Upper Missouri Basin Advisory Council - Issues Scoping Report
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Upper Missouri Basin Advisory Council - Issues Scoping Report Montana State Water Plan Update - Upper Missouri River Basin Prepared by: Upper Missouri River Basin Advisory Council Jim Beck, Chair | Vicki Baker, Vice Chair and Kathleen Williams 202 S Black, Ste 505 Bozeman, MT 59715 Phone: 406-570-1917 e-mail: [email protected] Adopted by the Council December 17, 2013 ACKNOWLEDGMENTS This report was prepared based on information shared by agency staff, as well as the Council's resource experts and many public representatives who attended regional issue public scoping meetings or otherwise shared their expertise and views. Figures in this report are from presentations at these meetings. The Council thanks those who have helped create a productive beginning dialogue about Montana's water resources. TABLE OF CONTENTS Introduction ............................................................................................................................................................... 1 About the Upper Missouri River Basin Advisory Council ....................................................................................... 2 Purpose of this Document ..................................................................................................................................... 3 Summary of Information Presented to the Council About the Upper Missouri Basin ............................................. 6 Water Resources.................................................................................................................................................... 7 Water Use by Sector ............................................................................................................................................ 12 Water Administration .......................................................................................................................................... 20 Tools to Accommodate Change ........................................................................................................................... 22 Building the Baseline ............................................................................................................................................... 24 What's Working Well ........................................................................................................................................... 24 Water Oversupplies ............................................................................................................................................. 25 Water Shortages .................................................................................................................................................. 25 Water-Related Trends and Projections ............................................................................................................... 26 Data Gaps ............................................................................................................................................................ 29 Issues Identified in the Scoping Process .................................................................................................................. 30 Moving Toward Water Plan Recommendations ...................................................................................................... 32 How to Contribute to this Process ........................................................................................................................... 33 Next Steps ................................................................................................................................................................ 33 APPENDICES A. Montana State Water Plan Statute .....................................................................................................................A-1 B. Basin Advisory Council Guidelines .......................................................................................................................B-1 C. Detailed Issues Scoping Input as of mid-October 2013 .......................................................................................C-1 D. Results of December Public Input Period ...........................................................................................................D-1 LIST OF FIGURES Figure 1. Evening Light Illuminates Smith River Cliffs .................................................................................................... 1 Figure 2. Public Issues Scoping Meeting - Dillon............................................................................................................ 2 Figure 3. Public Scoping Meeting, Small Group Report-Out .......................................................................................... 3 Figure 4. Upper Missouri Basin Advisory Council Fort Benton Meeting Participants .................................................... 5 Figure 5. Land Cover and Jurisdiction in the Basin ........................................................................................................ 6 Figure 6. Major Streams in the Upper Missouri Basin ................................................................................................... 6 Figure 7. Two Contrasting Rivers .................................................................................................................................. 7 Figure 8. Basin Average Annual Precipitation ................................................................................................................ 7 Figure 9. An Example of Snow Monitoring Data ............................................................................................................ 8 Figure 10. Example Hydrographs for a Basin Stream .................................................................................................... 8 Figure 11. Major Reservoirs ........................................................................................................................................... 9 Figure 12. Gibson Reservoir ........................................................................................................................................... 9 Figure 13. Canyon Ferry Dam and Reservoir ............................................................................................................... 10 Figure 14. Canyon Ferry Reservoir Storage Trends and Joint Use Zone ...................................................................... 10 Figure 15. Effect of Canyon Ferry Reservoir on Missouri River Flows ......................................................................... 10 Figure 16. Diagrams of Gaining and Losing Streams.................................................................................................... 11 Figure 17. Surface and Groundwater Relationships in the Upper Beaverhead ........................................................... 11 Figure 18. Statewide Irrigation Statistics ..................................................................................................................... 12 Figure 19. 2003 Statewide Irrigation Diversions, by Crop ........................................................................................... 12 Figure 20. Comparison of Flood and Sprinkler Irrigation ............................................................................................. 13 Figure 21. Water Cycle Diagram For Irrigation Water Use .......................................................................................... 13 Figure 22. City of Bozeman Water Demand, By Use Type ........................................................................................... 15 Figure 23. Schematic of a Stream Cross-Section ......................................................................................................... 15 Figure 24. Two Examples of Stream Habitat Complexity ............................................................................................. 16 Figure 25. Example of Dynamic Hydrograph, Big Hole River ....................................................................................... 16 Figure 26. A Malting Plant Near Great Falls ................................................................................................................. 17 Figure 27. Major Hydroelectric Facilities in the Upper Missouri Basin........................................................................ 17 Figure 28. Missouri Mainstem Flow and Cochrane Hydroelectric Water Claim Level................................................. 18 Figure 29. Water-Based State Parks in the Upper Missouri Basin ............................................................................... 18 Figure 30. Missouri/Madison Corridor Recreational Use Statistics ............................................................................. 19 Figure 31. Montana Water-Related Recreation Statistics ........................................................................................... 19 Figure 32. various Closures in the Upper Missouri Basin ............................................................................................ 21 Figure 33. The Council at Work - Large Group and Small Group Discussions .............................................................. 23 Figure 34. Collaborative Discussions in the Big Hole ................................................................................................... 24 Figure 35. Changes in Percent of Irrigated Acres by County: 1987-2002 ...................................................................