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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) 935-5649 <br /> CLIENT NAME Shell Oil Products US BORING/WELL NAME MW-3 <br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 12-Sep-02 <br /> LOCATION _ 7700 Moreland Street,Stockton DRILLING COMPLETED 12-Sep-02 <br /> PROJECT NUMBER 0953 WELL DEVELOPMENT DATE(YIELD) 17-Sep-02 58 allons j <br /> DRILLER _ Gregg Drilling GROUND SURFACE ELEVATION 29 94 It above MSI <br /> DRILLING METHOD Holtow-stem auger TOP OF CASING ELEVATION 29 41 ft above msl <br /> BORING DIAMETER 10" SCREENED INTERVAL 55 to 70 fb <br /> LOGGED BY G Mammmi DEPTH TO WATER(First Encountered) 62 Oft(12 Sep-02) Q <br /> REVIEWED BY J Neely,RG 6927 DEPTH TO WATER(Static) 61 6 ft(30 Sep-02) 1 <br /> REMARKS <br /> V Q <br /> QO Lu X w a O LITHOLOGIC DESCRIPTION a F WELL DIAGRAM <br /> 0. rn0 Q w 0V :3 (¢} UW <br /> r)LU <br /> OMEN ASPHALT 0 5 <br /> Clayey SILT,(ML),very dark gray(10YR 311),moist, <br /> 15%clay,80%silt,5%fine to medium sand,no plasticity <br /> 00 ,z MW-3- 5 ®5'-dark yellowish brown(10YR 314),very stiff,fine sand <br /> i s 5 5' <br /> 00 so MWII 9' <br /> si 10 <br /> 0 0 ;a MW-3ML <br /> - <br /> xs 14' @14'-Sandy SILT,(II dark brown(10YR 313),hard, <br /> 15 5%clay,75%silt,20%fine sand <br /> u <br /> 00 3a M 93_ 20 019'-dark yellowish brown(10YR 314) <br /> e <br /> 00 20 M2 3 25 024`-Clayey SILT,(ML),olive brown(25Y4/3), 15% <br /> clay,80%silt,5%fine sand,low plasticity Portland Type <br /> 0 <br /> 270 Illi <br /> a <br /> J <br /> Q 7 <br /> 0 10 ,z M293- SM i D,(SM),olive brown (2 5Y 414),medium <br /> a 30 dense,moist,5%clay,35%silt,60%tine sand <br /> 93 320 <br /> c� <br /> e <br /> U 4 1 ,a M3 3 35 SAND,(SP),olive brown(2 5Y 413),medium dense, <br /> moist,5%silt,9D%medium to coarse sand,5%fine <br /> gravel <br /> 1 <br /> on SP <br /> a <br /> . <br /> 00, sub MW-3- I <br /> 39' @39'-Gra Ily SAND,(SP),dark olive gray(5Y 312), <br /> 3 40 <br /> Continued Next Page I Daae i OF z <br />