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MONITORING WELL LOG <br /> • PROJECT NAME Nelson Ready-Mix Site LOG OF WELL. MW-2 <br /> SITE ADDRESS 1040 Moffat Boulevard TOTAL DEPTH (ft) 235 <br /> Ripon,California WELL DIAM In 2 <br /> DATE STARTED 5/29/1998 DRILLER/COMPANY Dave Gonzales <br /> DATE COMPLETED 512911998 Spectrum Exploration <br /> DRILLING METHOD Hollow-stem Auger GEOLOGIST/ENGINEER Joseph Ramage, R G #5856 m <br /> Continuous Core Ramage Environmental <br /> J <br /> O ^+ <br /> d I <br /> O <br /> CL <br /> W DESCRIPTION N LL_ <br /> E _jw U) o x <br /> f- q n a m U) <br /> LU Cn a u¢iz �o <br /> WELL COMPLETION Expansion Cap Dolphin Lock <br /> 8-inch diameter street box(flush mount) <br /> 0 Dark brown sandy loam, loose dry no petroleum odor 0 <br /> 1 1 <br /> 2 SW GRAVELLY SAND- Medium-coarse sand 2 <br /> 3 with rounded gravel(up to 1-inch diameter), 3 <br /> 4 Light brown dry-moist,loose, no petroleum odor 4 <br /> • 5 Some thin cemented zones 5 <br /> 6 6 <br /> 7 ML CLAYEY SILT Some fine sand, roots horizontal 7 <br /> 8 layering, light brown,moist no petroleum odor 8 <br /> g 9 <br /> 10 SIP SAND Coarse basal sand fining-upward to fine-medium 10 <br /> 11 sand brown, loose moist-wet no petroleum odor 11 <br /> 12 Encountered saturated sod and groundwater at 13'bgs 12 <br /> 13 13 <br /> 14 MW2-14 SM SILTY SAND- Fine to medium sand with some silt 14 <br /> 15 abundant mica brown with reddish patches, 15 <br /> 16 moist-wet medium dense no petroleum odor 16 <br /> 17 (Thin zones of clayey fine sand) 17 <br /> 18 (Thin zones more cemented and root bearing) 18 <br /> 19 19 <br /> 20 20 <br /> 21 MW2-21 ML SANDY SILT Mostly silt with some fine sand and 21 <br /> 22 eeoo 25%clay some mottling, light brown moist 22 <br /> 23 no petroleum odor 23 <br /> 24 24 <br /> 25 Terminated boring at 23 5 feet, Installed monitoring well,surged 25 <br /> • 26 (Sch 40 pvc 0 020-in slot,#3 Sand Bentonite pellets) 26 <br /> 27 27 <br /> 28 28 <br /> 29 29 <br /> 30 30 <br /> Page 1 of 1 <br />