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Conestoga-Rovers&Associates <br /> 19449 Riverside Drive, suite 230 BORINGMELL LOG <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 DRILLINGSTARTED 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 It above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION123.70 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 SZ <br /> REVIEWED BY J.Gaarder DEPTH 70 WATER(Static) _36.10 R(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe approximately 3 feet of stickup <br /> V- <br /> CL o- 3Z W �o, U =U ' Uu <br /> a 'D <br /> =O G W O ? ¢o SOIL DESCRIPTION o W I-N'/ LL DIAGRAM <br /> K U❑ i � <br /> SILT(ML) very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> 0 ML <br /> @1.8'-to 3'hardpan. <br /> 3.5 <br /> SiIN SAND(SM)•dark yellowish brown(10YR 414);dry; <br /> 40%silt,60%very fine sand. <br /> 0 MW-11.6 5 <br /> Sid <br /> 7.5 <br /> SILT with Clav(ML);dark yellowish brown(1 oYR 4/4); <br /> dry;20%clay,65%silt,15%very fine sand. <br /> 0 MW-ll-17 10 <br /> al <br /> F <br /> ML <br /> a Portland Type I/11 <br /> w <br /> 0 <br /> a' <br /> 0 MW-11-15' <br /> 15 <br /> 0 <br /> m <br /> 17.5 <br /> Silty SAND fSM)•dark yellowish brown(10YR 4/4);dry; <br /> g 30%silt,70%fine to medium sand. <br /> 0 <br /> N 0 Mw.11.za• <br /> 20 <br /> rc <br /> x <br /> SM <br /> E <br /> a <br /> 0 <br /> 25— <br /> Con' ued <br /> 5Coninued Next Page PAGE 1 OF 2 <br />