Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment i 

TABLE OF CONTENTS 

CHAPTER 1 —INTRODUCTION ............................................................................................................................1-1 

1.1 INTRODUCTION .............................................................................................................................................1-1 

1.2 DESCRIPTION OF THE PLANNING AREA .........................................................................................................1-1 

1.3 PURPOSE AND NEED FOR THE LAND USE PLAN AMENDMENTS .....................................................................1-2 

1.4 READER’S GUIDE ..........................................................................................................................................1-3 

1.4.1 Reader’s Guide to This Document ........................................................................................................1-3 

1.4.2 Reader’s Guide to the EIS Process ........................................................................................................1-4 

1.5 NATIONAL GREATER SAGE-GROUSE PLANNING STRATEGY .........................................................................1-7 

1.6 PLANNING PROCESS ......................................................................................................................................1-9 

1.7 PLANNING ISSUES ....................................................................................................................................... 1-11

1.7.1 Issues Addressed ................................................................................................................................. 1-11

1.8 PLANNING CRITERIA ................................................................................................................................... 1-15

1.9 RELEVANT STATUTES, LIMITATIONS, AND GUIDELINES.............................................................................. 1-18

1.10 RELATIONSHIP TO OTHER PLANS ................................................................................................................ 1-19

CHAPTER 2 —ALTERNATIVES ............................................................................................................................2-1 

2.1 INTRODUCTION .............................................................................................................................................2-1 

2.2 DEVELOPMENT OF ALTERNATIVES................................................................................................................2-1 

2.2.1 Alternatives Development Process ........................................................................................................2-1 

2.2.2 Alternatives and Management Options Considered But Eliminated From Detailed Analysis ..............2-2 

2.3 MANAGEMENT GUIDANCE COMMON TO ALL ACTION ALTERNATIVES .........................................................2-5 

2.3.1 Monitoring ............................................................................................................................................2-5 

2.3.2 Adaptive Management ..........................................................................................................................2-7 

2.3.3 Mitigation ..............................................................................................................................................2-8 

2.4 SUMMARIES OF THE ALTERNATIVES ........................................................................................................... 2-10

2.4.1 Alternative A (No Action Alternative-Continuation of Existing Management) ................................. 2-10

2.4.2 Alternative B ....................................................................................................................................... 2-10

2.4.3 Alternative C ....................................................................................................................................... 2-10

2.4.4 Alternative D ....................................................................................................................................... 2-11

2.4.5 Alternative E (Preferred Alternative) .................................................................................................. 2-11

2.5 MANAGEMENT GOALS AND OBJECTIVES .................................................................................................... 2-11

2.5.1 Management Goals for Alternatives A, D and E ................................................................................. 2-11

2.5.2 Management Goal for Alternative B ................................................................................................... 2-11

2.5.3 Management Goal for Alternative C ................................................................................................... 2-11

2.5.4 Management Objectives Common to All Action Alternatives ............................................................ 2-12

2.5.5 Management Objectives for Alternative B .......................................................................................... 2-12

2.5.6 Management Sub-Objectives for Alternative B .................................................................................. 2-13

2.5.7 Management Objectives for Alternative C .......................................................................................... 2-13

2.5.8 Management Objectives for Alternatives D and E .............................................................................. 2-14

2.6 DETAILED COMPARISON OF ALTERNATIVES ............................................................................................... 2-14

2.7 COMPARATIVE SUMMARY OF IMPACTS..................................................................................................... 2-191 

CHAPTER 3 —AFFECTED ENVIRONMENT ........................................................................................................3-1 

3.1 INTRODUCTION .............................................................................................................................................3-1 

3.2 AIR QUALITY ................................................................................................................................................3-1 

3.2.1 Climate ..................................................................................................................................................3-1 

3.2.2 Temperature ..........................................................................................................................................3-6 

3.2.3 Air Quality Characterization .................................................................................................................3-7 

3.2.4 Ambient Air Quality Concentrations ....................................................................................................3-7 

3.2.5 Air Quality Related Values ................................................................................................................. 3-11

3.2.6 Summary of Existing Air Quality ....................................................................................................... 3-16

3.2.7 Global Climate Change ....................................................................................................................... 3-17

3.2.8 Cooperative Air Quality Management ................................................................................................ 3-18
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ii Wyoming Sage-grouse Land Use Plan Amendment 

3.3 CULTURAL RESOURCES............................................................................................................................... 3-19

3.3.1 Bureau of Land Management .............................................................................................................. 3-19

3.3.2 Forest Service ...................................................................................................................................... 3-36

3.4 FORESTRY ................................................................................................................................................... 3-40

3.4.1 Bureau of Land Management .............................................................................................................. 3-40

3.4.2 Forest Service ...................................................................................................................................... 3-48

3.5 LANDS AND REALTY ................................................................................................................................... 3-50

3.5.1 Bureau of Land Management .............................................................................................................. 3-50

3.5.2 Forest Service ...................................................................................................................................... 3-64

3.6 LANDS WITH WILDERNESS CHARACTERISTICS............................................................................................ 3-71

3.6.1 Bureau of Land Management .............................................................................................................. 3-71

3.7 LIVESTOCK GRAZING.................................................................................................................................. 3-74

3.7.1 Bureau of Land Management .............................................................................................................. 3-74

3.7.2 Forest Service ...................................................................................................................................... 3-83 

3.8 MINERALS AND ENERGY............................................................................................................................. 3-97

3.8.1 Bureau of Land Management .............................................................................................................. 3-97

3.8.2 Forest Service .................................................................................................................................... 3-134 

3.9 PALEONTOLOGY........................................................................................................................................ 3-144 

3.9.1 Bureau of Land Management ............................................................................................................ 3-144 

3.9.2 Forest Service .................................................................................................................................... 3-150 

3.10 RECREATION RESOURCES ......................................................................................................................... 3-154 

3.10.1 Bureau of Land Management ............................................................................................................ 3-154 

3.10.2 Forest Service .................................................................................................................................... 3-160 

3.11 SOCIOECONOMICS ..................................................................................................................................... 3-171 

3.11.1 Socioeconomic Study Area Selection ............................................................................................... 3-171 

3.11.2 Socioeconomic Characteristics ......................................................................................................... 3-172 

3.12 SOILS ........................................................................................................................................................ 3-181 

3.12.1 Bureau of Land Management ............................................................................................................ 3-181 

3.12.2 Forest Service .................................................................................................................................... 3-191 

3.13 SPECIAL DESIGNATIONS AND MANAGEMENT AREAS................................................................................ 3-196 

3.13.1 Bureau of Land Management ............................................................................................................ 3-196 

3.13.2 Forest Service .................................................................................................................................... 3-222 

3.14 SPECIAL STATUS SPECIES.......................................................................................................................... 3-235 

3.14.1 Bureau of Land Management ............................................................................................................ 3-235 

3.14.2 Forest Service .................................................................................................................................... 3-296 

3.15 TRANSPORTATION AND ACCESS MANAGEMENT ....................................................................................... 3-337 

3.15.1 Bureau of Land Management ............................................................................................................ 3-337 

3.15.2 Forest Service .................................................................................................................................... 3-349 

3.16 VEGETATION............................................................................................................................................. 3-357 

3.16.1 Bureau of Land Management ............................................................................................................ 3-357 

3.16.2 Forest Service .................................................................................................................................... 3-377 

3.17 VISUAL RESOURCES.................................................................................................................................. 3-404 

3.17.1 Bureau of Land Management ............................................................................................................ 3-404 

3.17.2 Forest Service .................................................................................................................................... 3-412 

3.18 WATERSHED AND WATER QUALITY ......................................................................................................... 3-417 

3.18.1 Bureau of Land Management ............................................................................................................ 3-417 

3.18.2 Forest Service .................................................................................................................................... 3-434 

3.19 WILD HORSES ........................................................................................................................................... 3-443 

3.19.1 Bureau of Land Management ............................................................................................................ 3-443 

3.19.2 Forest Service .................................................................................................................................... 3-449 

3.20 WILDLAND FIRE AND FUELS ..................................................................................................................... 3-450 

3.20.1 Bureau of Land Management ............................................................................................................ 3-450 

3.20.2 Forest Service .................................................................................................................................... 3-459 

3.21 WILDLIFE AND FISHERIES ......................................................................................................................... 3-463 

3.21.1 Bureau of Land Management ............................................................................................................ 3-463 

3.21.2 Forest Service .................................................................................................................................... 3-504 
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Wyoming Sage-grouse Land Use Plan Amendment iii

CHAPTER 4 —ENVIRONMENTAL CONSEQUENCES .......................................................................................4-1 

4.1 ANALYSIS METHODS.....................................................................................................................................4-1 

4.1.1 Types of Impacts ...................................................................................................................................4-2 

4.1.2 Availability of Data and Incomplete Information .................................................................................4-2 

4.1.3 Analysis Assumptions ...........................................................................................................................4-3 

4.2 AIR QUALITY ................................................................................................................................................4-4 

4.2.1 Introduction ...........................................................................................................................................4-4 

