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MONITORING WELL LOG I <br /> SAMPLINGI <br /> BORING DMW-2 ' <br /> DRILLING METHOD Hollow Stem Auger <br /> ICU o WATER LEVEL 68 5 FEET <br /> Q DATE COMPLETED 7/26/90 <br /> LU ICL <br /> _ I <br /> E c <br /> "' m I " SYMBOLS DESCRIPTION 35 <br /> 35 ' ML <br /> C 47 2 7 Increase in gram size with depth <br /> i <br /> i <br /> ----------------- <br /> CL YELLOWISH—RED TO GREENISH—GRAY SILTY CLAY a <br /> I40 ' abundant btack molding low plasticity <br /> C 43 4 5 <br /> I <br /> 45 ' S <br /> C 28 4 5 Color change to olive-gray decrease in black mottling <br /> C) o <br /> s � <br /> c� <br /> w <br /> L o <br /> W <br /> W LO <br /> LV <br /> Z—' 50 0 w <br /> C 32 4 5 ' Slight increase m silt with depth <br /> CLLLJ <br /> a <br /> Q v <br /> 5w -- <br /> YELLOWISH—GREEN GRAVELLY SAND fine to coarse grained a <br /> 55 ' gravel up to 30 mm gravel subrounded predommanily 5LO <br /> feldspar and quartz damp �+ <br /> C 22 4 5 ~ <br /> o <br /> z <br /> � t <br /> ML BROWN SANDY SILT fine grained santl abundant mica k <br /> 60 0 <br /> C 40 4 5 ' <br /> 5 a — <br /> 65 ' — "' <br /> C 70 a 5 Abundant iron oxide staining moist � z <br /> 0 <br /> — w <br /> — w <br /> _ _ w <br /> 5W — YELLOWISH—BROWN GRAVELLY SAND line to coarse grained = Ln <br /> sand gravel up to 10 mm subrounded grams predominantly <br /> 70 quartz and feldspar saturated 0 <br /> AMERICAN FOREST PRODUCTS <br /> Stockton, California <br /> Dames 8 Moore APRIL 1992 <br /> 15884-012-044 Page 2 of 3 <br />