The ideal streamflow range for this river is between 500 and 2000 cubic feet per second (cfs), with peak flows occurring in May and June. The class rating for this river varies from class III to IV, depending on the segment being run.
The river run covers a distance of approximately 8 miles, beginning at the Buffalo Bill Reservoir and ending at the Newton Creek campground. The first segment of the run is characterized by calm waters and scenic views, while the second segment features challenging rapids such as "Jump-off Canyon" and "Twin Falls."
One of the biggest obstacles on this river is "Twin Falls," which feature a drop of approximately 8 feet and requires precise navigation. Other notable rapids include "Big Rock," "Three Forks," and "Pinnacle Rock."
To ensure the safety of all rafters, specific regulations have been put in place for this area. All rafters are required to wear a personal flotation device (PFD) and helmets are strongly recommended. Additionally, no glass containers or alcoholic beverages are allowed on the river.
| Last Updated | 2025-06-28 |
| River Levels | 4250 cfs (6.3 ft) |
| Percent of Normal | 57% |
| Status | |
| Class Level | iii |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 06279940 |