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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 /> iCLIENT NAME Egurva Services LLC BORING/WELL NAME MW-4 <br /> JOB/SITE NAME Shell-branded Service Station DRILLING STARTED 08-Nov-01 <br /> LOCATION 4315 Waterloo Road Stockton CA DRILLING COMPLETED 08-Nov-01 <br /> PROJECT NUMBER 1359 WELL DEVELOPMENT DATE(YIELD) 14-Nov-01 (41 gallons)____ <br /> DRILLER _Gregg Drilling GROUND SURFACE ELEVATION 32 17 It above msl <br /> DRILLING METHOD Holtow-stem augerTOP OF CASING ELEVATION 31 62 ft above msi <br /> BORING DIAMETER 10-inch _..._ ,._ . __ ••-•- SCREENED INTERVAL 47 to 72 ft bus. <br /> LOGGED BY G Mammirn DEPTH TO WATER(First Encountered) 69 0 It(08-Nov-01) <br /> REVIEWED BY J Neely, RG 6927 _ DEPTH TO WATER(Static) 61 8 H 16-Nov-01 1 <br /> REMARKS <br /> N <br /> U Cl) <br /> Q �1co- LU Z r y� <br /> La 0 0- X .0 ¢O LITHOLOGIC DESCRIPTION z= WELL DIAGRAM <br /> O� ccw <br /> 0 <br /> S HA 0 5 <br /> Clayey SILT.(ML),very dark grayish brown(10YR 312), <br /> moist,20%clay,75%silt,5%fine sand,low plasticity <br /> 00 4 MW-4-5' S 05'-dark brown(10YR 3/3),hard,15%clay,80%silt,5% <br /> fine sand <br /> s , <br /> 0 0 a MW-4-9 09'_San SILT,(ML),dark yellowish brown(10YR <br /> 10 414),very stiff,5%clay,65%silt,30%fine sand,no <br /> ML plasticity <br /> 22 <br /> 00 23 u M144- 014'-hard <br /> 15 <br /> 00 is MW-4- <br /> 2z 19 019'-Clavev SILT,(ML),dark yellowish brown(10YR <br /> 20 4/4).15%clay,80%silt,5%fine sand,low plasticity <br /> 220 Portland Type <br /> Ill I <br /> 0 022 M24' Silty SAND,(SM),dark yellowish brown(10YR 414), <br /> 25 dense,moist,5%clay,30%silt,65%fine sand <br /> SM <br /> 0 <br /> 00 i3 MW-4- <br /> D 23 29' 30 029'-20%silt,80%fine sand <br /> w <br /> a <br /> .320 <br /> 00 223 MW-4- <br /> 31 34' Sa�LT,(ML),light olive brown(2 5Y 5/4),hard, <br /> 35 moist,5%clay,75%silt,20%fine sand,no plasticity <br /> 0 <br /> a <br /> � <br /> 00 3'5 MW-4- <br /> W ao 40 039'-olive brown(2 5Y 4/4),5%clay,60%silt,35%fine <br /> 3 <br /> Continued Next Page GlaE '—"j2 <br />