The ideal streamflow range for this river is between 800 - 1,000 cfs, which usually occurs in late May or early June. The Upper Green River is rated as a class III-IV rapids, making it a challenging yet enjoyable experience for experienced rafters.
The segment mileage for the Upper Green River run is about 13 miles, with the put-in point being at Flaming Gorge Dam and the takeout point at Little Hole. Along the way, rafters will encounter several notable rapids including Red Creek, Stairstep, and Big Joe. These rapids are known for their exhilarating drops, tight chutes, and challenging obstacles.
There are certain regulations that must be followed when rafting on the Upper Green River. The area is managed by the Ashley National Forest and a permit is required for all river trips. In addition, all boaters must wear a personal flotation device (PFD) at all times while on the river. It is also important to remember to leave no trace and pack out all trash and waste.
Overall, the Upper Green River offers a thrilling and challenging whitewater rafting experience for experienced rafters. With its ideal streamflow range, class III-IV rapids, and challenging obstacles, it is a must-visit destination for any whitewater enthusiast.
| Last Updated | 2025-06-28 |
| River Levels | 6970 cfs (13.41 ft) |
| Percent of Normal | 37% |
| Status | |
| Class Level | iii-iv |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 09234500 |
Green River Near Greendale
|
847cfs |
Big Brush Creek Abv Red Fleet Res
|
9cfs |
Green River Near Jensen
|
1230cfs |
Henrys Fork Near Manila
|
49cfs |
Ashley Cr Abv Sp Nr Vernal Ut
|
4cfs |
Ashley Creek Near Vernal
|
22cfs |