River Class / Skill Level

• Class: III–V big water rapids with enormous wave trains during high flows.

• Skill Level: Experienced boaters recommended, especially during spring runoff.

Season / Permits / Weather

• Boating Season: April through October

. • Permit Required: Yes — permits issued by the National Park Service

. • Best Time to Run: May and June during peak snowmelt.

• Weather: Hot desert conditions with intense sun and occasional summer storms.

Water Levels / River Character

• Typical Flow Range: ~10,000–70,000+ cfs depending on Colorado River runoff.

• Low Water: Rapids remain technical but less explosive.

• Optimal Flows: 20,000–40,000 cfs creates massive standing waves and powerful hydraulics.

• High Water: Some of the largest whitewater in North America.

• Special Considerations: Rapid difficulty changes dramatically with water level.

Put-In / Take-Out

• Standard Put-In: Potash Boat Ramp near Moab.

• Standard Take-Out: North Wash

• Trip Length: Approximately 100 miles, typically run in 4–7 days.