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• LOG OF MONITOR WELL TR-4 <br />HYDROLOGIC STUDY AT EDNA, TROUT CREEK <br />AND FISH CREEK MINES, ROUTT COUNTY, COLORADO <br />PITTSBURG 6 MIDWAY COAL MINING CO. <br />Date Drilled: 8/29/79 <br />Location: NW ~, NW k, Sec 19 TSN R85W <br />Logged by: D. Lundy, Brown and Caldwell <br />Drilled by: V. Myers, Lincoln Devore <br />Rig: CME Model 55; 6-inch augers <br />Total Depth: 19 ft <br />Casing Length: 20 ft <br />Elevation Casing Top: <br />Casing Height: 4.1 ft <br />Depth Drill <br />range, time, Character of materials <br />feet minutes <br />0-5 2 TOPSOIL AND SANDY SILT grey to brown; <br />soft, unconsolidated; dry to moist <br />• 5-10 22 SANDY GRAVEL brown and grey pebbles, <br />cobbles and boulders of volcanic rock, <br />granite and sandstone; poorly sorted <br />with silt and sand; consolidated in <br />outcrop in Trout Creek cut bank 15 ft <br />to east; wet <br />10-16 8 SANDY CLAY grey; hard and soft layers; <br />contains fine to coarse sand and few <br />pebbles up to 6mm; wet <br />16-18 35 SANDSTONE (Bedrock) grey; silty clay <br />cement; fine to medium grained; hard and <br />soft layers <br />18-19 2 SHALE black; silty clay; soft; wet <br />well Completion: <br />Well casing is 4-inch ID PVC capped and set to 16.0-ft depth. <br />Casing slotted in depth range 8.0-13.0 ft. <br />Casing gravel packed to 5 ft depth and remaining annulus filled <br />with soil and bentonite pebbles. <br />Static water level was 3.33 ft below ground on 9/4/79. <br />r1 <br />U <br />s'~ <br />