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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 BORINGNVELL 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 it above msl <br /> BORING DIAMETER 8" SCREENED INTERVAL 30 to 45 fog <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) 37.0 ftNA Q <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 36.10 it(23-Aug-10) 1. <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> a j0- l,- a O SOIL DESCRIPTION - Z a `I W LL DIAGRAM <br /> o m0 M x W m <br /> (L U N W U OU W <br /> O <br /> SILT(ML);very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> D ML <br /> @1.8'-to 3'hardpan. <br /> 3.5 <br /> SiIN SAND(SM):dark yellowish brown(10YR 4/4);dry; <br /> 4G%silt,60%very fine sand. <br /> 0 Mw-11.5 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 /> D MW41-1 p' 1D <br /> N <br /> F <br /> � ML <br /> t Portland Type 1/11 <br /> LL <br /> 0 <br /> 'a <br /> 0 Mw-n-1s 15 <br /> S 17.5 <br /> o SiIN SAND(SM):dark yellowish brown(10YR 4/4);dry; <br /> 30%silt,70%fine to medium sand. <br /> m <br /> 8 D MW-11-20' 20 <br /> 0 <br /> y <br /> SM <br /> E <br /> 0 <br /> L0 <br /> 25 <br /> Continued Next Page PAGE t OF 2 <br />