowish brown(10YR <br /> 4/4);dry;75%silt,25%very fine sand. <br /> ML <br /> 0 MW-6-10' 10 <br /> 0 <br /> `m <br /> N <br /> m <br /> 12.5 <br /> ❑ Silty SAND(SM);dark yellowish brown(10YR 4/4);dry; <br /> Portland Type I/II <br /> 40%silt,60%very fine sand. Yp <br /> LL <br /> W <br /> a' <br /> Z0 MW-6-15' 15 SM •. <br /> C7 <br /> N <br /> O <br /> O <br /> 17.5 <br /> M SILT(ML);dark yellowish brown(10YR 4/4);dry; 10% <br /> clay,80%silt, 10%sand. <br /> 0 <br /> N <br /> O <br /> 0 MW-6-20' 20 ML <br /> 0 <br /> 0 <br /> rn <br /> 0: <br /> 2 <br /> 22.5 <br /> = SAND(SP);dark yellowish brown(10YR 4/4);dry; <br /> ❑ 100%fine to medium sand. <br /> a <br /> 0 <br /> O <br /> J <br /> J <br /> 25 <br /> Continued Next Page PAGE 1 OF 2 <br />