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Conestoga-Rovers sociates <br /> 19449 Riverside Drive, Suite 230 B O RI N GIW E L L LOG <br /> Sonoma,CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-11 <br /> JOBISITE NAME Former Shell Pipelines-Mountain House,NBH B DRILLING STARTED 02-Sen-09 <br /> LOCATION Tracy,California DRILLING COMPLETED 10-Sep-09 <br /> PROJECT NUMBER 060222 WELL DEVELOPMENT DATE(YIELD) 24-Sep-09(20.0 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 108.47 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 111.13 ft above mst <br /> BORING DIAMETER 8" SCREENED INTERVAL 24 to 36 fbq <br /> LOGGED BY C.Rodriguez DEPTH TO WATER(First Encountered) 26.0 ft(i0-Sep-09) a <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 28.49 ft(30-Sep-09) 1 <br /> REMARKS Air Knifed to 2 fbq;Water Knifed 5 fbq.Above ground construction consisting of a 2 ft Stovepipe <br /> 0 <br /> CL <br /> OJ Z) a Uj W Q vii Q O SOIL DESCRIPTION = WELL DIAGRAM <br /> a m0) Q w On-- <br /> co U O <br /> SILT(ML);brown(10YR 413);dry;25%clay,70%silt, Completed with <br /> 5%fine sand;medium plasticity;block structure;compact; 2'tall stovepipe. <br /> grassy surface with cracks from 1 to 2 cm in diameter. <br /> @3"-piece of large PVC pipe. <br /> 3.0 mutt-s 5 <br /> @5'- very dark grayish brown(2.5Y 3/2);block structure; <br /> roots. <br /> ML <br /> 0 <br /> a <br /> e <br /> F s @7'-hard. <br /> D <br /> D <br /> 1.0 10 <br /> Q 12 <br /> W <br /> @9'-firm. <br /> Portland Type II <br /> z s Mw''t 70 10 @10'-Sandy SILT(ML) light olive brown(2.5Y5/4); <br /> N <br /> ° dry;firm;10%clay,50%silt,40%very fine sand;tow <br /> N plasticity. <br /> O <br /> a 5 12.0 <br /> 1.4 a Silty SAND(SM)-,light olive brown(2.5Y 5/4);dry; <br /> g sM loose;5%clay,45%silt,50%fine sand. <br /> 13.0 <br /> N 0.3 s SILT(ML);fight olive brown(2.5Y 5/4);dry;soft;20% <br /> s clay,75%silt,5%sand;low to medium plasticity;block <br /> 1 <br /> ML clay, <br /> texture;caliche. <br /> N <br /> �Op <br /> O __________ ___ 14.7 <br /> e 15 SAND with Silt(SPSM);light olive brown(2.5Y 514); <br /> D.3 s "' 1115 SP-SM dry;medium dense; 10%sift,90%fine sand. <br /> U 1� <br /> 16.0 <br /> NSilty SAND(SM);light olive brown(2.5Y 5/3);dry;15% <br /> sM silt,70%fine to coarse sand,15%fine gravel(rounded <br /> 7f't and angular gravel up to t inch diameter). 17.0 <br /> Z° 9 SILT(ML);light olive brown(2.5Y 5/4);moist;firm;20% <br /> N Gay,75%silt,5%fine sand;low plasticity. <br /> 7 ML <br /> e <br /> D e <br /> a <br /> 19.0 <br /> o ` • .: SAND with Silt(SP-SM);light olive brown(2.5Y 5/4); <br /> SP-SM moist;10%silt,90%fine to medium sand. <br /> 20-120.0 <br /> Continued Next Page PAGE 1 OF 2 <br />