Environmental Assessment Forest Service Niner Project
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United States Department of Agriculture Environmental Assessment Forest Service Niner Project October 2006 Middle Fork Ranger District Willamette National Forest Lane County, Oregon Legal Location: T19S, R3E Section 36, T19S, R4E Section 31, T18S, R3E Sections 1, 12, 13, 24,-26, 36, and T18S, R4E, Sections 6-10, 15-21, 29-31 W.M. For Information Contact: Gary Marsh, Project Team Leader and Silviculturist Middle Fork Ranger District 46375Highway 58 Westfir, Oregon 97492 541-782-2283 The U.S. Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of race, color, national origin, age, disability, and where applicable, sex, marital status, familial status, parental status, religion, sexual orientation, genetic information, political beliefs, reprisal, or because all or part of an individual's income is derived from any public assistance program. (Not all prohibited bases apply to all programs.) Persons with disabilities who require alternative means for communication of program information (Braille, large print, audiotape, etc.) should contact USDA's TARGET Center at (202) 720-2600 (voice and TDD). To file a complaint of discrimination, write to USDA, Director, Office of Civil Rights, 1400 Independence Avenue, S.W., Washington, D.C. 20250-9410, or call (800) 795-3272 (voice) or (202) 720- 6382 (TDD). USDA is an equal opportunity provider and employer. ii Environmental Assessment Niner Project Table of Contents Chapter 1 – Purpose and Need ......................................................................................1 Document Structure...................................................................................................................1 Background ................................................................................................................................2 Purpose and Need for Action ....................................................................................................2 Proposed Action .........................................................................................................................4 Decision Framework..................................................................................................................4 Planning and Management Direction.......................................................................................5 Tiered Documents and Local Assessments ..............................................................................8 Public Involvement ....................................................................................................................9 Issues .........................................................................................................................................11 Significant Issue........................................................................................................ 12 Non-significant Issues............................................................................................... 12 Chapter 2 - Alternatives, including the Proposed Action..........................................19 Alternatives...............................................................................................................................19 Alternative A – Proposed Action.............................................................................. 19 Alternative B............................................................................................................. 25 Summary of Road Work Associated with Action Alternatives A and B.................. 31 Alternative C – No Action ........................................................................................ 38 Alternative Considered But Eliminated from Detailed Analysis.............................. 38 Mitigation Common to the Action Alternatives ....................................................................39 Comparison of Alternatives ....................................................................................................46 Chapter 3 - Environmental Consequences .................................................................55 Soils............................................................................................................................................55 Detrimental Soil Conditions - Significant Issue ....................................................... 55 Soil Productivity ....................................................................................................... 68 Wildlife......................................................................................................................................70 Deer and Elk (Big Game) Habitat............................................................................. 70 Coarse Woody Debris............................................................................................... 75 Threatened, Endangered, and Sensitive Species....................................................... 81 Survey and Manage (S&M) and Other 2001 Record of Decision (ROD) Species... 99 Management Indicator Species............................................................................... 103 Land Birds / Neo-tropical Migrants........................................................................ 108 Fire and Fuels.........................................................................................................................111 Air Quality..............................................................................................................................120 Water Quality and Stream Conditions ................................................................................122 Turbidity ................................................................................................................. 124 Stream Peak Flow ................................................................................................... 125 Soil Erosion............................................................................................................. 127 Chemical Contamination ........................................................................................ 132 Stream Temperatures .............................................................................................. 132 Riparian Management............................................................................................. 135 Fisheries ..................................................................................................................................143 Vegetation ...............................................................................................................................152 Invasive Weeds ....................................................................................................... 163 Sensitive Plants and Survey and Manage Botanical Species.................................. 168 Special Habitat........................................................................................................ 174 Economics .............................................................................................................................. 174 Recreation.............................................................................................................................. 176 Wild and Scenic River ............................................................................................ 176 Huckleberry Flats Off Highway Vehicles (OHV) Trail Area................................. 181 Social ...................................................................................................................................... 182 Road Management ................................................................................................................ 184 Other Disclosure.................................................................................................................... 186 Short term Uses and Long term productivity.......................................................... 186 Irreversible and Irretrievable Commitment of Resources....................................... 187 Unavoidable Adverse Effects ................................................................................. 188 Cultural Resources.................................................................................................. 188 Special Forest Products........................................................................................... 189 Effects on Recreational Fisheries (Executive Order 12962)................................... 189 Effects on Consumers, Civil Rights, Minority Groups and Women ...................... 190 Effects on Minorities, Low-Income Populations, or Subsistence Users (Environmental Justice – Executive Order 12898)................................................. 190 Effects on American Indian Rights......................................................................... 191 Effects on Farmlands, Rangelands, Forest Land, and Floodplains......................... 191 Monitoring ............................................................................................................................. 192 Chapter 4 - Consultation and Coordination ............................................................. 195 References Cited ........................................................................................................ 198 Appendices ................................................................................................................