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* . Conestoga-Rovers&Associates BORING/VIIELL LOG <br /> 19449 Riverside Drive, Suite 230 <br /> (U \ Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGNVELL NAME MW-1 <br /> JOBISITE NAME Former Shell Pipeline DRILLING STARTED 12-Jul-10 <br /> LOCATION Cordes Ranch,Tracy,California DRILLING COMPLETED 12-Jul-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 17-Aug-10(40 gallons) <br /> DRILLER Gregq Drilling GROUND SURFACE ELEVATION 124.56 it above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 127.28 it above msl '.. <br /> BORING DIAMETER 11" SCREENED INTERVAL 33 to 48 fbg '.. <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) 37.0 ftNA <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 40.35 ft(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> N D FU F m <br /> F W z = <br /> a O a F a O SOIL DESCRIPTION ? Ir 1Zf LL DIAGRAM <br /> m0 Q W U zi c9 O <br /> a W <br /> N Uo <br /> SILT with Sand(ML);very dark grayish brown(10YR <br /> 312);dry;20%clay,65%silt, 15%fine sand;medium <br /> 0 plasticity. <br /> @2'-no hardpan. <br /> 15 �2 Mw-1 5 @5'-very dark grayish brown(10YR 3/2);dry;hard; 10% <br /> t2 clay,65%silt,25%very fine sand;medium plasticity. <br /> 12 Mw.1-10' 10 @10'-Sandy SILT(ML);dark greenish gray(10Y 4/1); <br /> dry;firm;70%silt,30%very fine sand;medium plasticity. <br /> N <br /> a_ <br /> F <br /> 1- <br /> J <br /> LL <br /> O <br /> Portland Type I/il <br /> 16 MW-l-1 <br /> 61z 15 <br /> n <br /> i <br /> LL <br /> n <br /> 0 <br /> i <br /> ML <br /> N <br /> N 2 12 Mw-1-20' 20 @20'-hard. <br /> 0 4 <br /> N <br /> Q <br /> U <br /> N <br /> O <br /> d <br /> 0 <br /> O <br /> 25 <br /> Continued Next Page PAGE 1 of 2 <br />