Cottonwood Canyon is a popular whitewater river run located in Utah. The ideal streamflow range for this river is between 200 and 800 cubic feet per second (cfs) during the spring and early summer seasons. The river is rated as a Class III-IV run, meaning it is intermediate to advanced and requires experience and skill to navigate.

The segment mileage of Cottonwood Canyon is approximately 13 miles long and offers a variety of rapids and obstacles for thrill-seekers. Some notable rapids include the Upper and Lower Cottonwood Rapids, Three Fords Rapids, and Pinball Rapids. These rapids range from Class II to Class IV, with Pinball Rapids being the most challenging.

It is important for visitors to note that there are specific regulations in place for Cottonwood Canyon. Only licensed, commercial outfitters are allowed to guide trips on the river, and all visitors must wear personal flotation devices (PFDs) at all times. Additionally, there are limitations on group sizes and camping locations along the river.