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N%MOI CLEARWATER GROUP, INC. <br /> FIELD EXPLORATORY SOIL BORING LOG: MW-3 Sheet 2 of 3 <br /> FIELD LOCATION OF BORING: CLIENT/LOCATION: BORING NO.: BORING DEPTH: BORING DIAMETER: <br /> CHARTERWAY Clarke Est./Stockton, CA MW-3 45.5 Feet 8Inches <br /> TOW,INC. <br /> DRILLING CONTRACTOR: WELL NO.: WELL DEPTH: PLANNED USE: <br /> Mw-1 MW-3 Mitchell Drilling Env. MW-3 45.5 Feet Monitoring <br /> I DRILL RIG TYPE: WELL MATERIAL: SCREEN SLOT SIZE: FILTER PACK: <br /> I\ MW-2 CME 75 2" SCH 40 PVC 0.020" Lonestar#3 Sand <br /> rNORTH \"----- + DRILL RIG OPERATOR: WELL SEAL: <br /> RAILROAD Scott Northart Cement over hydrated bentonite pellets <br /> SAMPLING ESTIMATED SAMPLING METHOD: California split-spoon sampler <br /> PERCENT <br /> MONITORING INSTRUMENT: TE 580E PID <br /> FIRST ENCOUNTERED WATER DEPTH: –37 feet <br /> STATIC WATER DEPTH-DATE: —32 feet-4/9/96 <br /> \\\\\\\\ <br /> 22 \44\\\\\ <br /> \\\\\\\\ <br /> 21 1.7 0 20 80 Sandy SILT (ML); yellow brown; low plasticity; <br /> 1\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ very fine grained sand;hard;dry. <br /> \\\\\\\\ <br /> \\\\444\ <br /> \\\\\\\\ <br /> 22 ii�kt\ii <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> 4\\\\444 <br /> 23 k\\1k1t4 <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> 4\\\\444 <br /> 24 k•. •.�•.t•. <br /> 23 Silty SAND (SM); yellow brown; poorly graded; <br /> k•,k•,\'•,\'•, <br /> 25 ti.\.+.\. <br /> 29 \•;\•;\•;\• very fine to fine grained,rounded sand;dense;dry. <br /> 0 60 40 <br /> 33 <br /> 26 <br /> 27 <br /> SAND(SP);yellow brown;poorly graded;fine to <br /> 28 0 loo o medium grained,rounded sand;dry. (logged from <br /> cuttings) <br /> 29 •\\\\\\\\. <br /> \\\\\444 <br /> 19 <br /> \\\\\\\\ <br /> \\\\\444 <br /> 24 <br /> 30 <br /> zz— <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ Sandy SILT (ML); olive; low plasticity; hard; dry. <br /> 27 ZZZ 0 0 20 80 \\\\\\\\ <br /> 31 <br /> \\\\\\\\ <br /> 32 \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> 33 \4\\\\\\ <br /> \\\\\\\\ <br /> 34 <br /> \\\\\\\\ <br /> 26 \\\\\\\\ <br /> 22 35 \\k\\\\\ <br /> 4\\\\\\\ SILT (ML); olive blue with light blue gray mottles; <br /> \\\\\\\\ <br /> 32 3.1 0 5 95 kkk .. lowp lasticity; trace laminae and burrows; hard; <br /> 36 \\\\\\\\ <br /> \\\\\\\\ saturated. <br /> \\\\\\\\ <br /> 37 <br /> 38 <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\\\ <br /> \\\\\\4\ <br /> \\\\\\\\ <br /> 39 <br /> _77- <br /> 11 <br /> 40 <br />