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Conestoga-Rovers sociates BORING/WELL LOG <br /> + 19449 Riverside Drive,Suite 230 <br /> Sonoma,CA 95476 <br /> .f Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-7 _ <br /> JOB/SITE NAME Fortner Shell Pipelines-Mountain House,NBH CBDDRILLING STARTED 03-Feb-09 <br /> LOCATION Tracy,CA DRILLING COMPLETED 03-Feb-09 <br /> PROJECT NUMBER 060222 WELL DEVELOPMENT DATE(YIELD) 25-Sep-09(13.0 gallons) <br /> DRILLER Gregg Drilling,C-57#485165 GROUND SURFACE ELEVATION 94.72 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 97.43 ft above msl <br /> BORING DIAMETER 8" SCREENED INTERVAL 20 to 34.9 fbq <br /> LOGGED BY S.Phillips DEPTH TO WATER(First Encountered) 30.0 ft(03-Feb-09) <br /> REVIEWED BY J.Gaarder DEPTH TO WATER(Static) 29.90 ft(30-Sep-09) 1 <br /> REMARKS Air knifed to 5 fbq. Above ground construction consisting of a 2 ft.Stovepipe. <br /> N O ! U rn <br /> CL LU z <br /> CL O j a Fw 0- a-p SOIL DESCRIPTION = WELL DIAGRAM <br /> a m00 Q w 0 0w <br /> U <br /> SILT(ML);dark grayish brown(10YR 412);moist;25% <br /> clay,70%silt,5%fine to coarse sand;low to medium <br /> plasticity. <br /> 2.3 ;Z MW-7-5 1-5— @ 6-light yellowish brown(10YR 6/4);dry;90%silt,10% <br /> +s fine sand;medium plasticity. <br /> Portland Type Illi <br /> +2 <br /> 0.8 " Mw-7-10 10 ML Q 10'-35%clay,60%sift,5%fine sand. <br /> s <br /> 5.0 1s Mw-7-+5 15 <br /> 0 <br /> �? Bentonite Seal <br /> J <br /> LL <br /> W +2 Monterey Sand <br /> +° __ _ ________________________ 20.0 #V12 <br /> 4.0 +' MW-7-20 20 Silty SAND(SM);light yellowish brown(10YR 614); <br /> moist; 15%clay,35%silt,500/6 fine to coarse sand. <br /> N <br /> N <br /> O <br /> 1 <br /> O 9 <br /> 1.8 8 MW-7-25 25 <br /> r <br /> N <br /> N <br /> SM 2"-dam.,0.020" <br /> i Slotted Schedule <br /> e 40 PVC <br /> E 12 <br /> 1.3 10 Mw-7-30 30 @ 30'-dark yellowish brown(10YR 414);wet;35%silt, <br /> 65%fine to coarse sand. <br /> W <br /> x <br /> 0.8 7 nnv-7- 35 @ 34'-15%clay,25%silt,50%fine to coarse sand. 35.0 <br /> Z 34.5 <br /> o ' <br /> N <br /> o Bottom of <br /> a Boring @ 35 It <br /> c0 <br /> 0 <br /> J <br /> J <br /> + 40 <br /> PAGE 1 OF t <br />