Source To Mouth Paddle Report

Last Updated: 2025-12-11

The Whitewater River Run in Idaho is a popular destination for whitewater enthusiasts.


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Summary

The river flows for approximately 30 miles, from its source in the Sawtooth National Forest to its confluence with the Salmon River. The ideal streamflow range for the Whitewater River is between 500 and 3,000 cubic feet per second (cfs), with peak flows generally occurring in late May and early June.

The class rating for the Whitewater River ranges from Class II to Class IV, with several challenging rapids and obstacles along the way. Some of the most notable rapids include Marble Creek, Devil's Tooth Rapid, and The Chute. These rapids can be particularly challenging at high water levels, and require experienced paddlers to navigate safely.

In terms of segment mileage, the Whitewater River can be broken down into three main sections: the Upper, Middle, and Lower Sections. The Upper Section is approximately 10 miles long, and is known for its steep gradient and challenging rapids. The Middle Section is the longest, at approximately 15 miles, and features a mix of challenging rapids and more relaxed stretches of water. The Lower Section is the most mellow, with gentle Class I and II rapids and a peaceful float to the confluence with the Salmon River.

To ensure safety and protect the environment, there are several regulations in place for the Whitewater River Run. These include permits for commercial outfitters, restrictions on group size, and guidelines for camping and campfires. Additionally, boaters are encouraged to practice Leave No Trace principles and pack out all trash and waste.

River Run Details

Last Updated 2025-12-11
River Levels 1230 cfs (11.4 ft)
Percent of Normal 67%
Status
Class Level ii-iv
Elevation ft
Streamflow Discharge cfs
Gauge Height ft
Reporting Streamgage USGS 10092700
       

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