4.2.2 Impact Indicators ...................................................................................................................................4-4 

4.2.3 Air Quality Assessments for Alternative A ...........................................................................................4-5 

4.2.4 Air Quality Impacts Associated with Oil and Gas Development ..........................................................4-6 

4.2.5 Air Quality Impacts Associated with Non-Oil and Gas Development Activities ............................... 4-54

4.3 CULTURAL RESOURCES............................................................................................................................... 4-57

4.3.1 Impact Indicators ................................................................................................................................. 4-57

4.3.2 Assumptions ........................................................................................................................................ 4-57

4.3.3 Alternative A ....................................................................................................................................... 4-58

4.3.4 Alternative B ....................................................................................................................................... 4-60

4.3.5 Alternative C ....................................................................................................................................... 4-62

4.3.6 Alternative D ....................................................................................................................................... 4-63

4.3.7 Alternative E ....................................................................................................................................... 4-64

4.4 FORESTRY ................................................................................................................................................... 4-66

4.4.1 Impact Indicators ................................................................................................................................. 4-66

4.4.2 Assumptions ........................................................................................................................................ 4-66

4.4.3 Alternative A ....................................................................................................................................... 4-66

4.4.4 Alternative B ....................................................................................................................................... 4-67

4.4.5 Alternative C ....................................................................................................................................... 4-68

4.4.6 Alternative D ....................................................................................................................................... 4-68

4.4.7 Alternative E ....................................................................................................................................... 4-69

4.5 LANDS AND REALTY ................................................................................................................................... 4-70

4.5.1 Impact Indicators ................................................................................................................................. 4-70

4.5.2 Assumptions ........................................................................................................................................ 4-70

4.5.3 Alternative A ....................................................................................................................................... 4-70

4.5.4 Alternative B ....................................................................................................................................... 4-72

4.5.5 Alternative C ....................................................................................................................................... 4-74

4.5.6 Alternative D ....................................................................................................................................... 4-75

4.5.7 Alternative E ....................................................................................................................................... 4-76

4.6 LANDS WITH WILDERNESS CHARACTERISTICS............................................................................................ 4-79

4.6.1 Impact Indicators ................................................................................................................................. 4-79

4.6.2 Assumptions ........................................................................................................................................ 4-79

4.6.3 Alternative A ....................................................................................................................................... 4-79

4.6.4 Alternative B ....................................................................................................................................... 4-81

4.6.5 Alternative C ....................................................................................................................................... 4-82

4.6.6 Alternative D ....................................................................................................................................... 4-83

4.6.7 Alternative E ....................................................................................................................................... 4-85

4.7 LIVESTOCK GRAZING.................................................................................................................................. 4-87

4.7.1 Impact Indicators ................................................................................................................................. 4-87

4.7.2 Assumptions ........................................................................................................................................ 4-87

4.7.3 Alternative A ....................................................................................................................................... 4-87

4.7.4 Alternative B ....................................................................................................................................... 4-91

4.7.5 Alternative C ....................................................................................................................................... 4-94

4.7.6 Alternative D ....................................................................................................................................... 4-97

4.7.7 Alternative E ....................................................................................................................................... 4-99

4.8 MINERALS AND ENERGY........................................................................................................................... 4-102 

4.8.1 Impact Indicators ............................................................................................................................... 4-102 

4.8.2 Assumptions ...................................................................................................................................... 4-103 

4.8.3 Alternative A ..................................................................................................................................... 4-104 

4.8.4 Alternative B ..................................................................................................................................... 4-106 
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iv Wyoming Sage-grouse Land Use Plan Amendment 

4.8.5 Alternative C ..................................................................................................................................... 4-108 

4.8.6 Alternative D ..................................................................................................................................... 4-110 

4.8.7 Alternative E ..................................................................................................................................... 4-111 

4.9 PALEONTOLOGY........................................................................................................................................ 4-113 

4.9.1 Impact Indicators ............................................................................................................................... 4-113 

4.9.2 Assumptions ...................................................................................................................................... 4-113 

4.9.3 Alternative A ..................................................................................................................................... 4-113 

4.9.4 Alternative B ..................................................................................................................................... 4-116 

4.9.5 Alternative C ..................................................................................................................................... 4-117 

4.9.6 Alternative D ..................................................................................................................................... 4-118 

4.9.7 Alternative E ..................................................................................................................................... 4-119 

4.10 RECREATION RESOURCES ......................................................................................................................... 4-121 

4.10.1 Impact Indicators ............................................................................................................................... 4-121 

4.10.2 Assumptions ...................................................................................................................................... 4-121 

4.10.3 Alternative A ..................................................................................................................................... 4-121 

4.10.4 Alternative B ..................................................................................................................................... 4-123 

4.10.5 Alternative C ..................................................................................................................................... 4-124 

4.10.6 Alternative D ..................................................................................................................................... 4-125 

4.10.7 Alternative E ..................................................................................................................................... 4-126 

4.11 SOCIOECONOMICS ..................................................................................................................................... 4-128 

4.11.1 Impact Indicators ............................................................................................................................... 4-128 

4.11.2 Assumptions ...................................................................................................................................... 4-129 

4.11.3 Methods of Analysis ......................................................................................................................... 4-130 

4.11.4 Summaries of the Quantitative Economic Impact Analysis Results ................................................. 4-133 

4.11.5 Economic Impacts by Alternative ..................................................................................................... 4-178 

4.11.6 Social Impacts ................................................................................................................................... 4-202 

4.11.7 Environmental Justice Impacts .......................................................................................................... 4-209 

4.12 SOILS ........................................................................................................................................................ 4-211 

4.12.1 Impact Indicators ............................................................................................................................... 4-211 

4.12.2 Assumptions ...................................................................................................................................... 4-211 

4.12.3 Alternative A ..................................................................................................................................... 4-212 

4.12.4 Alternative B ..................................................................................................................................... 4-215 

4.12.5 Alternative C ..................................................................................................................................... 4-220 

4.12.6 Alternative D ..................................................................................................................................... 4-224 

4.12.7 Alternative E ..................................................................................................................................... 4-227 

4.13 SPECIAL DESIGNATIONS AND MANAGEMENT AREAS................................................................................ 4-232 

4.13.1 Impact Indicators ............................................................................................................................... 4-232 

4.13.2 Assumptions ...................................................................................................................................... 4-232 

4.13.3 Alternative A ..................................................................................................................................... 4-233 

4.13.4 Alternative B ..................................................................................................................................... 4-235 

4.13.5 Alternative C ..................................................................................................................................... 4-237 

4.13.6 Alternative D ..................................................................................................................................... 4-238 

4.13.7 Alternative E ..................................................................................................................................... 4-239 

4.14 SPECIAL STATUS SPECIES.......................................................................................................................... 4-241 

4.14.1 Impact Indicators ............................................................................................................................... 4-241 

4.14.2 Assumptions ...................................................................................................................................... 4-241 

4.14.3 Alternative A ..................................................................................................................................... 4-243 

4.14.4 Alternative B ..................................................................................................................................... 4-271 

4.14.5 Alternative C ..................................................................................................................................... 4-298 

4.14.6 Alternative D ..................................................................................................................................... 4-312 

4.14.7 Alternative E ..................................................................................................................................... 4-325 

4.15 TRANSPORTATION AND ACCESS MANAGEMENT ....................................................................................... 4-337 

4.15.1 Impact Indicators ............................................................................................................................... 4-337 

4.15.2 Assumptions ...................................................................................................................................... 4-337 

4.15.3 Alternative A ..................................................................................................................................... 4-337 

4.15.4 Alternative B ..................................................................................................................................... 4-338 
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Wyoming Sage-grouse Land Use Plan Amendment v 

4.15.5 Alternative C ..................................................................................................................................... 4-339 

4.15.6 Alternative D ..................................................................................................................................... 4-340 

4.15.7 Alternative E ..................................................................................................................................... 4-341 

4.16 VEGETATION............................................................................................................................................. 4-342 

4.16.1 Impact Indicators ............................................................................................................................... 4-342 

4.16.2 Assumptions ...................................................................................................................................... 4-342 

4.16.3 Alternative A ..................................................................................................................................... 4-342 

4.16.4 Alternative B ..................................................................................................................................... 4-346 

4.16.5 Alternative C ..................................................................................................................................... 4-349 

4.16.6 Alternative D ..................................................................................................................................... 4-351 

4.16.7 Alternative E ..................................................................................................................................... 4-352 

4.17 VISUAL RESOURCES.................................................................................................................................. 4-355 

4.17.1 Impact Indicators ............................................................................................................................... 4-355 

4.17.2 Assumptions ...................................................................................................................................... 4-355 

4.17.3 Alternative A ..................................................................................................................................... 4-355 

4.17.4 Alternative B ..................................................................................................................................... 4-357 

4.17.5 Alternative C ..................................................................................................................................... 4-359 

4.17.6 Alternative D ..................................................................................................................................... 4-360 

4.17.7 Alternative E ..................................................................................................................................... 4-362 

