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Conestoga-Rovers occiates <br /> 19449Riverslde,Drive,Suite 230 BORING/WELL LOG <br /> Sonoma,CA 95476 <br /> Telephone: 707-935-4850 <br /> AO)rN <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-13C <br /> JOB/SITE NAME Former Shell Pipeline DRILLING STARTED 13-Jul-11 <br /> LOCATION Cordes Ranch Tracy California DRILLING COMPLETED 20-Jul-11 <br /> PROJECTNUMBER 060223 WELL DEVELOPMENT DATE(YIELD) NA <br /> DRILLER _ Cascade Drilling Co GROUND SURFACE ELEVATION 120.64 ft above mal <br /> DRILLING METHOD Roto-sonic vibration TOP OF CASING ELEVATION 123.71 ft above msl <br /> BORING DIAMETER 6" SCREENED INTERVAL 16310 173 fbo <br /> LOGGED BY B.Siegfried DEPTH TO WATER(First Encountered) _39.0 ft(20Jul-11) SZ <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) NA 1, <br /> REMARKS <br /> F O N U <br /> a m o <br /> Q. <br /> tW,- Q j O SOIL DESCRIPTION ¢ 'I Ifl/ LL DIAGRAM <br /> N u�l OU W � <br /> 0 <br /> No soli logged from 0 to 5 feet. <br /> 0.0 M 613C- 6— <br /> Sandy SILT(ML);dark yellowish brown(10YR 414);dry; <br /> 5%clay,650%slit,30%fine sand. <br /> — @ 7.5-SILT(MLI;dark yellowish brown(10YR 4/4); 8.0 <br /> 0.2 Mw-13P t0 <br /> to @ 10'-SILT with Sand(ML);light alive brown(2.5Y <br /> ML 5/4);moist;30%clay,55%silt,15%fine sand. <br /> C 0.3 Mwisc• 15 <br /> is <br /> F <br /> 18.0 <br /> Slity SAND(SM) light olive brown(2.5Y 5/4);moist;5% <br /> LL clay,40%silt,55%fine sand. <br /> w <br /> 20 <br /> R <br /> 0.1 2? @ 20.3'- yellowish brown(10YR 5/4);20°h silt,80%fine <br /> t� SM + to medium sand. <br /> @ 22'-dark yellowish brown(10YR 4/4);5%clay,40% <br /> sill,55%fine sand. <br /> 0.0 Mw-13C- 25 SILT(MLI;dark yellowish brown(10YR 414);moist;30°!° 25.0 <br /> 25' ML clay,70%silt. <br /> � <br /> ,mtl <br /> g <br /> SM C SIIty SAND(SM);dark yellowish brown(10YR 4/4); 28.0 <br /> g moist;40%silt,60%fine sand. 29.5 <br /> 0.1 Mw-+3o- 30 SILT(MLI;yellowish brown(10YR 5/4);moist;25% <br /> 30' clay,75%slit. <br /> 0 <br /> a <br /> o ML <br /> 35 <br /> Conf/nued Next Page PAGE I OF 5 <br />