GENERAL50821

• Permit No: C1980007
• IBM Index Class Name: General Documents
• Doc Date: 3/19/2007
• Doc Name: Draft EIS Deer Creek Shaft/E-Seam MDWs
• From: Forest Service
• To: DRMS
• Permit Index Doc Type: General Correspondence
• Media Type: D
• Archive: No

Table of Contents '
'
List of Tables
Table 2-1 Raisebore/Blindbore Vs. Conventional Shaft Construction ........................................ ..17

Table 2-2 Design Criteria ...................................................................................................................22 t
Table 2-3 Comparison of Alternatives ............................................................................................ ..32
Table 3-1 State of Colorado and National Ambient Air Quality Standards ............................... ..37

Table 3-2 Summary of Soil Resources .............................................................................................
..51 '
Table 3-3 Anticipated Acres Disturbed by Soil Map Unit Under the Proposed Action ...............55
Table 3-4 Acres Of Vegetation Cover Types In The Project Area, Potential Methane

Drainage Well Locations, Deer Creek Shaft, and Staging Areas ...........................
..57 ,
Table 3-5 GMUG Sensitive Plants, Habitats, and Occurrence ..................................................... ..60
Table 3-6 Anticipated Acres of Cover Type Disturbance Under the Proposed Action ................63 '
Table 3-7 Acres of Riparian Cover Types in Road Disturbance Buffers and Potential
Methane Drainage Well Locations ..............................................................................65
Table 3-8 Summary Determination of Impacts on Forest Service Sensitive Plants ................... ..67 ,
Table 3-9 Management Indicator Species for the GMUG National Forests (May 2005) .............70
Table 3-10 Threatened, Endangered and Sensitive Species Potentially to Occur within the
Project Area ..................................................................................................................76 ,
Table 3-11 Summary of Impacts on Threatened, Endangered and Sensitive Species ................ ..92
Table 3-12 Existing NFSRs Under RUP to MCC that will be Used to Access the Project
Area .............................................................................................................................. 102 '
Table 3-13 Potential Acres of Cover Type Disturbance for the Proposed Action ...................... 110
Table 3-14 Life of Mine Potential Loss in Animal Unit Months Under the Proposed Action... lll
Table 3-15 Population by Category, 1990 and 2000, Delta County and the State of '
Colorado ...................................................................................................................... 115
Table 3-16 Minority or Low-income Populations Delta County and State of Colorado, 2004.. 116
Table 4-1 Interdisciplinary Team Members ................................................................................... 123 '
Table 4-2 Tetra Tech, Inc ................................................................................................................. 124
List of Figures '
Figure 1. Project Location Map ...........................................................................................................3
Figure 2. No Action Alternative .........................................................................................................14

Figure 3. Proposed Action ..................................................................................................................15 '
Figure 4. Typical Shaft Construction ................................................................................................17
Figure 5. Project Area Surface Water and Wetland Features ........................................................40

Figure 6. Slope .....................................................................................................................................48 '
Figure 7. Geologic Hazards ................................................................................................................49
Figure 8. Soils ......................................................................................................................................54

Figure 9. Vegetation Types .................................................................................................................58 '
Figure 10. Reclaimed Methane Drainage Well .................................................................................68
Figure 11. Lynx Analysis Areas and Habitat .................................................................................. .75 '
Figure 12. Roads ................................................................................................................................ 103
Appendices ,
APPENDIX A Regional Office Roadless Area Compliance .....................................................141
APPENDIX B MSHA Handbook and Methane Control .............................................................153
ii Deer Creek Ventilation Shaft and E Seam Methane Drainage Wells DEIS ,