4.18 WATERSHED AND WATER QUALITY ......................................................................................................... 4-364 

4.18.1 Impact Indicators ............................................................................................................................... 4-364 

4.18.2 Assumptions ...................................................................................................................................... 4-364 

4.18.3 Alternative A ..................................................................................................................................... 4-364 

4.18.4 Alternative B ..................................................................................................................................... 4-368 

4.18.5 Alternative C ..................................................................................................................................... 4-373 

4.18.6 Alternative D ..................................................................................................................................... 4-377 

4.18.7 Alternative E ..................................................................................................................................... 4-381 

4.19 WILD HORSES ........................................................................................................................................... 4-386 

4.19.1 Impact Indicators ............................................................................................................................... 4-386 

4.19.2 Assumptions ...................................................................................................................................... 4-386 

4.19.3 Alternative A ..................................................................................................................................... 4-386 

4.19.4 Alternative B ..................................................................................................................................... 4-390 

4.19.5 Alternative C ..................................................................................................................................... 4-392 

4.19.6 Alternative D ..................................................................................................................................... 4-394 

4.19.7 Alternative E ..................................................................................................................................... 4-396 

4.20 WILDLAND FIRE AND FUELS ..................................................................................................................... 4-399 

4.20.1 Impact Indicators ............................................................................................................................... 4-399 

4.20.2 Assumptions ...................................................................................................................................... 4-399 

4.20.3 Alternative A ..................................................................................................................................... 4-399 

4.20.4 Alternative B ..................................................................................................................................... 4-402 

4.20.5 Alternative C ..................................................................................................................................... 4-404 

4.20.6 Alternative D ..................................................................................................................................... 4-405 

4.20.7 Alternative E ..................................................................................................................................... 4-406 

4.21 WILDLIFE AND FISHERIES ......................................................................................................................... 4-409 

4.21.1 Impact Indicators ............................................................................................................................... 4-409 

4.21.2 Assumptions ...................................................................................................................................... 4-409 

4.21.3 Alternative A ..................................................................................................................................... 4-410 

4.21.4 Alternative B ..................................................................................................................................... 4-425 

4.21.5 Alternative C ..................................................................................................................................... 4-437 

4.21.6 Alternative D ..................................................................................................................................... 4-443 

4.21.7 Alternative E ..................................................................................................................................... 4-449 

4.22 CUMULATIVE IMPACTS ............................................................................................................................. 4-455 

4.22.1 Impact Assessment Methodology ..................................................................................................... 4-455 

4.22.2 Projects and Activities Considered .................................................................................................... 4-456 

4.22.3 Cumulative Impacts by Resource ...................................................................................................... 4-477 

4.23 IRREVERSIBLE AND IRRETRIEVABLE COMMITMENTS OF RESOURCES........................................................ 4-497 
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vi Wyoming Sage-grouse Land Use Plan Amendment 

4.24 UNAVOIDABLE ADVERSE IMPACTS ........................................................................................................... 4-498 

4.25 RELATIONSHIP BETWEEN LOCAL SHORT-TERM USES AND LONG-TERM PRODUCTIVITY.......................... 4-499 

CHAPTER 5 —CONSULTATION AND COORDINATION ..................................................................................5-1 

5.1 CONSULTATION AND COORDINATION ...........................................................................................................5-2 

5.1.1 Cooperating Agencies ...........................................................................................................................5-3 

5.1.2 Coordination and Consistency ..............................................................................................................5-4 

5.1.3 Native American Interests .....................................................................................................................5-5 

5.2 PUBLIC PARTICIPATION.................................................................................................................................5-6 

5.2.1 Scoping Period ......................................................................................................................................5-6 

5.2.2 Mailing List ...........................................................................................................................................5-7 

5.2.3 Newsletters ............................................................................................................................................5-7 

5.2.4 Website..................................................................................................................................................5-7 

5.2.5 Future Public Participation ....................................................................................................................5-8 

5.3 DISTRIBUTION LIST.......................................................................................................................................5-8 

5.4 LIST OF PREPARERS..................................................................................................................................... 5-10

LIST OF ACRONYMS ..........................................................................................................................................AC-1 

GLOSSARY ........................................................................................................................................................... GL-1 

LITERATURE CITED ........................................................................................................................................... LC-1 

CHAPTER 3 FIGURES ........................................................................................................................................ FIG-1 

MAPS 

APPENDICES 

LIST OF TABLES 

Table 1-1. Land and Mineral Ownership and Administrative Jurisdictions within the Planning 

Area .................................................................................................................................................... 1-2 

Table 1-2. Threats by Management Zone and Population ......................................................................... 1-9 

Table 2-1. Detailed Comparison of Alternatives ..................................................................................... 2-15

Table 2-2. Land Use Restrictions by Alternative ................................................................................... 2-168

Table 2-3. Areas of Fluid Mineral Lease Conditional Requirements by Hydrocarbon Potential for 

Conventional Oil and Gas .............................................................................................................. 2-169

Table 2-4. Areas of Fluid Mineral Lease Conditional Requirements by Hydrocarbon Potential for 

Coalbed Natural Gas ...................................................................................................................... 2-171

Table 2-5. Threats to Greater Sage-Grouse and Associated Management Actions ............................... 2-172

Table 2-6. Reasonably Foreseeable Development Scenario for Federal Oil and Gas and Coalbed 

Natural Gas Wells and Associated Surface Disturbance Acres ..................................................... 2-187

Table 2-7. Comparative Summary of Impacts ....................................................................................... 2-191

Table 3-1. Casper Field Office, Medicine Bow National Forest, and Thunder Basin National 

Grassland ........................................................................................................................................... 3-2 

Table 3-2. Kemmerer Field Office and Bridger-Teton National Forest .................................................... 3-3 

Table 3-3. Newcastle Field Office and Thunder Basin National Grassland .............................................. 3-3 

Table 3-4. Pinedale Field Office and Bridger Teton National Forest ........................................................ 3-4 

Table 3-5. Rawlins Field Office and Medicine Bow National Forest ........................................................ 3-5 

Table 3-6. Rock Springs Field Office and Bridger Teton National Forest ................................................ 3-6 

Table 3-7. Atmospheric Stability Class Distribution Averaged from 1999 through 2003......................... 3-7 
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Wyoming Sage-grouse Land Use Plan Amendment vii

Table 3-8. Physical Features of Sampled Lakes ...................................................................................... 3-14

Table 3-9. Significant Trends for Long-Term Lakes (1984-Present) ...................................................... 3-14

Table 3-10. Summary of Air Quality Values for the Planning Area........................................................ 3-16

Table 3-11. Newcastle Field Office Timber Data .................................................................................... 3-42

Table 3-12. Pinedale Field Office Timber Data ....................................................................................... 3-43

Table 3-13. Rawlins Field Office Timber Data ....................................................................................... 3-46

Table 3-14. Rock Springs Field Office Timber Data ............................................................................... 3-47

Table 3-15. Withdrawal Summary for the Casper Field Office ............................................................... 3-54

Table 3-16. Withdrawal Summary in the Kemmerer Field Office .......................................................... 3-56

Table 3-17. Withdrawal Summary in the Newcastle Field Office ........................................................... 3-59

Table 3-18. Withdrawal Summary for the Rawlins Field Office ............................................................. 3-61

Table 3-19. Land Ownership Adjustments for the Bridger-Teton National Forest ................................. 3-65

Table 3-20. Use Type Permits for the Bridger-Teton National Forest..................................................... 3-66

Table 3-21. Landownership and Acres for the Medicine Bow National Forest ...................................... 3-67

Table 3-22. Land Adjustments by Year for the Thunder Basin National Grassland ............................... 3-69

Table 3-23. Kemmerer Field Office Allotment Categorizations.............................................................. 3-77

Table 3-24. Standards for Healthy Rangelands Assessments .................................................................. 3-78

Table 3-25. Bridger Teton National Forest Ranger Districts................................................................... 3-84

Table 3-26. Medicine Bow National Forest Ranger Districts .................................................................. 3-88

Table 3-27 Type of Livestock Use ........................................................................................................... 3-89

Table 3-28. Douglas Ranger District (Thunder Basin Area) ................................................................... 3-92

Table 3-29. Historic Grazing Use for the Thunder Basin National Grassland ........................................ 3-93

Table 3-30. Current Grazing Systems in the Thunder Basin National Grassland .................................... 3-95

Table 3-31. Oil and Gas Producing Formations in the Casper Field Office .......................................... 3-100

Table 3-32. Mined and Unmined Leasable Coal Areas (acres) ............................................................. 3-102

Table 3-33. Coal Development Potential for Northern Converse County (acres) ................................. 3-103

Table 3-34. Salable Mineral Production in the Casper Field Office for Fiscal Year 2003 .................... 3-104

Table 3-35. Kemmerer Mine Production, 2001 - 2005 .......................................................................... 3-107

Table 3-36. Mined and Unmined Coal Leases and Lease by Applications as of 2003 (acres) .............. 3-107

Table 3-37. Trona Production by Mine, 2005 ........................................................................................ 3-108

