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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 BORINGIWELL NAME MW-9 <br /> JOBISITE NAME Shell-branded Service Station DRILLING STARTED 05-May-04 <br /> LOCATION 7700 Moreland Street,Stockton DRILLING COMPLETED 13-May-04 <br /> PROJECT NUMBER 0953 WELL DEVELOPMENT DATE(YIELD) 09-Jun-04 50gallons) <br /> DRILLER Gregg Drilling GROUND SURFACE ELEVATION 30 96 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 30 29 ft above msl <br /> BORING DIAMETER 10" SCREENED INTERVAL 55 to 70 fb <br /> LOGGED BY G Mammm DEPTH TO WATER(First Encountered) 60 0 ft(05-May-04) - - <br /> REVIEWED BY A Cool RG 7659 DEPTH TO WATER(Static) 65 5 ft 15-Jun-04 1 <br /> REMARKS <br /> O U F—ar <br /> O z a w a a' U O LITHOLOGIC DESCRIPTION x WELL DIAGRAM <br /> ❑ m=O M x~ w� rn �'' za <br /> a U < w p (7 O�Q <br /> CONCRETE 10 <br /> Clayey SILT(ML),very dark gray(10YR 311),moist, <br /> 20%clay,75%silt,5%fine sand,medium plasticity <br /> 00 MW-9- 5 @5'-brown(10YR 413),15%clay,80%silt,5%fine sand <br /> 55, low plasticity <br /> ML <br /> 00 MW-9- 10 @10'-Sandy SILT(ML),dark yellowish brown(10YR <br /> 1051, 414),moist,5%clay,70%silt,25%fine sand,no plasticity <br /> 130 <br /> 00 MW-9- 15 SM Silty SAND(SM),dark yellowish Drown(10YR 414), <br /> 155, moist,5%clay,20%silt,75%fine sand <br /> 180 <br /> 00 MW-9 20 ML Sandy SILT(ML),dark yellowish brown(10YR 414), <br /> 20 5' moist,5%clay,75%silt,20%fine sand,low plasticity <br /> 230 <br /> r ' <br /> 0 <br /> c9 <br /> 3 <br /> D <br /> U 0 0 MW-9- 26— Silty SAND(SM) dark yellowish brown(10YR 414), Portland Type <br /> ° 25 5' moist,5%clay,20%silt,75%fine sand Illi <br /> CL <br /> c� <br /> 0 <br /> z <br /> z <br /> 5 <br /> N 00 MW-9- 30 SM @30'-5%clay,30%silt,65%fine sand <br /> 30 5' <br /> 0 <br /> a <br /> 0 <br /> O <br /> J <br /> r <br /> 35 <br /> Continued Next Page PAGE r of 2 <br />