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Cambria Environmental Technology, Inc <br /> BORING/WELL270 Perkins Street LOG <br /> Sonoma, California 95476 <br /> Telephone (707)935-4850 <br /> Fax (707) 935-6649 <br /> CLIENT NAME Shell Oil Products US BORINGIWELL NAME MW-4 <br /> JOBISITE NAME Shell-branded Service Station DRILLING STARTED 13-Sep-02 <br /> LOCATION 7700 Moreland Street,Stockton DRILLING COMPLETED 13 Sep-02 <br /> Continued from Previous Page <br /> A U H <br /> h w Z a <br /> CL 0 Za � w Q O LITHOLOGIC DESCRIPTION = WELL DIAGRAM <br /> FL m0 m w p � cm7J pw <br /> U❑ <br /> medium to coarse sand, 15%fine sand <br /> i <br /> 420 <br /> 00 ;e MW-4- <br /> 25 44' Sandy SILT,(ML),brown(10YR 4/3),hard,moist,5% <br /> 45 clay,80%silt, 15%fine sand, no plasticity <br /> ML <br /> 00 is MW-4- <br /> 24 49, 50 @49'-olive brown(2 5Y 4/4) <br /> 520 Bentonite Seal <br /> 00 2: MW-4 Monterey <br /> 36 54' SM Sllty SAND,(SM),olive brown(2 SY 4/4),very dense, Sand#2112 <br /> 55 moist,5%clay,30%silt,65%fine sand <br /> 570 <br /> 00 2D MW-4 <br /> 20 59, SAND,(SP),light olive brown(2 5Y 5/4),dense,moist <br /> 60 to wet,5%silt,90%fine to medium sand,5%fine gravel <br /> SP 1 <br /> 4"-diam, <br /> 0 020"Slotted <br /> 00 ,e MW-4- Schedule 40 <br /> 23 64' 65 ®64'-olive brown(2 5Y 4/4),wet,5%silt,95%fine sand PVC <br /> .670 <br /> 5M <br /> 0 027 M 9 4- Silty SAND,(SM),olive brown(2 5Y 4/4),dense,wet, 700 <br /> N 70 5%clay,35%silt 60%fine sand Bottom of <br /> Bonng @ 70 ft <br /> F <br /> 0 <br /> a <br /> LL <br /> i W <br /> P <br /> a' <br /> c� <br /> i <br /> U <br /> O ' <br /> O <br /> a <br /> i <br /> i <br /> JJ <br /> J <br /> W <br /> f <br /> i PAGE 2 OF 2 <br /> r <br />