Table 3-38. Mineral Material Disposal Types and Commodities for Fiscal Year 2010 ........................ 3-110

Table 3-39. Salable Mineral Production in the Kemmerer Field Office for Fiscal Year 2010 .............. 3-110

Table 3-40. Current Authorized Mine Plans of Development within the Newcastle Field Office ........ 3-112

Table 3-41. Active Mining Claims in Niobrara, Weston, and Crook Counties ..................................... 3-112

Table 3-42. Annual Bentonite Production, 2000-2007 .......................................................................... 3-113

Table 3-43. Free Use Permit Activity .................................................................................................... 3-115

Table 3-44. Total Production from Free Use Permits ............................................................................ 3-115

Table 3-45. Oil and Gas Drilling Activity in the Pinedale Field Office ................................................ 3-118

Table 3-46. Known Locatable Mineral Deposits in the Rawlins Field Office ....................................... 3-124

Table 3-47. Number of Oil and Gas Leases and Acreage by County in the Rock Springs Field 

Office ............................................................................................................................................. 3-129

Table 3-48. Oil and Gas Units in the Rock Springs Field Office and Production Status....................... 3-130

Table 3-49. Federal Coal Leases in the Rock Springs Field Office ....................................................... 3-132

Table 3-50. Current Availability of Oil and Gas, and Geothermal Leasing in the Bridger-Teton 

National Forest ............................................................................................................................... 3-136

Table 3-51. Oil and Gas Leasing Stipulations in Greater Sage-Grouse Habitat in the Medicine 

Bow National Forest ...................................................................................................................... 3-138

Table 3-52. Locatable Mineral Withdrawals in the Medicine Bow National Forest ............................. 3-140

Table 3-53. Oil and Gas Leasing Stipulations in Greater Sage-Grouse Habitat in Thunder Basin 

National Grassland ......................................................................................................................... 3-140

Table 3-54 Visitor Estimations Table for BLM ..................................................................................... 3-154
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viii Wyoming Sage-grouse Land Use Plan Amendment 

Table 3-55. Site Days and Percentage of Days Sampled by Stratum on the Medicine Bow 

National Forest (FY 2008) ............................................................................................................. 3-165

Table 3-56. Annual Visitation Estimate (thousands) for Medicine Bow National Forest and 

Thunder Basin National Grassland (FY 2008) .............................................................................. 3-166

Table 3-57. Soils with High Erosion Potential in the Casper Field Office ............................................ 3-184

Table 3-58. Soil Types of the Newcastle Field Office ........................................................................... 3-186

Table 3-59. Spatial Extent of Soil Stability Classes for the Bridger-Teton National Forest ................. 3-193

Table 3-60. Top Ten Watersheds with Unstable Soils for the Bridger-Teton National Forest .............. 3-193

Table 3-61 Wild and Scenic River Segments ........................................................................................ 3-197

Table 3-62. Casper Field Office Existing Areas of Critical Environmental Concern and 

Management Areas ........................................................................................................................ 3-200

Table 3-63. Kemmerer Field Office Existing Areas of Critical Environmental Concern and Other 

Management Areas ........................................................................................................................ 3-205

Table 3-64. Pinedale Field Office Special Designation Areas: Existing Areas of Critical 

Environmental Concern, Management Areas, and Wilderness Study Areas ................................. 3-208

Table 3-65. Rawlins Field Office Existing Areas of Critical Environmental Concern and 

Management Areas ........................................................................................................................ 3-211

Table 3-66. Rock Springs Field Office Special Designations and Management Areas ......................... 3-218

Table 3-67. Inventoried Roadless Area Acreage in the Bridger-Teton National Forest ........................ 3-225

Table 3-68. Wilderness and Wilderness Study Areas Acreage in the Bridger-Teton National 

Forest ............................................................................................................................................. 3-226

Table 3-69. Special Interest Area Acreage in the Medicine Bow National Forest ................................ 3-227

Table 3-70. Resource Natural Areas Acreage in the Medicine Bow National Forest............................ 3-228 

Table 3-71. Inventoried Roadless Area Acreage by Number and Mountain Range in the Medicine 

Bow National Forest ...................................................................................................................... 3-228

Table 3-72. Wilderness Area Acreage in the Medicine Bow National Forest ....................................... 3-230

Table 3-73. Recommended for Wilderness Acreage in the Medicine Bow National Forest ................. 3-230

Table 3-74. Wild and Scenic Rivers on the Medicine Bow National Forest ......................................... 3-231

Table 3-75. Special Interest Area Acreage by Core and General Sage-grouse Habitat in the 

Thunder Basin National Grassland ................................................................................................ 3-231

Table 3-76. Resource Natural Areas Acreage by Core and General Sage-grouse Habitat in the 

Thunder Basin National Grassland ................................................................................................ 3-232

Table 3-77. Inventoried Roadless Area Acreage by Core and General Sage-grouse Habitat in the 

Thunder Basin National Grassland ................................................................................................ 3-233

Table 3-78. Federally Listed Threatened, Endangered, and Candidate Species for the State of 

Wyoming ....................................................................................................................................... 3-236

Table 3-79. Acres of Core/Priority, Connectivity, and General Sage-grouse Habitat within the 

Planning Area ................................................................................................................................ 3-239

Table 3-80. BLM Wyoming Special Status Species by Field Office..................................................... 3-247

Table 3-81. Threatened, Endangered, Proposed and Candidate Wildlife Species that May Occur 

in the Rock Springs Field Office Planning Area............................................................................ 3-293

Table 3-82. Forest Service Region 2 and 4 Sensitive Species Occurring or Potentially Occurring 

on the Bridger-Teton National Forest, Medicine Bow National Forest or Thunder Basin 

National Grassland ......................................................................................................................... 3-298

Table 3-83. Mapped Greater Sage-Grouse Habitat Acres by Category for the Bridger-Teton 

National Forest ............................................................................................................................... 3-306

Table 3-84. Threatened, Endangered, Experimental, and Candidate Species for the Bridger-Teton 

National Forest ............................................................................................................................... 3-307

Table 3-85. Affected Environment and Relevancy Table for Sensitive Species in the BridgerTeton National Forest .................................................................................................................... 3-308
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment ix

Table 3-86. Affected Environment and Relevancy Table for Management Indicator Species in the 

Bridger-Teton National Forest ....................................................................................................... 3-314

Table 3-87. Geographic Units and Core Greater Sage-Grouse Habitat in the Medicine Bow 

National Forest ............................................................................................................................... 3-317

Table 3-88. Endangered Species Act Species within Region 2 of the Forest Service, Medicine 

Bow National Forest ...................................................................................................................... 3-317

Table 3-89. Terrestrial Wildlife Species, Medicine Bow National Forest ............................................. 3-319

Table 3-90. Region 2 Sensitive Plant Species, Medicine Bow National Forest .................................... 3-324

Table 3-91. Management Indicator Species, Medicine Bow National Forest ....................................... 3-326

Table 3-92. Acreage and Designated Greater Sage-Grouse Core Habitat Acres in the Thunder 

Basin National Grassland ............................................................................................................... 3-327

Table 3-93. Primary Geographic Units and Greater Sage-Grouse Core Habitat in the Thunder 

Basin National Grassland ............................................................................................................... 3-327

Table 3-94. ESA Species: Relevance to Sage and Sagebrush Steppe Conservation in the Thunder 

Basin National Grassland ............................................................................................................... 3-328

Table 3-95. Region 2 Sensitive Wildlife Species in the Thunder Basin National Grassland ................ 3-329

Table 3-96. Participants and Visitor Days Associated with Off Highway Vehicle Use in the 

Rawlins Field Office ...................................................................................................................... 3-347

Table 3-97. Major Road Connections with the Thunder Basin National Grassland Road System ........ 3-353

Table 3-98. Arterial and Collector Roads on the Thunder Basin National Grassland ........................... 3-354

Table 3-99. High Value Roads by User Type for the Thunder Basin National Grassland .................... 3-355

Table 3-100. Vegetation Communities .................................................................................................. 3-370

Table 3-101. Noxious Weeds Designated by the Wyoming Weed and Pest Control Act ..................... 3-375

Table 3-102. Poisonous Plants in the Planning Area ............................................................................. 3-376

Table 3-103. Vegetation Acreages by National Forest .......................................................................... 3-380

Table 3-104. Noxious Weeds within the Planning Area ........................................................................ 3-392

Table 3-105. Poisonous Plant Species on National Forest System Land ............................................... 3-394

Table 3-106. Percent of Rangeland Vegetation Structure (as of 2008) for the Thunder Basin 

National Grassland ......................................................................................................................... 3-400

Table 3-107. Percent of Rangeland Vegetation Seral Stages (as of 2008) for the Thunder Basin 

National Grassland ......................................................................................................................... 3-401

Table 3-108. Percent Structure and Composition by Sage-grouse Habitat Type for the Thunder 

Basin National Grassland ............................................................................................................... 3-401

Table 3-109. Noxious Weeds and Acres Treated on Thunder Basin National Grassland 

(1994-1996). .................................................................................................................................. 3-402

