The ideal streamflow range for the river is between 200 and 1,000 cubic feet per second (cfs). The Beaverhead River has a class rating of II-III, which means that it has moderate rapids with waves up to four feet high.
The river has a total segment mileage of 69 miles, with the whitewater section stretching from Clark Canyon Reservoir to Barrett's Diversion Dam, covering a distance of 15 miles. Rafters can expect to encounter several rapids and obstacles during this stretch, including the Beaver Slides and the Sinks.
The Beaver Slides are a series of class III rapids that offer fast-paced and exciting whitewater action. The Sinks, on the other hand, is a narrow section of the river that creates strong currents and challenging waves. Rafters should be prepared to navigate around rocks and boulders, as well as avoid low-hanging branches and other obstacles.
To ensure the safety of all visitors, specific regulations are in place for the Beaverhead River. All rafters must wear a U.S. Coast Guard-approved life jacket and follow the guidelines set forth by the Montana Fish, Wildlife, and Parks department. Additionally, visitors are reminded to leave no trace and respect the natural environment.
Overall, the Beaverhead River offers an exciting whitewater experience for rafters of all levels. With its moderate rapids, beautiful scenery, and specific regulations, it is a must-visit destination for any adventure seeker visiting Montana.
| Last Updated | 2025-06-28 |
| River Levels | 499 cfs (1.62 ft) |
| Percent of Normal | 89% |
| Status | |
| Class Level | iii |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 06016000 |
| Location | Reservations | Toilets |
|---|---|---|
Barretts Park - USBR
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Clark Canyon Reservoir
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Bannack State Park
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Bannack State Park Campground
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