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LOG OF EXPLORATORY BORING PROJECT NUMBER 2074-00101 BORING NO MW-1 PROJECT NAME NESTLE PAGE 5 of 5 BY D. Galasso DATE 11/15-16/94 SURFACE ELEVATION ft. Q- L _ RECOVERY pip PENETRA-GROUND DEPTH �j WELL (Tt/it) (ppm) TION WATER IN c.J DESCRIPTION (bless/it) LEVELS FEET < C>0 L_ DETAI J 12/15 0 4 24 SILTY SAND (SM) continued —_ @80 0 light olive gray (5Y, 6/2) 25-30% _ low-plasticity fines 70-75% fine to medium sand = - (f m = 4 1) trace coarse sand massive orange mottling manganese and iron-oxide staining — medium dense damp to moist no product odor — 1 ' 1 5/1 5 04 3685 @°5 0 light olive brown (2 5Y 5/3) 25-30% — low-plasticity fines 70-75% fine to coarse sand = (f m c = 3 2 1) white and orange mottling = manganese and iron-oxide staining dense damp no product odor ' 1 5/1 5 10 28g0 @90 0 30-35% low-plasticity fines 65-70% fine � ,v*re4 to medium sand (f m = 4 1) _ SAND (SP) olive gray (5Y 4/2) 5% — fow-plasticity fines 90% fine to coarse sand = (f m c = 4 1 1) 5% tine gravel rounded medium dense wet no product odor ' SILTY CLAY (CL-CH) light olive brown (2 5Y, _ 5/3) 95% medium to high-plasticity fines 5% fine —_ sand orange mottling manganese and Iron-oxide — ' 1 5/1 5 00 95 staining damp no product odor SANDY CLAY (CL-CH) light olive brown {2 5Y, 5/3) 60-65% medium to high-plasticity fines 35-40% fine sand orange mottling manganese and Iron-oxide staining damp, no product odor BORING TERMINATE❑ AT 98 0 FEET BELOW GROUND SURFACE 100 REMARKS Boring drilled with 10-inch-diameter hollow-stem auger equipment Boring sampled every five feet with a modified California split-spoon sampler Boring completed as a 4-inch-diameter PVC monitoring well Well construction information is presented in Well Details and shown graphically on this log See explanation sheet for definition of symbols in Well Detail and Samples columns on this log EMCON assocrATEs i -