Table 3-110. Noxious Weed Treatment (acres) ..................................................................................... 3-403

Table 3-111. Planning Area Visual Resource Management Acreages .................................................. 3-406

Table 3-112. Casper Field Office Visual Resource Management Acreages .......................................... 3-407

Table 3-113. Kemmerer Field Office Visual Resource Management Acreages .................................... 3-408

Table 3-114. Newcastle Field Office Visual Resource Management Acreages .................................... 3-408

Table 3-115. Pinedale Field Office Visual Resource Management Acreages ....................................... 3-409

Table 3-116. Rawlins Field Office Visual Resource Management Acreages ........................................ 3-410

Table 3-117. Rock Springs Field Office Visual Resource Management Acreages ............................... 3-411

Table 3-118. Visual Quality Objectives for the Bridger-Teton National Forest .................................... 3-414

Table 3-119. Scenic Integrity Objective for the Medicine Bow National Forest .................................. 3-415

Table 3-120. Scenic Integrity Objectives for the Thunder Basin National Grassland ........................... 3-416

Table 3-121. Water Use Summary for the Year 2000 for Counties Encompassing the Casper Field 

Office ............................................................................................................................................. 3-418

Table 3-122. Functioning Condition Ratings of Streams on Public Land in the Kemmerer Field 

Office ............................................................................................................................................. 3-420

Table 3-123. Water Use in the Pinedale Field Office ............................................................................ 3-423
Table of Contents Draft EIS 

x Wyoming Sage-grouse Land Use Plan Amendment 

Table 3-124. Classification of Selected Streams in the Rawlins Field Office ....................................... 3-427

Table 3-125. Summary Data from United States Geological Survey Surface Water Quality 

Stations in the Rawlins Field Office .............................................................................................. 3-430

Table 3-126. Highest Levels of Salinity in the Rock Springs Field Office ........................................... 3-433

Table 3-127. Groundwater Occurrence in the Rock Springs Field Office ............................................. 3-434

Table 3-128. Water Quality Monitoring Results for the Bridger-Teton National Forest....................... 3-436

Table 3-129. Miles of Road per Square Mile of Riparian Area for the Bridger-Teton National 

Forest ............................................................................................................................................. 3-438

Table 3-130. Forest Water Quality Impairments for Colorado and Wyoming for the Medicine 

Bow National Forest ...................................................................................................................... 3-439

Table 3-131. Rawlins Field Office Wild Horse Appropriate Management Levels and Populations ..... 3-444

Table 3-132. Wild Horse Regional Meta-Populations Associated with the Field Office ...................... 3-446

Table 3-133. Summary of Fuels Treatments .......................................................................................... 3-451

Table 3-134. Fire Simulation System Burn Probability Classes ............................................................ 3-453

Table 3-135. Wildfires Summary........................................................................................................... 3-453

Table 3-136. Common Raptor Species within the Planning Area ......................................................... 3-473

Table 3-137. Wyoming Weed and Pest Control Act Designated Pests ................................................. 3-475

Table 3-138. Habitat Management Plans for the Casper Field Office ................................................... 3-478

Table 3-139. Summary of Potential Number of Raptor and Nongame Bird Species in the Casper 

Field Office .................................................................................................................................... 3-480

Table 3-140. Big Game Crucial Winter Range and Parturition Areas ................................................... 3-487

Table 3-141. Big Game Population Status ............................................................................................. 3-488

Table 3-142. National Forest System Acreage and Mapped Greater Sage-Grouse Habitat Acres by 

Category in the Bridger-Teton National Forest ............................................................................. 3-506

Table 3-143. Big Game Herd Population Objectives and Trends for the Jackson Geographic Area 

in the Bridger-Teton National Forest ............................................................................................. 3-509

Table 3-144. Big Game Herd Population Objectives and Trends for the Hoback Geographic Area 

in the Bridger-Teton National Forest ............................................................................................. 3-510

Table 3-145. Big Game Herd Population Objectives and Trends in the Piney Geographic Area in 

the Bridger-Teton National Forest ................................................................................................. 3-510

Table 3-146. Big Game Herd Population Objectives and Trends in the Upper Green Geographic 

Area in the Bridger-Teton National Forest .................................................................................... 3-511

Table 3-147. Big Game Herd Population Objectives and Trends in the Pinedale Geographic Area 

in the Bridger-Teton National Forest ............................................................................................. 3-511

Table 3-148. National Forest System Acreage and Greater Sage-Grouse Core and General Habitat 

for the Medicine Bow National Forest ........................................................................................... 3-513

Table 3-149. Big Game Herd Population Objectives for the Laramie Peak Geographic Area in the 

Medicine Bow National Forest ...................................................................................................... 3-514

Table 3-150. Big Game Herd Population Objectives for the Snowy Range Geographic Area in the 

Medicine Bow National Forest ...................................................................................................... 3-515

Table 3-151. Big Game Herd Population Objectives for the Sierra Madre Geographic Area in the 

Medicine Bow National Forest ...................................................................................................... 3-515

Table 3-152 Wyoming Species of Greatest Conservation Need for the Thunder Basin National 

Grassland ....................................................................................................................................... 3-517

Table 3-153. Raptor Nest Monitoring for the Thunder Basin National Grassland ................................ 3-519

Table 3-154. Elk Population for the Thunder Basin National Grassland ............................................... 3-519

Table 3-155. Hilight Herd Population for the Thunder Basin National Grassland ................................ 3-520

Table 3-156. North Black Hills Population for the Thunder Basin National Grassland ........................ 3-520

Table 3-157. Gillette Herd Population for the Thunder Basin National Grassland ............................... 3-521

Table 3-158. Cheyenne River Population for the Thunder Basin National Grassland .......................... 3-521

Table 3-159. North Converse Population for the Thunder Basin National Grassland ........................... 3-522
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment xi

Table 3-160. Powder River Mule Deer Herd Population for the Thunder Basin National Grassland ... 3-522

Table 3-161. Cheyenne River Mule Deer Herd Population for the Thunder Basin National 

Grassland ....................................................................................................................................... 3-522

Table 3-162. Black Hills Mule Deer Herd Population for the Thunder Basin National Grassland ....... 3-523

Table 3-163. North Converse Mule Deer Herd Population for the Thunder Basin National 

Grassland ....................................................................................................................................... 3-523

Table 4-1. Types of Impacts ...................................................................................................................... 4-2 

Table 4-2. Total Number of Wells ............................................................................................................. 4-7 

Table 4-3. Total Criteria Pollutant Emissions for Each Well Type for all Field Offices by 

Alternative (tons per year) ................................................................................................................. 4-8 

Table 4-4. Total Greenhouse Gas Emissions for Well type for all Field Offices by Alternative 

(tons per year) .................................................................................................................................... 4-9 

Table 4-5. Casper Field Office Total Criteria Pollutant Emissions for Year 2020 and 2031 for 

Each Alternative (tons per year) ...................................................................................................... 4-10

Table 4-6. Casper Field Office Total Greenhouse Gas Emissions for Each Alternative (tons per 

year) ................................................................................................................................................. 4-12

Table 4-7. Casper Field Office Oil and Gas Criteria Pollutant Emission Reductions Compared to 

Alternative A (tons per year) ........................................................................................................... 4-13

Table 4-8. Casper Field Office Oil and Gas Greenhouse Gas Emission Reductions Compared to 

Alternative A (tons per year) ........................................................................................................... 4-14

Table 4-9. Kemmerer Field Office Total Oil and Gas Criteria Pollutant Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-15

Table 4-10. Kemmerer Field Office Total Oil and Gas Well Greenhouse Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-16

Table 4-11. Kemmerer Field Office Oil and Gas Criteria Pollutant Emission Reductions 

Compared to Alternative A (tons per year) ...................................................................................... 4-18

Table 4-12. Kemmerer Field Office Oil and Gas Greenhouse Gas Emission Reductions Compared 

to Alternative A (tons per year) ....................................................................................................... 4-19

Table 4-13. Newcastle Field Office Total Oil and Gas Criteria Pollutant Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-20

Table 4-14. Newcastle Field Office Total Oil and Gas Greenhouse Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-21

Table 4-15. Newcastle Field Office Oil and Gas Criteria Pollutant Emission Reductions 

Compared to Alternative A (tons per year) ...................................................................................... 4-22

Table 4-16. Newcastle Field Office Oil and Gas Greenhouse Gas Emission Reductions Compared 

to Alternative A (tons per year) ....................................................................................................... 4-23

Table 4-17. Pinedale Field Office Total Oil and Gas Criteria Pollutant Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-25

Table 4-18. Pinedale Field Office Total Greenhouse Gas Oil and Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-26

Table 4-19. Pinedale Field Office Oil and Gas Criteria Pollutant Emission Reductions from 

Alternative A (tons per year) ........................................................................................................... 4-27

Table 4-20. Pinedale Field Office Oil and Gas Greenhouse Gas Emission Reductions from 

Alternative A (tons per year) ........................................................................................................... 4-28

