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Conestoga-Rovers&As ciates 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 BORING/WELL NAME MW-5 <br /> JOB/SITE NAME Independent Shell-branded Service Station DRILLING STARTED 13-Dec-05 <br /> LOCATION 4315 Waterloo Road,Stockton,California DRILLING COMPLETED 13-Dec-05 <br /> PROJECT NUMBER 241359 WELL DEVELOPMENT DATE(YIELD) 22-Dec-05(55 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION NA <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 32.43 It above msl <br /> BORING DIAMETER 10-inch SCREENED INTERVAL 60 to 75 fbg <br /> LOGGED BY Stu Dalie DEPTH TO WATER(First Encountered) 66.0 ft(13-Dec-05) Q <br /> REVIEWED BY Aubrey Cool.PG 7659 DEPTH TO WATER(Static) 66.19 It(29-Dec-05) 1 <br /> REMARKS Hand Auger Clearance to 5 fbg <br /> rn 0 U rn <br /> a 0 F- W z = <br /> ii W a o o p SOIL DESCRIPTION = WELL DIAGRAM <br /> a 0 W � � C) OW <br /> � UD <br /> SPHAL ASPHALT <br /> 1.0 <br /> Well graded GRAVEL(GW);Black;loose;dry;5%silt, <br /> GW • 10%medium sand 85%fine ravel.FILL. 2.0 <br /> SILT with Sand(ML);Black,firm;dry;85%silt,15%fine <br /> sand;no plasticity. <br /> ML <br /> 2 <br /> 0 4 MW-5-5 5 5.5 <br /> s CLAY with Sand(CL);Black;firm;dry;65%clay,20% <br /> CL silt;15% fine sand;medium plasticity. <br /> — -------------------------- <br /> 7.5 <br /> 10 <br /> 0 12Mw s�o 10 SILT(ML);Dark brown;very stiff,dry;5%clay,90%silt, <br /> 10 55% fine sand;no plasticity. <br /> e <br /> e <br /> F ML <br /> 0 <br /> c� <br /> J <br /> LL . <br /> W t1 <br /> 0 11 15- <br /> 17.5 517.5 <br /> 6 <br /> 0 <br /> 0 <br /> � e <br /> 3 0 e MW-5-2020 SM Silty SAND(SM);Brown;stiff;dry;25%sift,75%fine <br /> sand. <br /> 022.5 <br /> — -------------------------- <br /> 0 <br /> N <br /> J <br /> we <br /> X: <br /> 0 ,s 25 ML SILT(ML);Brown;very stiff,dry;5%Gay,90%sift,5% <br /> o fine sand;no plasticity. <br /> z <br /> 0 <br /> — 27.5 <br /> -- -------------------------- <br /> n Portland Type VII <br /> c7 <br /> O <br /> � e <br /> 5 R-30— <br /> Continued <br /> Next Page PAGE 1 OF 3 <br />