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Cambria Environmental Technology, Inc. BORING/WELL 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 BORING/WELL NAME S-6 <br /> JOBISITE NAME Shell-branded Service Station DRILLING STARTED 16-Dec-03 <br /> LOCATION 2494 East Fremont Street,Stockton,California DRILLING COMPLETED 16-Dec-03 <br /> PROJECT NUMBER 0797 _ WELL DEVELOPMENT DATE(YIELD) 22-Dec-03(102:gall_ons) <br /> DRILLER _ Gregg Drilling GROUND SURFACE ELEVATION 20.93 fl above msl <br /> DRILLING METHOD Hollow-stem auger _ _ TOP OF CASING ELEVATION 20.66 ft above msl <br /> BORING DIAMETER 10"_ SCREENED INTERVAL 60 to 70 fbg <br /> LOGGED BY A.Wettstone DEPTH TO WATER(First Encountered) 60.0 ft(16-Dec-03) <br /> REVIEWED BY J.Neely,RG 6927 _ DEPTH TO WATER(Static) 54.0 ft(30-Dec-03) <br /> REMARKS <br /> U) �- z ui <br /> CL <br /> O� X W N p LITHOLOGIC DESCRIPTION z� WELL DIAGRAM <br /> a �0W ' O �© <br /> GM ASPHALT 0.3 <br /> Sandy GRAVEL(GM);very dark grayish brown(10YR 1.0 <br /> 312);moist;10%silt,30%meduim sand,60%coarse <br /> ravel. <br /> Clayey SILT(ML);black(7.5YR 2.511);moist;30% <br /> clay,65%silt,5%fine to medium sand;medium plasticity. <br /> @ 2'- very dark brown(7.5YR 2.512 );30%clay,60% <br /> 5 silt 10%fine to medium sand. <br /> @ 3'- dark brown (7.5YR 312);30%clay,60%silt 5%fine <br /> 7 to medium sand. <br /> 13@ 4'-Sandy Clayey SILT(ML);olive brown(10YR <br /> 28 414);moist;15%clay,50%silt,20%fine to coarse sand; <br /> no plasticity. <br /> • @ 6'-Clayey SILT IML);dark yellowish brown(10YR <br /> 514);hard;moist;30%clay,65%silt,5%fine sand; <br /> s 10 ML medium plasticity. <br /> so e @ 10' -same as above. <br /> +e 15 @ 15'-Silty SAND(ML);dark olive brown(2.5Y 313); <br /> +1 medium dense;moist;20%silt,80%fine to very fine <br /> sand. <br /> I <br /> 18.5 <br /> i 20 Sand SP ;olive brown(2.5Y 414);medium dense; <br /> SP moist;5%silt,95%fine to medium sand. <br /> 0 23.5 <br /> c� <br /> r <br /> J <br /> a g 25 Sand(SW) ;olive brown(2.5Y 413);medium dense; <br /> o +o SW moist;5%silt,95%fine to coarse sand. <br /> 'a <br /> c� <br /> 28.0 Portland Type <br /> III I <br /> m 12 30 SILT ML ;yellowish brown(10YR 5I8);very stiff; <br /> 14 moist; 10%clay,80%silt, 10%very fine sand;no <br /> ML plasticity. <br /> a <br /> a <br /> 0 <br /> 0 <br /> J <br /> 35 1111 1 <br /> 35.0 <br /> Continued Next Page PAG r CF 2 <br />