• NV vs USBR

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RECORD OF DECISION

• August 21, 2026 - Record of Decision

News

• August 21, 2026 - DOI press release
• August 21, 2026 - The Trump admin finalized short-term Colorado River Plan. Here's what it means for Lake Powell. By Brooke Larsen for Salt Lake Tribune.

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FINAL ENVIORNMENTAL IMPACT STATEMENT (FEIS)

• July 31, 2026 - FEIS: All documents combined as a single pdf file (searchable). On the Colorado.
• Official FEIS Website: Bureau of Reclamation.

Comments

• August 10, 2026 - Governor Hobbs of Arizona

News

• July 31,  2026 - U.S. Raises Threat of Steep Water Cuts in Lower Colorado River Basin. By Scott Dance for New York Times.
• August 7, 2026 - Feds nix Grand Canyon fish protection flows below Lake Powell. By Brandon Loomis for The Arizona Republic.
• August 12, 2026 - 'Pain and suffering' What the Feds Lake Powell Proposal means for Utah and other Colorado River states. By Brooke Larsen for Salt Lake Tribune.
• August 18, 2026 - California planned a nuclear exit now its reconsidering. By Hayley Smith for LA Times.
• August 19, 2026 - Collapse of Colorado River reservoirs a wake-up call and a flashing red light. By Tony Davis for The Arizona Daily Star.

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FEIS - INDIVIDUAL FILES (50)

• Introduction: Dear Reader
• Executive Summary 

• Volume One: Main Body
• Chapter One: Purpose & Need
• Chapter Two: Alternatives
• Chapter Three:_Affected Environment and Environmental Consequences
• Chapter Four_Consultation and Coordination

• Volume Two: Supporting Appendices
• Appendix A: CRSS Modeling Assumptions_with Attachments
• Appendix B:_Modeling Assumptions - Lake Powell and Lake Mead Storage and Delivery of Conserved Water
• Appendix C:_Shortage Allocation Model with Attachment
• Appendix D: Supply Driven Sensitivity
• Appendix E: DMDU Overview Approach
• Appendix F: Hydrologic Uncertainty Super Ensemble
• Appendix G: Initial Conditions
• Appendix H: Unused Tribal Demand
• Appendix I: Alternate Upper Basin Demand Scenarios
• Appendix J: 602a Analysis
• Appendix K: Mexico Shortage Sensitivty Analysis
• Appendix_L: Upper Basin Baseline Demand Schedule
• Appendix M: Lower Basin Baseline Demand Schedule
• Appendix N: International Border Region
• Appendix O: Analysis of Lake Powell Infrastructure
  Protection Releases with Appendix
• Appendix P: Tribal Consultation Efforts
• Appendix Q: Federal Register Notices
• Appendix R: Response to Public Comments
• Appendix S: Additional Description Alternatives
• Appendix T: 2-Year Analysis with Attachements

• Volume Three: Resource Analysis Technical Appendices
• TA 03: Hydro
• TA 04: Water Deliveries
• TA 05: Geomorphology abd Sediment
• TA 06: Water Quaality
• TA 07: Air
• TA 08: Aquatic
• TA 09: Vegetation
• TA 10: Wildlife
• TA 11: Cultural 
• TA 12: Paleo
• TA 13; Tribal
• TA 14: Recreation
• TA 15: Dams
• TA 16: Socioeconomics
• TA 17: Lands
• TA 18: Indian Trust Assets
• TA 19: Visual

• Volume Four: Preparers, References, Glossary, and Index:
• List of Preparers
• References
• Glossary
• Index

All Documents Combined (searchable document)

• 2026 - FEIS Documents Combined. USBR.