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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-2 <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 12-Jul-10 <br /> LOCATION Cordes Ranch,Tracy DRILLING COMPLETED 12-Jul-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 17-Aug-10(34.50 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 121.29 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 123.60 ft above msl <br /> BORING DIAMETER 11" SCREENED INTERVAL 30 to 45 fbq <br /> LOGGED BY S. Phillips DEPTH TO WATER(First Encountered) 37.0 ftNA Q <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 36.21 ft(23-Aug-10) 1 <br /> REMARKS Well completed in stovepipe;approximately 3 feet of stickup. <br /> D U �rn <br /> H W Z T <br /> CL m O X o vi O SOIL DESCRIPTION Z a LL DIAGRAM <br /> 4 U < W (� p W I I <br /> SILT(ML);very dark grayish brown(10YR 3/2);dry; <br /> 40%clay,60%silt. <br /> @.5'-to 5'hardpan <br /> 0 9 MW-2-5' S @5'-SILT with Sand(ML);yellowish brown(10YR 5/4); <br /> 1° dry;firm;75%silt,25%very fine sand;medium plasticity. <br /> ML <br /> 1.3 z MW-2-V 10 @10'-very dark grayish brown(10YR 3/2);dry;hard. <br /> 13 <br /> 0 <br /> m <br /> rn <br /> 0 12.5 <br /> Silty SAND(SM);very dark grayish brown(10YR 3/2); <br /> d medium dense;30%silt,70%very fine sand. Portland Type vii <br /> � <br /> dry; ry <br /> W <br /> 0 <br /> I <br /> IL <br /> z0 13 MW-2-15' 15 SM <br /> V, 18 <br /> N <br /> O <br /> 17.5 <br /> N <br /> o Sandy SILT(ML);very dark grayish brown(10YR 3/2); <br /> moist;firm;70%silt,30%very fine sand;medium <br /> plasticity. <br /> N <br /> O <br /> 0 5 MW-2-20' 20 <br /> C11t B <br /> 0 <br /> K <br /> 2 <br /> U <br /> a <br /> O <br /> O <br /> J <br /> J <br /> 25 <br /> Continued Next Page PAGE 1 OF 2 <br />