GENERAL51772

• Permit No: C1981033
• IBM Index Class Name: General Documents
• Doc Date: 12/11/2001
• Doc Name: Federal Lease COC-42481 Part 8 of 8
• Permit Index Doc Type: Other Permits
• Media Type: D
• Archive: No

• TABLE OF CONTENTS
Introduction ..................................................... 1
Proposed Decision ................................................ 1
Summary ...................................................... 2
The Review Process .......................................... 2
Description of the Environment .................................. 3
Land Use .................................................. 3
Cultural and Historic Resources .................................. 4
Climatological Information and Air Resources ........................ 5
Geology .................................................. 6
Hydrologic Balance ........................................... 7
Ground Water ......................................... 7
Surface Water ......................................... 8
Water Rights and Replacement .................................. 8
Soils ..................................................... 9
Vegetation ................................................ 9
Fish and Wildlife ........................................... 10
Description of Operations and Reclamation Plan ...................... 10
• Findings of the Colorado Division of Minerals and Geology 12
:::::::::::::::::::
Explanation of Findings 12
SECTION A ............................................... 12
Findings Required by Rule 2.07.6(2) ......................... 12
SECTION B ............................................... 15
I. Roads -Rule 4.03 ................................ 15
II. Support Facilities -Rule 4.04 ......................... 16
III. Hydrologic Balance -Rule 4.05 ....................... 16
IV. Topsoil ........................................ 21
V. Sealing of Drilled Holes and Underground Openings ......... 21
VI. Use of Explosives ................................. 22
VII. Disposal of Excess Spoil ............................ 22
VIII. Coal Mine Waste Banks ............................ 22
IX. Coal Mine Waste ................................. 22
X. Backfilling and Grading ............................. 22
XI. Revegetation .................................... 24
XII. Post-Mining Land Use .............................. 26
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 .............. 29
XVII. Operations on Alluvial Valley Floors .................... 29
• XVIII. Operations on Prime Farmland ........................ 32
XIX. Mountaintop Removal .............................. 33
XX. Operations on Steep Slopes .......................... 33