Table 4-21. Rawlins Field Office Total Oil and Gas Criteria Pollutant Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-29

Table 4-22. Rawlins Field Office Total Oil and Gas Greenhouse Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-31

Table 4-23. Rawlins Field Office Oil and Gas Criteria Pollutant Emission Reductions Compared 

to Alternative A (in tons per year) ................................................................................................... 4-32
Table of Contents Draft EIS 

xii Wyoming Sage-grouse Land Use Plan Amendment 

Table 4-24. Rawlins Field Office Oil and Gas Greenhouse Gas Emission Reductions Compared to 

Alternative A (in tons per year) ....................................................................................................... 4-33

Table 4-25. Rock Springs Field Office Total Oil and Gas Criteria Pollutant Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-34

Table 4-26. Rock Springs Field Office Total Oil and Gas Greenhouse Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-35

Table 4-27. Rock Springs Field Office Oil and Gas Criteria Pollutant Emission Reductions from 

Alternative A (in tons per year) ....................................................................................................... 4-37

Table 4-28. Rock Springs Field Office Oil and Gas Greenhouse Gas Emission Reductions from 

Alternative A (tons per year) ........................................................................................................... 4-38

Table 4-29. Bridger-Teton National Forest Total Oil and Gas Criteria Pollutant Emissions for 

Each Alternative (tons per year) ...................................................................................................... 4-39

Table 4-30. Bridger-Teton National Forest Total Oil and Gas Greenhouse Gas Emissions for Each 

Alternative (tons per year) ............................................................................................................... 4-40

Table 4-31. Bridger-Teton National Forest Oil and Gas Criteria Pollutant Emission Reductions 

from Alternative A (in tons per year) .............................................................................................. 4-41

Table 4-32. Bridger-Teton Field Office Oil and Gas Greenhouse Gas Emission Reductions from 

Alternative A (tons per year) ........................................................................................................... 4-42

Table 4-33. Thunder Basin National Grassland Total Oil and Gas Criteria Pollutant Emissions for 

Each Alternative (tons per year) ...................................................................................................... 4-44

Table 4-34. Thunder Basin National Grassland Total Oil and Gas Greenhouse Gas Emissions for 

Each Alternative (tons per year) ...................................................................................................... 4-45

Table 4-35. Thunder Basin National Grassland Oil and Gas Criteria Pollutant Emission 

Reductions from Alternative A (in tons per year) ............................................................................ 4-46

Table 4-36. Thunder Basin National Grassland Oil and Gas Greenhouse Gas Emission 

Reductions from Alternative A (tons per year) ................................................................................ 4-47

Table 4-37. Medicine Bow National Forest Total Oil and Gas Criteria Pollutant Emissions for 

Each Alternative (tons per year) ...................................................................................................... 4-48

Table 4-38. Medicine Bow National Forest Total Oil and Gas Greenhouse Gas Emissions for 

Each Alternative (tons per year) ...................................................................................................... 4-50

Table 4-39. Medicine Bow National Forest Oil and Gas Criteria Pollutant Emission Reductions 

from Alternative A (in tons per year) .............................................................................................. 4-51

Table 4-40. Medicine Bow National Forest Oil and Gas Greenhouse Gas Emission Reductions 

from Alternative A (tons per year) ................................................................................................... 4-52

Table 4-41. Total Reductions in Numbers of Oil and Gas Wells from Alternative A ............................. 4-54

Table 4-42. Acres Unavailable for Oil and Gas Leasing in Core and General Sage-grouse Habitat 

Areas .............................................................................................................................................. 4-104

Table 4-43. Economic Impacts of Oil and Gas Development for Wyoming through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-134

Table 4-44. Economic Impacts of Oil and Gas Development for the Casper Field Office through 

2020 (1,000s of 2011$) .................................................................................................................. 4-135

Table 4-45. Economic Impacts of Oil and Gas Development for the Kemmerer Field Office 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-136

Table 4-46. Economic Impacts of Oil and Gas Development for the Newcastle Field Office 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-137

Table 4-47. Economic Impacts of Oil and Gas Development for the Pinedale Field Office through 

2020 (1,000s of 2011$) .................................................................................................................. 4-137

Table 4-48. Economic Impacts of Oil and Gas Development for the Rawlins Field Office through 

2020 (1,000s of 2011$) .................................................................................................................. 4-138

Table 4-49. Economic Impacts of Oil and Gas Development for the Rock Springs Field Office 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-139
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment xiii

Table 4-50. Economic Impacts of Oil and Gas Development for the Bridger-Teton National 

Forest through 2020 (1,000s of 2011$) .......................................................................................... 4-140

Table 4-51. Economic Impacts of Oil and Gas Development for the Thunder Basin National 

Grassland through 2020 (1,000s of 2011$) .................................................................................... 4-141

Table 4-52. Economic Impacts of Oil and Gas Production for Wyoming through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-142

Table 4-53. Economic Impacts of Oil and Gas Production for the Casper Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-143

Table 4-54. Economic Impacts of Oil and Gas Production for the Kemmerer Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-144

Table 4-55. Economic Impacts of Oil and Gas Production for the Newcastle Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-145

Table 4-56. Economic Impacts of Oil and Gas Production for the Pinedale Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-146

Table 4-57. Economic Impacts of Oil and Gas Production for the Rawlins Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-148

Table 4-58. Economic Impacts of Oil and Gas Production for the Rock Springs Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-149

Table 4-59. Economic Impacts of Oil and Gas Production for the Bridger-Teton National Forest 

(1,000s of 2011$) ........................................................................................................................... 4-150

Table 4-60. Economic Impacts of Oil and Gas Production for the Thunder Basin National 

Grassland (1,000s of 2011$) .......................................................................................................... 4-151

Table 4-61. Economic Impacts of Wind Energy Development for Wyoming through 2020, Low 

Scenario (1,000s of 2011$) ............................................................................................................ 4-153

Table 4-62. Economic Impacts of Wind Energy Development for Wyoming through 2020, High 

Scenario (1,000s of 2011$) ............................................................................................................ 4-153

Table 4-63. Economic Impacts of Wind Energy Production for Wyoming through 2020, Low 

Scenario (1,000s of 2011$) ............................................................................................................ 4-154

Table 4-64. Economic Impacts of Wind Energy Production for Wyoming through 2020, High 

Scenario (1,000s of 2011$) ............................................................................................................ 4-155

Table 4-65. Economic Impacts of Livestock Grazing for Wyoming through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-156

Table 4-66. Annual Economic Impacts of Livestock Grazing for Wyoming (1,000s of 2011$) ........... 4-156

Table 4-67. Economic Impacts of Livestock Grazing for the Casper Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-157

Table 4-68. Annual Economic Impacts of Livestock Grazing for the Casper Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-158

Table 4-69. Economic Impacts of Livestock Grazing for the Kemmerer Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-159

Table 4-70. Annual Economic Impacts of Livestock Grazing for the Kemmerer Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-159

Table 4-71. Economic Impacts of Livestock Grazing for the Newcastle Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-160

Table 4-72. Annual Economic Impacts of Livestock Grazing for the Newcastle Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-160

Table 4-73. Economic Impacts of Livestock Grazing for the Pinedale Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-161

Table 4-74. Annual Economic Impacts of Livestock Grazing for the Pinedale Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-162

Table 4-75. Economic Impacts of Livestock Grazing for the Rawlins Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-163
Table of Contents Draft EIS 

xiv Wyoming Sage-grouse Land Use Plan Amendment 

Table 4-76. Annual Economic Impacts of Livestock Grazing for the Rawlins Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-163

Table 4-77. Economic Impacts of Livestock Grazing for the Rock Springs Field Office through 

2020 (1,000s of 2011$) .................................................................................................................. 4-164

Table 4-78. Annual Economic Impacts of Livestock Grazing for the Rock Springs Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-164

Table 4-79. Economic Impacts of Livestock Grazing for the Bridger-Teton National Forest 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-165

Table 4-80. Annual Economic Impacts of Livestock Grazing for the Bridger-Teton National 

Forest (1,000s of 2011$) ................................................................................................................ 4-166

Table 4-81. Economic Impacts of Livestock Grazing for the Medicine Bow National Forest 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-167

Table 4-82. Annual Economic Impacts of Livestock Grazing for the Medicine Bow National 

Forest (1,000s of 2011$) ................................................................................................................ 4-167

Table 4-83. Economic Impacts of Livestock Grazing for the Thunder Basin National Grassland 

through 2020 (1,000s of 2011$) ..................................................................................................... 4-168

Table 4-84. Annual Economic Impacts of Livestock Grazing for the Thunder Basin National 

Grassland (1,000s of 2011$) .......................................................................................................... 4-169

Table 4-85. Economic Effects of Recreation for Wyoming through 2020 (1,000s of 2011$) ............... 4-170

Table 4-86. Annual Economic Effects of Recreation for Wyoming (1,000s of 2011$) ........................ 4-170

Table 4-87. Economic Effects of Recreation for the Casper Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-171

Table 4-88. Annual Economic Effects of Recreation for the Casper Field Office (1,000s of 2011$) ... 4-171

