Yellowstone River Basin

The Yellowstone River Basin is one of the four Montana regional water resource planning basins, and includes such major tributaries as the Bighorn, Tongue, and Powder rivers. Available below are documents relating to the 2014 Yellowstone River Basin Water Plan as well as other technical reports and documents that address water resource issues in the Yellowstone River Basin.

If you have questions about water planning in the Yellowstone River Basin please contact Sara Meloy at 444-4247.

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Yellowstone Basin Information

Yellowstone River Basin Water Plan - 2014 View the Report

Appendices - Yellowstone Basin Plan

Appendix A - Yellowstone Basin Planning Methodology
Appendix B - Population and Income
Appendix C - Climate and Historical Drought
Appendix D - Yellowstone River Basin Streamflow
Appendix E - Yellowstone River Basin Water Quality
Appendix F - Methods for Estimating Water Use
Appendix G - Past Efforts to Estimate Future Demand
Appendix H - Potential Effects of Climate Change on Future Water Supplies and Demands

Additional Yellowstone Basins Reports and Technical Information

Surface Water Reports

Sweet Grass Creek Water Supply and Storage Potential Study (March, 2010)
Boulder River Watershed Irrigation Efficiencies and Water Supply Study (January, 2008) and Slide Presentation
Upper Shields River Watershed Water Supply and Irrigation Efficiencies Investigations, 1999-2005 (December, 2005)

Ground Water Reports

Ground Water Conditions at the Horse Creek Temporary Controlled Ground Water Area (April, 2009)
Ground Water Levels at the South End of the Red Lodge Bench Near Red Lodge, MT (March, 2000)