The Lower Missouri River Basin is the largest yet least populated of the four Montana regional water resource planning basins, and includes the Musselshell and Milk River basins, as well as Fort Peck Reservoir. Available below is the 2014 Lower Missouri River Basin Water Plan as well as technical documents and reports that address water resource issues in the Lower Missouri River Basin.
If you have questions about water planning in the Lower Missouri Basin please contact Michael Downey at 444-9748.
Lower Missouri Basin Information
Lower Missouri River Basin Water Plan - 2014 View the Report
- Appendix A - Lower Missouri River Basin Advisory Council Recommendation Development Report
- Appendix B - Socioeconomic Portrait of the Lower Missouri River Basin
- Appendix C - Methods for Estimating Water Use for the State Water Plan
- Appendix D - Fish, Wildlife and Parks Instream Flow Reservations in the Lower Missouri River Basin
Additional Lower Missouri River Basin Reports and Technical Information
- St. Mary River and Milk River Basins Study Summary Report - March 2012
- St. Mary River and Milk River Basins Study Technical Report - March 2012
- St. Mary River-Milk River Basins Study: Model Documentation Report - May 2013
- Estimating the Natural Flow of the St. Mary and Milk Rivers: 1980 - 2015 - April 2023
- Upper Milk River Watershed Hydrology Report - November 2012
- Musselshell River Basin Water Management Study - June 1998
- St. Mary and Milk River Basins Study Update Bulletin - June 2023
- Estimated Natural Flow Data for the St Mary and Milk Rivers 1980 - 2015 - April 2023
- Metadata for Estimated Natural Flow Data for the St Mary and Milk Rivers 1980 - 2015 [view] [.xml download]