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Conestoga-Rovers&' ociates BORING/WELL LOG <br /> 19449 Riverside Drive*'!�uite 230 <br /> c A Sonoma, CA 95476 <br /> Telephone: 707-935-4850 <br /> Fax: 707-935-6649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME MW-7 <br /> JOB/SITE NAME Independent Shell-branded Service Station DRILLING STARTED 15-Dec-05 <br /> LOCATION 4315 Waterloo Road,Stockton,California DRILLING COMPLETED 15-Dec-05 <br /> PROJECT NUMBER 241359 WELL DEVELOPMENT DATE(YIELD) 22-Dec-05(42 gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION NA <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 32.48 It above msl <br /> BORING DIAMETER 10-inch SCREENED INTERVAL 90 to 95 fbq <br /> LOGGED BY Stu Dalie DEPTH TO WATER(First Encountered) 67.0 ft(15-Dec-05) Q <br /> REVIEWED BY Aubrey Coot,PG 7659 DEPTH TO WATER(Static) 66.23 It(29-Dec-05) V <br /> REMARKS Hand Auger Clearance to 5 fbq <br /> co U rn <br /> n ?�I-- W 2 H^ � 3:(q <br /> Q� <br /> Q. O j a W w 0_0 SOIL DESCRIPTION z WELL DIAGRAM <br /> a mU < W 0 Uo <br /> C NCRE <br /> `"-p CONCRETE 10 <br /> _�;�;:; <br /> CLAY with Gravel(CL);Black;very stiff;;dry;70%clay, <br /> 15%silt, 15%fine gravel;medium plasticity. <br /> CL <br /> 6 <br /> 0 ;a 5 CLAY(CL);Black;very stiff;dry;85%clay,15%silt; <br /> medium plasticity. <br /> 7.5 <br /> 10 <br /> 0 12 Mw-7-10 10 SILT with Sand(ML);Brown;very stiff;dry;85%silt, <br /> 15% fine sand;no plasticity. <br /> ML <br /> m <br /> E <br /> 0 <br /> m <br /> 1s <br /> 0 15 <br /> F 19 <br /> J <br /> Q <br /> o -- --------------------- 17.5 <br /> C7 <br /> N <br /> � 5 <br /> i 0 28 Mw-7-2o 20 SM Silty SAND(SM);Dark brown;hard;dry;20%silt,80% <br /> o fine sand. <br /> 0 <br /> o ---- 22.5 <br /> -- —————————————————————— <br /> a <br /> 3 <br /> 4 <br /> Z 0 ,e 25 Sandy SILT(ML);Dark brown;hard;dry;55%silt,45% <br /> 0 fine sand. <br /> U <br /> ML <br /> J <br /> W <br /> Z <br /> ca 17 <br /> 0 0 75 30 <br /> Z 18 <br /> O <br /> N_ <br /> ii --- • -------------------------- 32.5 <br /> 0 <br /> O <br /> J <br /> ,a 35 <br /> Continued Next Page PAGE 1 OF 3 <br />