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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-10 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 14-Jul-10 <br /> LOCATION Cordes Ranch,Tracy DRILLING COMPLETED 14-Jul-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 17-Aug-10(40 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 121.72 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 124.16 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 ItNA Q <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 36.64 ft(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> U) H U ~ <br /> CL Oa w W EL Cj <br /> Q p SOIL DESCRIPTION _ '�1(I LL DIAGRAM <br /> _j Da °°o w c7 p W I I <br /> SILT(ML);very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> 0 <br /> @2'-to 3'hardpan. <br /> MW-1 L15' 5 @5'-SILT with Clay(ML);dark yellowish brown(10YR <br /> 4/4);dry;20%clay,80%silt;medium plasticity. <br /> 1.7 MW-10-10' 10 <br /> 0 <br /> rn <br /> N <br /> H <br /> O <br /> C7 <br /> Portland Type 1/11 <br /> 0 <br /> 'a <br /> z0.3 MW-10-15 15 <br /> c� <br /> N <br /> t <br /> O <br /> m <br /> i <br /> ML <br /> N <br /> 0 <br /> 1.0 MW-10-20' 20 SILT(ML);dark yellowish brown(10YR 4/4);dry; 10% <br /> clay,80%silt, 10%sand;medium plasticity. <br /> z <br /> a <br /> x <br /> U <br /> a <br /> O <br /> O <br /> J <br /> J <br /> J <br /> 25 <br /> Continued Next Page PAGE > OF 2 <br />