The Whitewater River run from Confluence with Cocomunga Creek to Confluence with Gun Creek in Arizona is considered a Class III-IV river, with an ideal streamflow range of 800-1,500 cubic feet per second (cfs). This stretch of the river covers a total distance of 9.3 miles and offers some of the most challenging rapids in the state, including the infamous "Cradle" and "Chute" sections.

The Cradle section is a steep, narrow drop with large rocks and boulders that require precise navigation. The Chute section is a long series of rapids that require advanced paddling skills to navigate. Other notable rapids include the "S-Turns," "Kitchen Sink," and "Jug Handle."

There are specific regulations that must be followed when kayaking or rafting on the Whitewater River. All participants must wear a life jacket and helmets, and it is recommended to have a guide or experienced kayaker with you. Additionally, the use of alcohol and drugs is strictly prohibited, and littering or damaging the natural environment can result in fines and legal action.

Overall, the Whitewater River run from Confluence with Cocomunga Creek to Confluence with Gun Creek is a challenging and rewarding experience for experienced kayakers and rafters. It is important to follow all regulations and safety guidelines to ensure a safe and enjoyable trip.