Table 4-89. Economic Effects of Recreation for the Kemmerer Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-172

Table 4-90. Annual Economic Effects of Recreation for the Kemmerer Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-172

Table 4-91. Economic Effects of Recreation for the Newcastle Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-173

Table 4-92. Annual Economic Effects of Recreation for the Newcastle Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-173

Table 4-93. Economic Effects of Recreation for the Pinedale Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-174

Table 4-94. Annual Economic Effects of Recreation for the Pinedale Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-174

Table 4-95. Economic Effects of Recreation for the Rawlins Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-175

Table 4-96. Annual Economic Effects of Recreation for the Rawlins Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-175

Table 4-97. Economic Effects of Recreation for the Rock Springs Field Office through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-176

Table 4-98. Annual Economic Effects of Recreation for the Rock Springs Field Office 

(1,000s of 2011$) ........................................................................................................................... 4-176

Table 4-99. Economic Effects of Recreation for the Bridger-Teton National Forest through 2020 

(1,000s of 2011$) ........................................................................................................................... 4-177

Table 4-100. Annual Economic Effects of Recreation for the Bridger-Teton National Forest 

(1,000s of 2011$) ........................................................................................................................... 4-177

Table 4-101. Economic Effects of Recreation for the Medicine Bow National Forest and Thunder 

Basin National Grassland through 2020 (1,000s of 2011$) ........................................................... 4-178

Table 4-102. Annual Economic Effects of Recreation for the Medicine Bow National Forest and 

Thunder Basin National Grassland (1,000s of 2011$) ................................................................... 4-178
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment xv

Table 4-103. Total Wells Drilled on Federal Mineral Estate in Sage-Grouse Habitat from 

2013 to 2020, by Alternative ......................................................................................................... 4-202

Table 4-104 Acres of Oil, Gas, and CBNG Restricted by Lek Buffers and Greater Sage-Grouse 

Management ................................................................................................................................... 4-261

Table 4-105. Buffer Distances for Occupied Leks—Alternative A ....................................................... 4-264

Table 4-106. Seasonal Timing Limitations for Sage-grouse Nesting and Early Brood-rearing 

Habitat ............................................................................................................................................ 4-270

Table 4-107. Big Game Habitat Overlap with Sage-grouse Lek Buffers .............................................. 4-415

Table 4-108. Summary of Other Activities Considered ......................................................................... 4-457

Table 5-1. Public Involvement, Coordination, and Consultation Events ................................................... 5-1 

Table 5-2. Key Coordination Actions ........................................................................................................ 5-4 

Table 5-3. List of Preparers and Contributors .......................................................................................... 5-10

LIST OF FIGURES 

Figure 1-1. Nine Step Planning Process ..................................................................................................... 1-5 

Figure 3-1. BLM Casper Field Office, Medicine Bow National Forest and Thunder Basin 

National Grassland ........................................................................................................................ FIG-1 

Figure 3-2. BLM Kemmerer Field Office and Bridger-Teton National Forest .................................... FIG-2 

Figure 3-3. BLM Newcastle Field Office & Thunder Basin National Grassland ................................. FIG-2 

Figure 3-4. BLM Pinedale Field Office & Bridger-Teton National Forest .......................................... FIG-3 

Figure 3-5. BLM Rawlins Field Office & Medicine Bow National Forest .......................................... FIG-3 

Figure 3-6. BLM Rock Springs Field Office & Bridger-Teton National Forest ................................... FIG-4 

Figure 3-7. Capacity to Disperse Pollutants Rock Springs, Wyoming ................................................. FIG-4 

Figure 3-8. Criteria Pollutant Concentrations in the BLM Casper Field Office Area, Medicine 

Bow-Routt National Forest and Thunder Basin National Grassland ............................................ FIG-5 

Figure 3-9. Criteria Pollutant Concentrations in the BLM Kemmerer Field Office Area and 

Bridger-Teton National Forest ...................................................................................................... FIG-6 

Figure 3-10. Criteria Pollutant Concentrations in the BLM Newcastle Field Office Area and 

Thunder Basin National Grassland ............................................................................................... FIG-7 

Figure 3-11. Criteria Pollutant Concentrations in the BLM Pinedale Field Office Area and 

Bridger-Teton National Forest ...................................................................................................... FIG-8 

Figure 3-12. Ozone Concentrations in the Pinedale Field Office Area and Bridger-Teton National 

Forest ............................................................................................................................................ FIG-9 

Figure 3-13. Criteria Pollutant Concentrations in the BLM Rawlins Field Office Area and 

Medicine Bow National Forest ................................................................................................... FIG-10

Figure 3-14. Criteria Pollutant Concentrations in the BLM Rock Springs Field Office Area and 

Bridger-Teton National Forest .................................................................................................... FIG-11

Figure 3-15. Daily Visibility near Sage-grouse Planning Area Bridger Wilderness .......................... FIG-12

Figure 3-16. Daily Visibility near Sage-grouse Planning Area Yellowstone National Park .............. FIG-13

Figure 3-17. Daily Visibility near Sage-grouse Planning Area North Absaroka Wilderness ............. FIG-14

Figure 3-18. Daily Visibility near Sage-grouse Planning Area Cloud Peak Wilderness .................... FIG-15

Figure 3-19. Daily Visibility near Sage-grouse Planning Area Brooklyn Lake ................................. FIG-16

Figure 3-20. Daily Visibility near Sage-grouse Planning Area Rocky Mountain National Park ....... FIG-17

Figure 3-21. Daily Visibility near Sage-grouse Planning Area Thunder Basin .................................. FIG-18

Figure 3-22. Daily Visibility near Sage-grouse Planning Area Boulder Lake .................................... FIG-19
Table of Contents Draft EIS 

xvi Wyoming Sage-grouse Land Use Plan Amendment 

Figure 3-23. Annual Visibility (Standard Visual Range) near Sage-grouse Planning Area Bridger 

Wilderness .................................................................................................................................. FIG-20

Figure 3-24. Annual Visibility (Standard Visual Range) near Sage-grouse Planning Area 

Yellowstone National Park ......................................................................................................... FIG-21

Figure 3-25. Annual Visibility (Standard Visual Range) near Sage-grouse Planning Area North 

Absaroka ..................................................................................................................................... FIG-22

Figure 3-26. Annual Visibility (Standard Visual Range) near Sage-grouse Planning Area Cloud 

Peak ............................................................................................................................................. FIG-23

Figure 3-27. Annual Visibility (Standard Visual Range) near Sage-grouse Planning Area Rocky 

Mountain National Park .............................................................................................................. FIG-24

Figure 3-28. Mean Annual Precipitation pH in the Sage-grouse Planning Area Pinedale, 

Wyoming .................................................................................................................................... FIG-25

Figure 3-29. Mean Annual Precipitation pH in the Sage-grouse Planning Area ................................ FIG-26

Figure 3-30. Mean Annual Concentrations of Nitrogen Compounds near Sage-grouse Planning 

Area Pinedale, Wyoming ............................................................................................................ FIG-27

Figure 3-31. Mean Annual Concentrations of Nitrogen Compounds near Sage-grouse Planning 

Area Centennial, Wyoming ........................................................................................................ FIG-28

Figure 3-32. Mean Annual Concentrations of Nitrogen Compounds near Sage-grouse Planning 

Area Yellowstone National Park ................................................................................................ FIG-29

Figure 3-33. Mean Annual Concentrations of Nitrogen Compounds in the Sage-grouse Planning 

Area Pinedale .............................................................................................................................. FIG-30

Figure 3-34. Mean Annual Concentrations of Sulfur Compounds near Sage-grouse Planning Area 

Pinedale, Wyoming ..................................................................................................................... FIG-31

Figure 3-35. Mean Annual Concentrations of Sulfur Compounds near Sage-grouse Planning Area 

Centennial, Wyoming ................................................................................................................. FIG-32

Figure 3-36. Mean Annual Concentrations of Sulfur Compounds near Sage-grouse Planning Area 

Yellowstone National Park ......................................................................................................... FIG-33

Figure 3-37. Mean Annual Concentrations of Sulphur Compounds in the Sage-grouse Planning 

Area Pinedale .............................................................................................................................. FIG-34

Figure 3-38. Total Nitrogen Deposition in Pinedale ........................................................................... FIG-35

Figure 3-39. Total Nitrogen Deposition in Yellowstone National Park ............................................. FIG-36

Figure 3-40. Total Nitrogen Deposition in Centennial ....................................................................... FIG-37

Figure 3-41. Total Sulphur Deposition in Pinedale ............................................................................ FIG-38

Figure 3-42. Total Sulphur Deposition in Yellowstone National Park ............................................... FIG-39

Figure 3-43. Total Sulphur Deposition in Centennial ......................................................................... FIG-40

Figure 3-44. Climate Change in Northern Latitudes ........................................................................... FIG-41

Figure 3-45. Average Temperature and Precipitation Trends ............................................................. FIG-42

Figure 3-46. Socioeconomic Study Area, Planning Area, and Surface Land Tenure ......................... FIG-43

