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1ROUND1*wTER <br /> EJEJE:] <br /> TECHNOLOGY, INC. <br /> OIL RECCVF;WSYSTEMS Monitoring Well ll Drilling Log <br /> Project <br /> 7-Fleven/Stockton Southland Corn. Sketch Map <br /> - ----_- - Owner --•---•-----._-------.- <br /> Location - <br /> 9036 Thornton Rd . 20-2894 _ <br /> ----,_,------_--_.-_-- Project Number <br /> Dale Drilled 10/2.9/86 Total Depth o! Hole 50-ft .Diameter .10_5-inch <br /> Surface Elevation Water Levet, Initial 34-ft._24-hrs. ._-__-_--- _ <br /> 4 Screen: Dia. 4 inch_ __ Length.-30 ft._ _---Slot Size ._-------._ <br /> Casing: Dia _`�_ 177Ct1-- Length .-'O- --- Type -- T'VC----- <br /> r Sierra PacificG Hollow Stem au gy e Notes <br /> Drilling Company ,]rilling Method <br /> I,. Vera E . Schniew ind <br /> Driller _ ..--- - - - _ - - --- - Log by ----- -- ---- - -- -- -- <br /> C rT <br /> Cs O O <br /> L D a C Q Description/Soil Classilication <br /> `o E E r <br /> w R 7 CL <br /> y Q CO z N Z N <br /> O L) f7 <br /> 0 Silt and (7-raye?l. <br /> o <br /> '- 2 b. GC Dark brown clayey gravel , loose , dry, <br /> '•o no petroleum odor . <br /> 4 - Brown silty clayey sand, some rrravel , <br /> .SC loose , dry, no petroleum oder. <br /> G p (Increase clay) <br /> :o T Brown silt-, clav , slightly moist, no <br /> petroleu-11 odor . <br /> g o <br /> ' Dark brown silty fine-medium sand, <br /> _ some clay, slightly *.Hoist , no <br /> l petroleum odor . <br /> SM <br /> 12 Q ' ' r:radinq into coarser sand. <br /> 1 J <br /> 14- <br /> _16- <br /> Brown <br /> 4 ibBrown silty medium sand, loose, moist, <br /> no petroleum odor. <br /> 1 <br /> S i•?g i Coarse sand lenses . <br /> A 9 <br /> 10 <br /> -20- <br /> 711 <br /> tift Smoist <br /> 22- : Tan silty sandy clay, s , r <br /> medium dense , unidentified odor. <br /> 7 CL <br /> 24 _ 9 <br /> 12 . . <br />