Havasu Travel Management Plan (TMP) Environmental Assessment DOI‐BLM‐AZ‐LHFO‐2013‐0020‐EA Prepared by: U.S. Department of Interior Bureau of Land Management Colorado River District Lake Havasu Field Office Lake Havasu City, Arizona August 2013 TABLE OF CONTENTS 1.0 Introduction ..................................................................................................................................................................... 1 1.1 Background ............................................................................................................................................................. 1 1.2 Plan Area .................................................................................................................................................................. 2 1.3 Land Use Plan Conformance ............................................................................................................................ 3 1.4 Purpose and Need ................................................................................................................................................ 3 1.4.1 Decisions To Be Made ............................................................................................................................... 3 1.5 Scoping and Issues ............................................................................................................................................... 3 1.5.1 Internal Scoping .......................................................................................................................................... 3 1.5.2 External Scoping ......................................................................................................................................... 5 1.5.3 Issues ............................................................................................................................................................... 5 2.0 Proposed Action & Alternatives Considered ...................................................................................................... 6 2.1 No Action (Alternative A) ................................................................................................................................. 7 2.2 Resource Protection (Alternative B) ............................................................................................................ 7 2.3 Proposed Action (Alternative C) .................................................................................................................... 8 2.4 Access (Alternative D) ........................................................................................................................................ 8 2.5 Alternatives Eliminated from Detailed Analysis ..................................................................................... 9 3.0 Affected Environment & Environemental Effects ............................................................................................ 9 3.1 Area of Environmental Concern, Crossman Peak (ACEC) ................................................................... 9 Affected Environment .................................................................................................................................................. 9 Environmental Effects ................................................................................................................................................. 9 3.2 Cultural/Paleontological Resources ........................................................................................................... 10 Affected Environment ................................................................................................................................................ 10 Environmental Effects ............................................................................................................................................... 11 3.3 Fish & Wildlife Excluding Federally Listed Species ............................................................................. 11 Affected Environment ................................................................................................................................................ 11 Environmental Effects ............................................................................................................................................... 11 3.4 Hazardous or Solid Wastes............................................................................................................................. 13 Affected Environment ................................................................................................................................................ 13 Environmental Effects ............................................................................................................................................... 13 3.5 Migratory Birds ................................................................................................................................................... 14 Affected Environment ................................................................................................................................................ 14 Environmental Effects ............................................................................................................................................... 14 3.6 Native American Religious Concerns ......................................................................................................... 15 Affected Environment ................................................................................................................................................ 15 Environmental Effects ............................................................................................................................................... 16 3.7 Public Health & Safety ...................................................................................................................................... 16 Affected Environment ................................................................................................................................................ 16 Environmental Effects ............................................................................................................................................... 16 3.8 Recreation ............................................................................................................................................................. 17 Affected Environment ................................................................................................................................................ 17 Environmental Effects ............................................................................................................................................... 17 3.9 Socioeconomics ................................................................................................................................................... 19 Affected Environment ................................................................................................................................................ 19 Environmental Effects ............................................................................................................................................... 19 3.10 Soils .......................................................................................................................................................................... 20 Affected Environment ................................................................................................................................................ 20 Environmental Effects ............................................................................................................................................... 21 3.11 Threatened and Endangered Species/Special Status Species ......................................................... 21 Affected Environment ................................................................................................................................................ 21 Environmental Effects ............................................................................................................................................... 28 3.12 Travel Management........................................................................................................................................... 29 Affected Environment ................................................................................................................................................ 29 Environmental Effects ............................................................................................................................................... 29 3.13 Vegetation/ Invasive & Non‐Native Species ........................................................................................... 30 Affected Environment ................................................................................................................................................ 30 Environmental Effects ............................................................................................................................................... 30 3.14 Visual Resources ................................................................................................................................................