Figure 3-47. Distribution of Soil Stability Ratings Forestwide for the Bridger-Teton National 

Forest .......................................................................................................................................... FIG-44

Figure 3-48. Male Sage-grouse Lek Attendance Averages, 1980 – 2008, for the Newcastle Field 

Office .......................................................................................................................................... FIG-45

Figure 3-49. Greater Sage-Grouse Habitat for the Bridger-Teton National Forest ............................ FIG-46

Figure 3-50. General Location of Designated Greater Sage-Grouse Core Habitats in the Thunder 

Basin National Grassland ............................................................................................................ FIG-47

Figure 3-51. Average Number of Displaying Male Greater Sage-Grouse per Lek (1996-2011) in 

the Thunder Basin National Grassland ....................................................................................... FIG-48

Figure 3-52. Minimum Estimated Greater Sage-Grouse Population (1998-2011) in the Thunder 

Basin National Grassland ............................................................................................................ FIG-48

Figure 3-53. Prairie Dog Acres in the Thunder Basin National Grassland ......................................... FIG-49
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment xvii

Figure 3-54. Number of Displaying Male Sharp-tailed Grouse Observed Annually (2003-2011) in 

the Thunder Basin National Grassland ....................................................................................... FIG-49

Figure 3-55. Percent of Active Raptor Nests in the Thunder Basin National Grassland .................... FIG-50

Figure 3-56. Elk Population for the Thunder Basin National Grassland ............................................ FIG-51

Figure 3-57. Pronghorn Antelope Herd Units for the Thunder Basin National Grassland ................. FIG-52

Figure 3-58. Highlight Herd Population for the Thunder Basin National Grassland ......................... FIG-52

Figure 3-59. North Black Hills Population for the Thunder Basin National Grassland ..................... FIG-53

Figure 3-60. Gillette Herd Population for the Thunder Basin National Grassland ............................. FIG-53

Figure 3-61. Cheyenne River Herd Population for the Thunder Basin National Grassland ............... FIG-54

Figure 3-62. North Converse Population for the Thunder Basin National Grassland ........................ FIG-54

Figure 3-63. Mule Deer Herds for the Thunder Basin National Grassland ........................................ FIG-55

Figure 3-64. Powder River Mule Deer Herd Population for the Thunder Basin National Grassland . FIG-56

Figure 3-65. Cheyenne River Mule Deer Herd Population for the Thunder Basin National 

Grassland .................................................................................................................................... FIG-56

Figure 3-66. Black Hills Mule Deer Herd Population for the Thunder Basin National Grassland ..... FIG-57

Figure 3-67. North Converse Mule Deer Herd Population for the Thunder Basin National 

Grassland .................................................................................................................................... FIG-57

Figure 4-1. Oil and Gas Leasing Categories as a Percent of Core and General Habitat ........................ 4-104

LIST OF MAPS 

Map 1-1. Planning Area 

Map 1-2. Surface Ownership 

Map 1-3. Mineral Ownership 

Map 1-4. BLM Forest Service Greater Sage-Grouse Planning Strategy Subregion/EIS Boundaries 

Map 2-1. Surface Disturbance/Surface Occupancy Restrictions – Alternative A 

Map 2-2. Surface Disturbance/Surface Occupancy Restrictions – Alternative D 

Map 2-3. Surface Disturbance/Surface Occupancy Restrictions – Alternative E 

Map 2-4. Oil and Gas Leasing Restrictions – Alternative A 

Map 2-5. Oil and Gas Leasing Restrictions – Alternative B 

Map 2-6. Oil and Gas Leasing Restrictions – Alternative C 

Map 2-7. Oil and Gas Leasing Restrictions – Alternative D 

Map 2-8. Oil and Gas Leasing Restrictions – Alternative E 

Map 2-9. ROW Exclusion and Avoidance Areas – Alternative A 

Map 2-10. ROW Exclusion and Avoidance Areas – Alternative B 

Map 2-11. ROW Exclusion and Avoidance Areas – Alternative C 

Map 2-12. ROW Exclusion and Avoidance Areas – Alternative D 

Map 2-13. ROW Exclusion and Avoidance Areas – Alternative E 

Map 2-14. Areas Closed to Mineral Materials – Alternative A 

Map 2-15. Areas Closed to Mineral Materials – Alternative B 

Map 2-16. Areas Closed to Mineral Materials – Alternative C 

Map 2-17. Areas Closed to Mineral Materials – Alternative D 

Map 2-18. Areas Closed to Mineral Materials – Alternative E 

Map 2-19. Areas Withdrawn From Mineral Entry – Alternative A 

Map 2-20. Areas Withdrawn From Mineral Entry – Alternative B 

Map 2-21. Areas Withdrawn From Mineral Entry – Alternative C 

Map 2-22. Areas Withdrawn From Mineral Entry – Alternative D 
Table of Contents Draft EIS 

xviii Wyoming Sage-grouse Land Use Plan Amendment 

Map 2-23. Areas Withdrawn From Mineral Entry – Alternative E 

Map 2-24. Areas Closed to Solid Leasable Minerals – Alternative A 

Map 2-25. Areas Closed to Solid Leasable Minerals – Alternative B 

Map 2-26. Areas Closed to Solid Leasable Minerals – Alternative C 

Map 2-27. Areas Closed to Solid Leasable Minerals – Alternative D 

Map 2-28. Areas Closed to Solid Leasable Minerals – Alternative E 

Map 2-29. Wind Energy Development Restrictions – Alternative A 

Map 2-30. Wind Energy Development Restrictions – Alternative B 

Map 2-31. Wind Energy Development Restrictions – Alternative C 

Map 2-32. Wind Energy Development Restrictions – Alternative D 

Map 2-33. Wind Energy Development Restrictions – Alternative E 

Map 2-34. Areas of Critical Environmental Concern– Alternative B 

Map 2-35. Areas of Critical Environmental Concern– Alternative C 

Map 3-1. Historic Sites and National Historic Trails 

Map 3-2. Grazing Allotments: Casper Field Office 

Map 3-3. Grazing Allotments: Kemmerer Field Office 

Map 3-4. Grazing Allotments: Newcastle Field Office 

Map 3-5. Grazing Allotments: Pinedale Field Office 

Map 3-6. Grazing Allotments: Rawlins Field Office 

Map 3-7. Grazing Allotments: Rock Springs Field Office 

Map 3-8. Grazing Allotments: Bridger Teton National Forest 

Map 3-9. Grazing Allotments: Medicine Bow National Forest 

Map 3-10. Grazing Allotments: Thunder Basin National Grasslands 

Map 3-11. Federal Mineral Estate and Existing Oil and Gas Leases 

Map 3-12. Major Oil and Gas Field Locations 

Map 3-13. Coal and Trona Leases 

Map 3-14. Developed Recreation Sites 

Map 3-15. Rawlins Soils/Precipitation Zones 

Map 3-16. BLM Special Designations and Management Areas 

Map 3-17. Forest Service Special Designation Areas 

Map 3-18. Sage-Grouse Habitat 

Map 3-19. Sage-Grouse Seasonal Habitats 

Map 3-20. Transportation System 

Map 3-21. Vegetation Communities 

Map 3-22. BLM Visual Resource Management Classifications 

Map 3-23. Forest Service Integrity Objectives and Visual Quality Objectives 

Map 3-24. Watersheds and Surface Water Features 

Map 3-25. Wild Horse Herd Management Areas 

Map 3-26. Pronghorn Habitat Locations 

Map 3-27. Mule Deer Habitat Locations 

Map 3-28. White-tailed Deer Habitat Locations 

Map 3-29. Elk Habitat Locations 

Map 3-30. Moose Habitat Locations 

Map 3-31. Bighorn Sheep Habitat Locations 

Map 3-32. FSIM Fire Probability Categories 

Map 3-33. Lands with Wilderness Characteristics 
Draft EIS Table of Contents 

Wyoming Sage-grouse Land Use Plan Amendment xix

LIST OF APPENDICES 

Appendix A. Wyoming Game and Fish Department Protocols for Treating Sagebrush in Greater 

Sage-Grouse Habitat 

Appendix B. Required Design Features 

Appendix C. Reclamation Plan 

Appendix D. Monitoring Framework 

Appendix E. Fluid Mineral Stipulations 

Appendix F. Predator Management 

Appendix G. Grazing Allotment Data 

Appendix H. Areas of Critical Environmental Concern Criteria 

Appendix I. Disturbance Density Calculation Tool Manual 

Appendix J. Greater Sage-Grouse Wildfire and Invasive Species Habitat Assessment 

Appendix K. Draft Greater Sage-Grouse Amendment for the Land and Resource Management 

Plans: Bridger-Teton National Forest, Medicine Bow National Forest, Thunder Basin 

National Grassland Preferred Alternative—Alternative E 

Appendix L. Federal Laws, Regulations, Policies, and Guidance 

Appendix M. Wildlife and Botany Report and Management Indicator Species Report 

Appendix N. Technical Report: Social and Economic Impact Analysis Methodology