The ideal streamflow range for this stretch of the Green River is between 800 and 2,000 cubic feet per second (cfs). The class rating for this section of the river is class II-III, making it suitable for intermediate paddlers with some experience. The segment mileage of the run is approximately 28 miles, with several rapids and obstacles along the way.
One of the most notable rapids on this run is called Trin-Alcove, which features a steep drop and tight channels that require precise maneuvering. Other notable rapids include Steer Ridge, Brown Betty, and Rattlesnake Canyon. Paddlers should be aware of potential hazards such as strainers, sweepers, and undercut rocks, which can pose a danger to inexperienced paddlers.
There are specific regulations that apply to this area, including permits to access the river and restrictions on camping and fires. Paddlers should also be aware of Leave No Trace principles and pack out all trash and waste. Overall, Robbers Roost Canyon is a thrilling whitewater experience that requires skill and caution, and should only be attempted by experienced paddlers with proper equipment and safety gear.
| Last Updated | 2025-06-28 |
| River Levels | 162 cfs (6.14 ft) |
| Percent of Normal | 0% |
| Status | |
| Class Level | ii-iii |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 09333500 |