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PEABODY COAL COMPANY - WESTERN DIVISION <br />AQUIFER TEST DATA <br />Mine Wucla East Page 1 / 2 <br />State Colorado aunty i+bn r e Well No. GW-tJ14 <br />• Personnel John Cochran, Mark KofflerT. 47 N ,R. i6 E', Sec. 36 <br />S. <br />Test Type Slug Withdraw <br />Total Well Depth 95.0 ft. Wel Diameter~~7 7/g~- ~in. Casing Diameter 4.0 in. <br />Casing Type pVC Type oar Perforation Mii-Slotted <br />Interval of Screen or Perforation 80.1 - 95.0 <br />Aquifer Dakota Coal qui er Litho ogy_ <br />Altitude of Lan Surface 5711.68 How Determi <br />SWL ft. 58.79 How Measured <br />1 <br />• <br />nco bans <br />H 1.5Z r`t. <br />0 <br />Date Time <br />(mins,) Water Level <br />(ft,) H <br />(ft.) H/Ho ~ <br />8/19/87 0.000 60.s1 1.52 1.000 <br /> 0.166 60.30 1.51 .993 <br /> 0.330 60.25 1.45 .980 <br /> 0.500 60.27 1.48 .974 <br /> 0.866 60.26 1.47 .967 <br /> 1.33 60.25 1.46 .961 <br /> 2.00 60.24 1.45 .954 <br /> 2.50 60.23 .144 .94J <br /> 3.00 60.21 1.42 .934 <br /> 3.50 60.20 1.41 .528 <br /> 4.OU 60.19 1.40 .921 <br /> 5.00 60.17 1.38 .908 <br /> 6.00 60.16 1.37 .901 <br /> 7.00 60.13 1.34 ,b82 <br /> 8.00 60.11 1.32 .b68 <br /> 9.00 60.09 1.30 .855 <br /> 10.00 60.08 1.25 .849 <br /> 13.00 60.00 1.21 .796 <br /> 17.00 59.95 1.16 .763 <br /> 20.00 59.89 1.10 .724 <br /> 25.00 59.81 1..02 .671 <br /> 30.00 59.75 .56 .632 <br /> 35.00 59.68 .89 .585 <br /> 40.00 55.62 .83 .546 <br /> 45.00 59.55 .76 .500 <br /> 50.00 59.50 .71 .467 <br />7-2-23 Revised 04/11/88 <br />