GENERAL30918

• Permit No: C1981033
• IBM Index Class Name: General Documents
• Doc Date: 11/14/2003
• Doc Name: Proposed Decision & Findings of Compliance For RN4
• Permit Index Doc Type: Findings
• Media Type: D
• Archive: No

TABLE OF CONTENTS
Introduction ...................................................................................................................................................1
Proposed Decision .........................................................................................................................................1
Summary ......................................................................................................................................... ............... 2
The Review Process ........................................................................................................... ...............2
Description of the Environment ......................................................................................... ...............4
Land Use ........................................................................................................................... ...............4
Cultural and Historic Resources ........................................................................................ ...............5
Climatological Information and Air Resources .................................................................. ...............5
Geology ............................................................................................................................. ...............6
Hydrologic Balance ........................................................................................................... ...............7
Groundwater ......................................................................................................... ............... 7
Surface Water ....................................................................................................... ...............8
Water Rights and Replacement .......................................................................................... ...............9
Soils ................................................................................................................................... ............... 9
Vegetation ......................................................................................................................... .............10
Fish and Wildlife ............................................................................................................... .............10
Description of Operations and Reclamation Plan .............................................................. .............11
Findings of the Colorado Division of Minerals and Geology ......................................................... .............13
Explanation of Findings .................................................................................................... .............13
SECTION A ...................................................................................................................... .............13
Findings Required by Rule 2.07.6(2) ................................................................... .............13
SECTION B ...................................................................................................................... .............16
I. Roads -Rule 4.03 .................................................................................... .............16
II. Support Facilities -Rule 4.04 .................................................................. .............17
III. Hydrologic Balance -Rule 4.05 .............................................................. .............17
IV. Topsoil ..................................................................................................... .............23
V. Sealing of Drilled Holes and Underground Openings ............................. .............23
VI. UseofExplosives .................................................................................... .............23
VII. Disposal of Excess Spoil ......................................................................... .............23
VIII. Coal Mine Waste Banks .......................................................................... .............23
IX. Coal Mine Waste ..................................................................................... .............23
X. Backfilling and Grading .......................................................................... .............24
XI. Revege[ation ............................................................................................ .............25
XII. Post-Mining Land Use ............................................................................. .............27
XIII. Protection of Fish, Wildlife, and Related Environmental Values ............ .............27
XIV. Protection of Underground Mining ......................................................... .............28
XV. Subsidence Control .................................................................................. .............28
XVI. Concurrent Surface and Underground Mining ........................................ .............30
XVII. Operations on Alluvial Valley Floors ...................................................... .............30
XVIII. Operations on Prime Farmland ................................................................ .............32
XDC. Mountaintop Removal ............................................................................. .............32
XX. Operations on Steep Slopes ..................................................................... .............33
XXI. In Situ Processing ................................................................. ..........33
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