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PEABODY COAL COMPANY - WESTERN DIVISION <br />AQUIFER TEST DATA <br />Mine Seneca II-W Page 1 / 1 <br />State Colorado County Ro Well No. GW-S2W-17-0 <br />Personnel T. Smith, D. Jones T. 5 N ,R. 88 E', Sec. 22 (NW9+, NW'/.) <br />S. <br />Test Type Slug injection <br />Total Well Depth 195 ft. Well Uiameter 4.5 in. Casing Diameter 2 in. <br />Casing Type pvc Type of Screen or Perforation pvc, .020-.025 inch millslo <br />Interval of Screen or Perforation 91.5-101.5, 127.5-137.5, 145-195 <br />Aquifer Wadge Overburden Aquifer Lithology Sandy shale and sandstone <br />Altitude of Land Surface 7132.34 How Determined Surveyed <br />SWL 2.89 How Measured Transducer <br />Ho = 3.25 <br /> <br /> <br /> <br />Date <br />Time <br />(mins) Transducer <br />Readings <br />(% range] <br />H <br />(% range) <br />H/H <br />(%)° <br />10/27/88 0 6.14 <br /> 0.033 5.37 2.48 0.76 <br /> 0.083 4.87 1.98 0.61 <br /> 0.13 4.45 1.56 0.48 <br /> 0.18 4.13 1.24 0.38 <br /> 0.25 3.88 0.99 0.30 <br /> 0.30 3.69 0.80 0.25 <br /> 0.37 3.54 0.65 0.20 <br /> 0.52 3.34 0.45 0.14 <br /> 0.68 3.17 0.28 0.086 <br /> 0.85 3 09 0.20 0.06 <br /> 1.0 3.05 0.16 0.049 <br /> 1.5 3 00 0.11 0.03 <br /> 2.0 2.98 0.09 0.028 <br /> 3.0 2.95 0 06 0 0 <br /> 2 9 0 4 <br /> <br /> <br /> 12 2.90 0.01 0.003 <br /> <br /> <br /> <br /> <br />7-3-5 <br />