* WHAT...Snow expected. Total snow accumulations between 2 and 6 inches with higher snow totals expected at and above pass level with 7 to 10 inches of snow for Galena Summit. Very gusty winds developing late Friday into Friday night. * WHERE...Sawtooth/Stanley Basin and Sun Valley Region. * WHEN...Until 5 AM MST Saturday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday commutes.
The ideal streamflow range for this section is between 800-2,000 cfs. This section is rated Class III-IV, making it suitable for intermediate to advanced paddlers. The segment mileage is approximately 26 miles, offering a challenging and exciting experience for those who choose to embark on this journey.
The river features several notable rapids, including Deer Creek Falls, which is a Class IV rapid that requires technical maneuvering skills. The Lunch Counter is another rapid that is infamous for its large waves, making it a Class III+ rapid. Additionally, Big Mallard Creek and Elkhorn Rapids provide exciting challenges for paddlers.
There are specific regulations to be aware of in this area. All paddlers must wear a personal flotation device (PFD) and a helmet. The use of alcohol is strictly prohibited, and all waste must be packed out. Campfires are only allowed in designated areas, and visitors must obtain a permit before camping.
In conclusion, the whitewater river run from Outlet Alteras Lake to Confluence with Salmon River in Idaho provides an exhilarating experience for intermediate to advanced paddlers. With a range of class III-IV rapids and specific regulations to adhere to, this section of the river offers a challenging and exciting adventure for those who choose to tackle it.
| Last Updated | 2025-12-03 |
| River Levels | 595 cfs (2.09 ft) |
| Percent of Normal | 89% |
| Status | |
| Class Level | iii-iv |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 13295000 |
| Location | Reservations | Toilets |
|---|---|---|
Pettit Lake Campground
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Pettit Lake
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Alturas Tent Camping Area
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Smokey Bear
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Smokey Bear (Alturas) Campground
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Smokey Bear Campground
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