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PEABODY COAL COMPANY - WESTERN DIVISION <br /> MONITOR WELL LITHOLOGIC LOG <br /> Mine: Nucla East Page 1 / 1 <br /> Monitor Well Name: GW-N34 (893NC) <br /> eologic Unit Monitored: Lower Dakota Coal Underburden <br /> ound Surface Elevation: 681 . 1 (ft-amsi ) <br /> cation: Mine Coordinates N R <br /> • � 6848.8 1122057.1 <br /> N E. <br /> NE 1, NE 1, T 46 S. 9 R 15 W , S 6 <br /> Drilling Date: Start 9/23/87 <br /> Finish 9/23/87 <br /> Drilled By: Winnek <br /> Logged By: Mark Koffler <br /> Geophysically Logge By: Goodwell <br /> Total Depth Drilled: 66.0 ft <br /> FORMATION RECORD <br /> Depth ft Lithologic description of unconsolidated and <br /> From To consolidated units and water horizons <br /> 0.0 4.2 CLAY, sandy <br /> 4.2 4.8 GRAVEL <br /> 4.8 6.2 SAND <br /> 6.2 8.7 SANDSTONE, white (bedrock) <br /> 8.7 20.2 SANDSTONE, brown (wet) <br /> 20.2 21 .6 SHALEY SANDSTONE, black, carbonaceous <br /> 21 .6 28.9 SHALE, gray <br /> 28.9 32. 1 SHALEY SANDSTONE, black, carbonaceous <br /> 32. 1 33.5 COAL, (Lower Dakota) <br /> 33.5 39.2 SHALE, gray <br /> 39.2 42.0 COAL, (Lower Dakota) <br /> 42.0 42.8 'SHALE, gray <br /> 42.8 55.2 SANDSTONE, white, shale stringers <br /> 55.2 60.0 SHALE, gray <br /> T.D. 60.0 <br /> H-16 <br />