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Conestoga-Rovers&Associates BORINGMELL LOG <br /> 19449 Riverside Drive,Suite 230 <br /> Sonoma,CA 95476 <br /> Telephone: 707-935-4650 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US SORINGIWELL NAME MW-5C <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 30-Aug-10 <br /> LOCATION . Cordes Ranch Tracy DRILLING COMPLETED 01-Seo-10 <br /> PROJECT NUMBER 060223 WELL DEVELOPMENT DATE(YIELD) 13-Sep-10(177.50 gallons) <br /> DRILLER WDC Exploration and Wells GROUND SURFACE ELEVATION 120.86 ft above msl <br /> DRILLING METHOD Air-Rotary&Roto-Sonic Vibration(See Remarks) TOP OF CASING ELEVATION 123.44 It above msl <br /> BORING DIAMETER 12"to 45 ft,6"below 45 ft. SCREENED INTERVAL 160 to 175 fbg Q <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) NA - <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 60.14 ft(16-Seo-10) 1 <br /> REMARKS Air Rotary Casing Hammer(ARCH)to 45 ft Roto Sonic Vibration below 45 ft Well completed in stovepipe'approximately 3 feet of stickup. <br /> n O a aa y 0 SOIL DESCRIPTION Z F 1�ti1 LL DIAGRAM <br /> d mV ¢ W �._. _ Up <br /> N <br /> Soils not logged-see MW-5A for lithology from 0 to 45 <br /> flag. <br /> 5 <br /> ML <br /> 10 <br /> 12.5 <br /> 15 SM <br /> 17.5 <br /> 20 <br /> b"Steel Canducto <br /> Casing <br /> 25- <br /> -30— <br /> ML <br /> 5 30ML <br /> a <br /> 35 <br /> u <br /> z <br /> �m 40 <br /> i <br /> O <br /> 45 Sandy SILT(ML);brown(10YR 4/3);moist;65%silt, <br /> N 35%fine sand. <br /> S 49.5 <br /> T <br /> 50 sM Silty SAND ISM)•moist;35%silt,65%fine sand. 51.5 <br /> � SILT with Sand(ML);moist;75%silt,25%fine sand. <br /> 55 <br /> g @ 55.5'-90%silt,10%very fine sand. <br /> L. <br /> 0 <br /> 0 <br /> J <br /> J <br /> 60 <br /> Continued Next Page vase r of s <br />