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PEABODY COAL COMPANY - WESTERN DIVISION <br />MONITOR WELL LITHOLOGIC LOG <br />Mirie: Nucla Page 1 / 1 <br />Monitor Well Name: GW-N4R (880NC) <br />Geologic Unit Monitored: Lower Dakota Coal <br />Grr~und Surface Elevation: g (ft-anisi) <br />Location: Mine Coordinates N E <br />.. 603783.5 1112°0.1 <br />N E. <br />SW #, NW 1;, T 47 S., R 16 W S~_ <br />Drilling Date: Start <br />Finish <br />Drilled By: Winnek <br />Logged By: John Cochran <br />Geophysics y Lo9ge By: Goodwell <br />Total Depth Drilled: 44.5 ft <br />FORMATION RECORD <br />Depth ft <br />From To Litho ogic description of uriconso ~ ated~- <br />consolidated units and water horizons <br />0.0 4.2 CLAY, red brown <br />4.2 9.5 SANDSTONE, tan <br />9.5 9.9 SANDSTONE, gray <br />9.9 11.4 SANDSTONE, red <br />11.4 11.8 COAL, smutty <br />11.8 16.1 SHALE, gray <br />16.1 19.0 SANDSTONE, gray <br />19.0 19.2 SHALE, gray <br />19.2 19.5 SANDSTONE, gray <br />19.5 23.7 SANDSTONE, tan <br />23.7 25.7 SANDSTONE, dark gray to gray <br />25.7 26.9 'SANDSTONE, tan <br />26.9 27.2 SHALE, black <br />27.2 28.5 SHALE, gray, sandy <br />28.5 29.6 SANDSTONE, ra <br />29.6 35.3 SHALE, gray <br />35.3 36.2 SHALE, black <br />36.2 36.5 SHALE, gray <br />36.5 44.3 COAL, (Lower Dakota) <br />44.3 44.5 SHALE, gray <br /> <br /> T.D. 44.5 <br /> <br /> <br /> <br />• <br />• <br />H-8 <br />