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Cambria Environmental Technology, Inc BORiNGIV1IELL LOG <br /> 270 Perkins Street <br /> Sonoma, California 95476 <br /> Telephone (707) 935-4850 <br /> Fax (707) 935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-13 <br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 09-Feb-04 <br /> LOCATION 6131 Pacific Avenue Stockton CA DRILLING COMPLETED-10-Feb-04 <br /> PROJECT NUMBER 0854 WELL DEVELOPMENT DATE(YIELD) 23-Feb-04 242gallons) <br /> DRILLER GreggDrilling GROUND SURFACE ELEVATION 13 15 ft above msl <br /> DRILLING METHOD_ Hollow-stem auger _ TOP OF CASING ELEVATION 12 77 ft above msl <br /> BORING DIAMETER 10" SCREENED INTERVAL 75 to 80 fbg <br /> LOGGED BY Anne Wettstone DEPTH TO WATER(First Encountered) 40 0 ft(10-Feb-04) <br /> REVIEWED BY J Neely,RG 6927 DEPTH TO WATER(Static) 36 0 ft(27-Feb-04) __ 1 <br /> REMARKS <br /> rn <br /> a m 0 g X w CID O LITHOLOGIC DESCRIPTION Z z WELL DIAGRAM <br /> a c) N W c7 0w <br /> Grass 0 2 <br /> SandySILT(ML),dark yellowish brown(10YR 414), <br /> moist, 10%clay,55%silt,25%fine to medium sand, 10% <br /> fine gravel no plasticity <br /> 5 @ 4 5'-Clavev SILT(ML) very dark gray(10YR 311), <br /> moist 35%clay,55%silt, 10%fine to medium sand,high <br /> plasticity <br /> 22 9 MW-13 <br /> 12 -7 5' @ 8'- yellowish brown(10YR 514),very stiff <br /> 15 11 MW-13 ML @ 9'-Clayey Sand SILT ML),yellowish brown <br /> 13 -95 (10YR 514) very stiff, moist, 15%clay,60%silt,25%fine <br /> 10 to medium sand,no plasticity <br /> 21 ,z MW-13 15 @ 15'-Clayey SILT(ML), light brownish gray(10YR <br /> 14 -15 5' 612) very stiff, moist,35%clay,65%silt,high plasticity <br /> 180 <br /> SW <br /> ,z 20 SAND(SW),light brownish gray(10YR 6I2),medium <br /> 10 13 MW-13 dense moist 10%silt 90%fine to coarse sand 205 <br /> s _20 5' Clayey SILT(ML),light olive brown(2 5Y 513),very <br /> stiff,moist,35%clay,65%silt,high plasticity <br /> ❑ <br /> c� <br /> J <br /> LL 00 Q MW-13 25 <br /> a 1D -25 5' @ 25'-light olive brown(2 5Y 514) 20%clay 80%silt <br /> a medium plasticity <br /> c� <br /> Z <br /> Z <br /> 9 <br /> 09 00 14 MW-13 30 @ 30'-light olive gray(5Y 612) 20%clay,70%silt, 10% <br /> 17 -30 5' fine sand <br /> a <br /> O <br /> J <br /> J <br /> J <br /> 35 <br /> Continued Next Page PAGE f F 3 <br />