Flathead Reservation Water Management Board

The Water Management Board is an independent board created by the Montana-CSKT-US Water Compact (MCA 85-20-1901) and the Unitary Administration and Management Ordinance (CSKT Ordinance No. 111-A or MCA 85-20-1902) to be the exclusive regulatory body for water rights administration on the Flathead Indian Reservation, including the issuance of new water rights and change applications. 

For more information about new uses of water, change applications, or the administration of water rights on the Flathead Reservation,please contact the Water Management Board at:

  • Phone:  (406) 201-2532
  • Email:  This email address is being protected from spambots. You need JavaScript enabled to view it.
  • Mailing address:  PO Box 37, Ronan, MT 59864
  • Physical address:  400 Main Street SW, Ronan, MT 59864
  • Hours:  Monday-Thursday 9:00 am - 5:00 pm and Friday 9:00 am - 1:00 pm

Copies of the Water Compact or Water Management Board Forms can be found at https://dnrc.mt.gov/Water-Resources/Compacts/Flathead-Reservation-Water-Management-Board 

 FRWMB Forms

As of 2/1/24, all of the active FRWMB Water Right forms went though an application fee update triggered by house bill 114 (we are required to follow the state-based filing fees which were updated at the start of the year).


Meeting Materials December 20th 2023

Meeting Materials December 13th 2023



Meeting Materials October 3rd, 2023


Meeting Materials September 26th, 2023


Meeting Materials August 10th, 2023


Meeting Materials July 27th, 2023

Meeting Materials July 1th, 2023

Meeting Materials May 18th, 2023