Preview site. The live site is flatheadrivers.org.
Three Forks of the Flathead Wild & Scenic since 1976
GPC Flathead Aerials

219 designated miles · North, Middle & South Forks

Safeguarding the future of the Flathead River system

Explore the river guideJoin the River Ambassador team

Our mission

To support and enhance the outstanding and remarkable Three Forks of the Flathead River.

Formed in 2019, the Flathead Rivers Alliance is a non-profit organization dedicated to the preservation of the Flathead River system, from the Canadian border to Hungry Horse Reservoir.

New · Interactive river guide

Stand at every launch before you drive there.

360° imagery of all 25 access sites, live flows and temperatures, measured accessibility data, and float planning for every reach. Built with Terrain360 and DREAM Adaptive Recreation.

Open the river guide threeforksflathead.com
Glacier Rim North Fork Class I-III · 58 mi West Glacier Middle Fork Class II-IV · 101 mi South Fork Class I-IV · 60 mi
Who we are. Formed in 2019, the Flathead Rivers Alliance is a non-profit organization dedicated to the preservation of the Flathead River System.

Who we are.

Formed in 2019, the Flathead Rivers Alliance is a non-profit dedicated to the preservation of the Flathead River system.

Learn more
Get involved. Welcoming all members of the community. Join us today to protect and support the Flathead.

Get involved.

Welcoming all members of the community. Join us today to protect and support the Flathead through volunteering, stewardship events, and the River Ambassador program.

Find out how
Where we are. Designated in 1976 as a Wild and Scenic River, Three Forks of the Flathead encompasses the North Fork of the Flathead from the Canadian

Where we are.

Designated Wild and Scenic in 1976, the Three Forks span 219 miles through the traditional homelands of the Qlʼispe, Ktunaxa/Ksanka, and Séliš Nations, and lands traveled by the Amskapii Pikuni Peoples.

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