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Conestoga-Rovers&Associates BORING/WELL LOG <br /> 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-11 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 15-Jul-10 <br /> LOCATION Cordes Ranch,Tracy DRILLING COMPLETED 15-Jul-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 17-Aug-10(38 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 121.33 ft above msi <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 123.70 ft above msl <br /> BORING DIAMETER V. SCREENED INTERVAL 30 to 45 fbq <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) 37.0 ftNA Sz <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 36.10 ft(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> F U I— rn <br /> a O j nJ H a N Q O SOIL DESCRIPTION Z? '�W LL DIAGRAM <br /> F- <br /> M 0 ¢ w o tt0 p w <br /> c U0 <br /> SILT(ML);very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> 0 ML @1.8'-to 3'hardpan. <br /> 3.5 <br /> Silty SAND(SM);dark yellowish brown(10YR 4/4);dry; <br /> 40%silt,60%very fine sand. <br /> 0 MW-11-6 5 <br /> SM <br /> 7.5 <br /> SILT with Clay(ML);dark yellowish brown(10YR 4/4); <br /> dry;20%clay,65%silt, 15%very fine sand. <br /> 0 MW-11-10' 10 <br /> 0 <br /> m <br /> N <br /> 0 <br /> � ML <br /> Portland Type 1/11 <br /> W <br /> 0 <br /> z 0 MW-11-16 <br /> 15 <br /> 9 <br /> M <br /> N <br /> 17.5 <br /> o Silty SAND(SM);dark yellowish brown(10YR 4/4);dry; <br /> 30%silt,70%fine to medium sand. <br /> N <br /> 2l <br /> 0 MW1-20' 20 <br /> -1 <br /> 0 <br /> ti <br /> 0: <br /> a <br /> x <br /> U <br /> 'O SM <br /> 0Z. <br /> 4— <br /> a <br /> c7 <br /> O <br /> J <br /> J <br /> 25 <br /> Continued Next Page PAGE 1 OF 2 <br />