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Cambria Environmental Technology, Inc BORING/WELL LO G <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 BORIN"ELL NAME MW-2 <br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 20-Sep-02 <br /> LOCATION 7700 Moreland Street,Stockton DRILLING COMPLETED 20-Ser)-02 <br /> PROJECT NUMBER 0953 WELL DEVELOPMENT DATE(YIELD) 24-Sep-02 45 gallons <br /> )— <br /> DRILLER Grean Drilling GROUND SURFACE ELEVATION 31 18 ft above msl <br /> DRILLING METHOD Hollow-stem auger TOP OF CASING ELEVATION 30 76 ft above msl <br /> BORING DIAMETER 10" SCREENED INTERVAL 55 to 70 fb <br /> LOGGED BY G Mammini DEPTH TO WATER(First Encountered) 63 5 ft 20-Se 02 <br /> REVIEWED BY— J Neely, RG 6927 DEPTH TO WATER(Static) 63 0 ft 30-Se 02 1 <br /> REMARKS <br /> co <br /> W z ~� <br /> ° 0 Z a � ¢O LITHOLOGIC DESCRIPTION WELL DIAGRAM <br /> O m 0 X 0 Ir <br /> OL <br /> a U (n w 0 O� <br /> ASPHALT 0 5 <br /> Clayey SILT,(ML) very dark gray(10YR 311),moist, <br /> 20%clay,75%silt,5%fine sand,low plasticity <br /> 00 s MW-2- 5 @5'-dark brown(10YR 3/3),very stiff <br /> g 5 5' <br /> 00 ,4 MW-2-9' <br /> @9'-Sandy SILT,(ML),5%clay,80%silt, 15%fine <br /> 10 sand, no plasticity <br /> ML <br /> 14 <br /> 00 is M 4? 15 @ 14'-5%clay,70%silt,250/6 fine sand <br /> 00 io M 92 20 019'-dark yellowish brown(10YR 314) <br /> 00 iz MW-2 <br /> a t5 24' <br /> —25— <br /> a <br /> 5 Portland Type <br /> 0 <br /> 270 l/1l <br /> F- <br /> J <br /> Q <br /> "2' <br /> Q <br /> 0 0 0 15 M29" SAND,(SP),brown(10YR 5/3),medium dense,moist, <br /> a <br /> 30- <br /> 5%silt,95%fine sand <br /> d 0 D 1C MW 2 <br /> v 13 34' 35 SP <br /> 0 <br /> v <br /> (a� <br /> p 11 <br /> M3? 039'-G yelly SAND,(SP),light olive brown(2 5Y 5/3), <br /> 401 1 <br /> I Continued Next Page PAGE r of 2 <br /> I ti i i <br />