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3 LOG OF EXPLORATORY BORING PROJECT NUMBER: 2074-001.01 BORING NO.: MW-1 PROJECT NAME: NESTLE PAGE: 3 of 5 BY: D. Galasso„ DATE: 11/15-16/84 SURFACE ELEVATION: ft. PENETRA-GROUND DEPTH w a i RECOVERY PI0 WELL _ TION WATER IN ❑ESCRIPTION DETAIL (it/it) (Ppm) (blws/It1 LEVELS FEET X MU II r J 1.0/1.5 1.5 15 SAND (SP), brown (10YR, 5/3); 5% low-plasticity fines; 95% very;fine to fine sand; medium dense; damp; no product odor. i4 1,3/1.5 1.0 15 45 @45.0': olive gray (5Y', 5/2), slight white mineral i weathering; orange mottling; medium dense; damp; no product odor. SAND WITH SILT (SP-SM), olive gray (5Y, 512); 10-15% low-plasticity fines; 85-90% fine sand; 1 orange mottling; slight white mineral weathering; slight iron-oxide staining; medium dense; damp; no product odor. f i - `. 1.0/1.5 0.5 68 50 GRAVELLY SAND (SP), light olive t)rown (2.5Y, 5/4); low-plasticity fines; 50% fine to coarse sand (f:rn:c = 3:2:1); 45% tine to coarse gravel (f:c = 3:1); very dense; damp; no product odor. i - i i 1.3/1.5 0.2 20 55 SILTY SAND (SM), olive (5Y, 5/3); 25% low-plasticity tines; 75% very fine to fine sand; orange mottling; large amounts of very fine ' muscovite; medjum dense; damp; no product odor. I I I ` 60 REMARKS U0Boringdrilled 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-indh-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 i ASSOCIATES ;i i ;