2008-06-09_PERMIT FILE - C1980007 ‎(5)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 6/9/2008
• Doc Name: Exhibit 79 Deer Creek Shaft and E Seam Methane Drainage Wells Project Final-August 2007
• Section_Exhibit Name: Exhibit 80 Drilling Activities - TR111
• Media Type: D
• Archive: No

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Table of Contents
List of Tables
Table 2-1 Design Criteria .................................................................................................................... 22
Table 2-2 Comparison of Alternatives ............................................................................................... . 49
Table 3-1 State of Colorado and National Ambient Air Quality Standards ...................................... . 58
Table 3-2 Summary of Soil Resources ................................................................................................ 73
Table 3-3 Maximum Acres Disturbed by Soil Map Unit Under the Proposed Action ....................... 77
Table 3-4 Acres of Vegetation Cover Types In The Project Area ...................................................... 79
Table 3-5 GMUG Sensitive Plants, Habitats, and Occunence .......................................................... . 82
Table 3-6 Maximum Acres of Cover Type Disturbance Under the Action Alternatives ................... 85
Table 3-7 Approved Mountain Shrub Habitat Seed Mix ................................................................... . 86
Table 3-8 Acres of Riparian Cover Types in Road Disturbance Buffers and Potential Methane
Drainage Well Locations ............................................................................................... 88
Table 3-9 Summary Determination of Impacts on Forest Service Sensitive Plants ........................... 89
Table 3-10 Management Indicator Species for the GMUG National Forests (May 2005) ................. 93
Table 3-11 Threatened, Endangered anal Sensitive Species With the Potential to Occur in the
project area ................................................................................................................... 101
Table 3-12 Water Depletions associated with Mineral Activities in the North Fork Gunnison
River, GMUG NF ........................................................................................................ 115
Table 3-13 Summary of Impacts on Threatened, Endangered and Sensitive Species ...................... 121
Table 3-14 Existing NFSRs Under RUP to MCC that will be Used to Access the Project Area..... 132
Table 3-15 Maximum Acres of Cover Type Disturbance ................................................................. 140
Table 3-16 Life of Mine Potential Loss in AUMs ............................................................................ 141
Table 3-17 Population by Category, 1990 and 2000, Delta County and the State of Colorado ...... 145
Table 3-18 Population by Category, 1990 and 2000, Gunnison County and the State of
Colorado ....................................................................................................................... 146
Table 3-19 Minority or Low-income Populations Delta County and State of Colorado, 2004........ 147
Table 3-20 Summary of Economic Benefit from West Elk Mine by Alternative ............................ 149
Table 4-1 Interdisciplinary Team Members ...................................................................................... 155
Table 4-2 Tetra Tech, Inc .................................................................................................................. 156
Table 5-1 DEIS Comments and Responses ...................................................................................... 159
List of Figures
Figure 1. Project Location Map ............................................................................................................ 4
Figure 2. No Action Alternative ......................................................................................................... 14
Figure 3. Proposed Action .................................................................................................................. 16
Figure 4. Typical Shaft Construction .................................................................................................. 17
Figure 5. Alternative 3 - No Activity in Roadless ............................................................................. 43
Figure 6. Project Area Surface Water and Wetland Features ............................................................. 64
Figure 7. Slope .................................................................................................................................... 70
Figure 8. Geologic Hazards ................................................................................................................. 71
Figure 9. Soils ..................................................................................................................................... 76
Figure 10. Vegetation Types ............................................................................................................... 80
Figure 11. Reclaimed Methane Drainage Well ................................................................................... 91
Figure 12. Lynx Analysis Areas and Habitat ...................................................................................... 98
Figure 13. Mount Gunnison LAU and the Project Area ..................................................................... 99
Figure 14. Roads ............................................................................................................................... 133 •
ii Deer Creek Ventilation Shaft and E Seam Methane Drainage Wells FEIS