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S.1-4 <br /> El GROUNDWATER <br /> TECHNOLOGY, INC. Monitoring Well 15A <br /> Drilling Log <br /> 3 <br /> Description/Soil Classification <br /> s (Color, Texture, Structures) <br /> Brown, fine sand (very well sorted, medium dense, <br /> moist, no product odor) (cont'd.) <br /> 26 F <br /> G e ND S P'. (grades reddish—brown) <br /> _ 30 - <br /> ND <br /> 0ND Tan, gravelly, coarse sand (moderately well <br /> j :< sorted, medium dense, dry, no product odor) . <br /> 32 e:l <br /> :n: SP•; (grades well sorted) <br /> 34 i <br /> .0 H (grades less gravel) i <br /> 36 ND Brown, sandy silt with some gravel (stiff, <br /> o; :o moist, no product odor) . I <br /> M <br /> 38 <br /> f <br /> 40 <br /> ND <br /> " Medium brown, silty, fine sand (poorly sorted, <br /> .o <br /> dense, moist, no product odor) . <br /> 42 ; ; ; ; (grades some grey mottling) <br /> 44 0 <br /> ND ' SM' (grades some gravel) <br /> ' O <br /> ¢6 (grades well sorted) <br /> 0 <br /> 48 ND <br /> f <br /> :o 4 4- <br /> -7 ! <br /> J 0 ` Z Encountered Water 8/7/89 (1356 hours) . <br /> Ic <br /> Light brown, fine sand with abundant micas and <br /> rJ 2 some organics (moderately well sorted, dense, <br /> o wet, no product odor) . <br /> o. .SP ; <br /> ,( (grades very fine grained) <br /> .0 L (grades silty) <br /> rJ 4 , ND (grades less mica) <br /> C Brown, very fine sandy silt with some micas <br /> :> <br /> RML stiff, moist, no product odor).__ _. __j <br /> u AKH 21.t. 1959 - 9ev. c <br />