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GROUNDWATER <br /> LOU TECHNOLOGY, INC. <br /> Monitoring Well 3 Drilling Lop <br /> Project--- Texaco/Stockton Owner Rxaco Refining & Marketing Sketch Mop <br /> Location 4AQ ChartP,�y Project Number_. . 202/150-4150 <br /> Date Drilled- 5/11/89 7otcl Depth of Hole 51 ft. Diameter 10.5 in. SEE SITE PLAN <br /> Surface Eletictlon Water Level lnitlal�5 ft. 24-nour <br /> Screen; Dia, a in- —Length 20 ft•__Slot Size- .020 in. <br /> Casing: Dia 4 = -- ,-Length 31 ft. Tape PVC <br /> Drilling Company Sierra P8C3-f1C Drilling Method Hollow stem Auger <br /> Driller— -A- $chnnhQrnpL Log by M. Ostendorf Notec; <br /> Geologist / Engineer E.K. SYmonis License No. R.G. -,M422 <br /> Description/Solt Classification <br /> (Color. Texture. Structures <br /> 6 inches concrete <br /> • „sw.- Tan, gravelly sand (moist, no product odor) <br /> Black, clayey sand (moist, no product odor) <br /> e <br /> i <br /> sc <br /> 4 <br /> o Tan, clayey salt (very stiff, dry, no product odor) <br /> 0 <br /> A 9 <br /> 8 <br /> D - - - - --- (grades-more=clayey) - - - - <br /> Tan, sandy, silty clay (very stiff,- day, -no-product <br /> - = �- - - - - --odor)T --= - - - <br /> a g <br /> 0 <br /> 0 7 <br /> 72 o C 14 <br /> 0 <br /> 25 <br /> _ o <br /> 4 Tan, clayey y y silt (very staff, dry, no product odor) <br /> i7 <br /> zs <br /> 8 10 <br /> i F tilL <br /> as �oc I <br /> 20 1 (grades Srovn, moist) <br /> O v D ! <br /> 7 <br /> 22 Q 14 <br /> 20 <br /> 24 Gray-brown, silty clay <br /> o �o CL <br /> VIM REV a Page--L-of ? <br />