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WEISS ASSOCIATES WELL MW-2 LITHOLOGY DESCRIPTION aY 0 0 s a a s Asphalt Baserock 011y PAND(OM),Wdllh bf9Wf}I low danip,30 to 40%slit,NO allmoled pormenbllity 5 5 z Becomes orangish brown at 5.5 ft. LU 4" PVC Casing 16 10 — LU - U Increasing silt content to 50%at 15 ft. - - - - - -- - -- - - - - - -- - - - - - j Sandy SILT(ML),reddish brown,medium N stiff,damp,20 to 30%fine to medium grained sand,<5%clay,weathered silty 15 15 +: sand pebbles to 112"diameter,low to p Grout _ _ '_ moderate estimated permeability Z - - - - _ _ - Silty SAND(SM),reddish brown,medium tr _ dense,with 30 to 40%silt,medium to coarse grained sand,moderate estimated 20 _ _ permeability 20 Sandy SILT(ML),brown,soft to medium stiff damp,5 to 10%very fine grained sand - with muscovite flecks, high estimated permeability U-1 Silty SAND(SM),reddish brown, medium 25 25 _, dense,damp,20 to 30%silt,moderate to +-t high estimated permeability Bentonite seal - T -- - - -- -- - _ --- Silty CLAY(CL),brawn,stiff,damp to moist, r #3 Sand LU _—_ with 20 to 30%silt,moderately plastic,low CL estimated permeability 30 — 30 -- Sandy SILT(ML),yellow,medium stiff,with Slotted --. . very fine grained sand,slight to moderate 4" PVC ........ sweet oily odor,low estimated permeability casing 10.5"35 95 EXPLANATION Z Water level during drilling (date) Location of split tube drive sample SZ Water level (date) , Location of split tube drive Contact (dashed where approximate) sample In brass tube 11--still Gradational Contact Plug sample Well Construction Details and Subsurface Litliology - Well MW-2 (WMA)