The Dirty Devil River is a 80-mile long river located in southern Utah. The ideal streamflow range for this river is between 300-800 cubic feet per second (cfs). It is rated as a Class II-III river, with some sections having Class IV rapids during high water levels.

The segment mileage for the Dirty Devil River starts at the Poison Springs Wash and ends at the confluence with the Colorado River. The river runs through a remote and rugged desert canyon, with stunning red rock formations and towering sandstone cliffs.

Some specific rapids and obstacles on the Dirty Devil River include the Trin-Alcove Rapids, which are located in a narrow section of the canyon and feature steep drops and tricky eddies; the Alcove Rapids, which are known for their large waves and fast currents; and the Cliff Dweller Rapids, which are a series of steep drops and tight turns that require expert maneuvering.

There are some specific regulations to the area, including a permit requirement for overnight trips and a strict pack it in, pack it out policy for all trash and waste. The river is also protected by the Bureau of Land Management, and visitors are required to practice Leave No Trace principles to help preserve the fragile desert ecosystem.