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<br />TABLE Att 2.05.3(3)-2-4 <br />SEDIMENTATION POND 007 DESIGN -SOILS INFORMATION <br />NEW HORIZON MINE, COLORADO <br />Soil Type Hydrologic "k" <br />or Area Soil Grouo Factor <br />18/F-2 D 0.14 <br />5810/26-1 B 0.17 <br />5810/7C-2 B 0.17 <br />5810E/D-2 B 0.17 <br />58101/36-2 B 0.17 <br />58101/7C-1 B 0.17 <br />9904/D-1,2 D 0.22 <br />9904/F-2 D 0.22 <br />1 E D 0.30 <br />1 E W D 0.24 <br />20C C 0.24 <br />30C C 0.31 <br />70B B 0.34 <br />808 D 0.32 <br />810 D 0.24 <br />• Reclaimed C 0.25 <br />Active Pit + Spoil Piles C 0.21 <br />Non-topsoiled Regraded Spoil C 0.23 <br />Topsoil Removed D 0.32 <br />98A B 0.24 <br />98B D 0.10 <br />98C D 0.28 <br />98D C 0.32 <br />98E B 0.28 <br />98F B 0.34 <br />98G C 0.34 <br />98 H C 0.28 <br />This table was revised to include the soils 98A through 98H found in the amendment area. The <br />values for the the hydrologic soil type and the "k" factor were developed from the site specific <br />soil survey and the help of the local SCS office in Montrose. <br />Source: Gary Wendt, Soil Scientist, Peabody Coal Company (September 15, 1986 and March <br />7, 1988). <br />• Attachment 2.05.3(3)2- 5 <br />