The whitewater river run Confluence with South Fork Canyon Creek to Confluence with North Yuba River in California is a popular destination for experienced kayakers and rafters.
Wind
Humidity
The ideal streamflow range for this run is between 800-2,000 cfs. It is rated as a Class IV+ to V run with a segment mileage of 18.5 miles. The run features many challenging rapids and obstacles, including Widowmaker, a Class V rapid with a tight entrance and a dangerous undercut rock on the left side. Other notable rapids include Pinball, the Class IV+ S-Bend, and the Class IV+ Devil's Slide.
The area has specific regulations for river use. All boaters must have a valid California Boater Safety Card and wear a personal flotation device at all times. Camping is not allowed along the river, and fires are only permitted in designated areas. Additionally, there are strict regulations regarding the use of alcohol and drugs on the river.
| Last Updated | 2025-12-03 |
| River Levels | 2740 cfs (7.21 ft) |
| Percent of Normal | 26% |
| Status | |
| Class Level | iv+-v |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 11413000 |
N Yuba R Bl Goodyears Bar Ca
|
168cfs |
Deer C Nr Smartville Ca
|
12cfs |
Spanish C A Quincy Ca
|
31cfs |
Spanish C Ab Blackhawk C At Keddie Ca
|
57cfs |
Yuba R Nr Marysville Ca
|
669cfs |
Butte C Nr Chico Ca
|
127cfs |
| Location | Reservations | Toilets |
|---|---|---|
Carlton Flat Campground
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Carlton Flat
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Cal-Ida Campground
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Fiddle Creek Campground
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Fiddle Creek
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Cal Ida
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Confluence With South Fork Canyon Creek To Confluence With North Yuba River
Slate Reservoir To North Yuba River
Headwaters Of North Yuba River (Sec 10, T20N, R13 E) To One-Eighth Mile Downstream Of Confluence With Cherokee Creek
One-Eighth Mile Downstream From Confluence With Cherokee Creek To One-Quarter Mile Upstream From Confluence With Slate Creek
One-Quarter Mile Upstream From Confluence With Slate Creek To Bullards Bar Reservoir Spillway (Elevation 1902 Feet)
Headwaters To Slate Reservoir