The Whitewater River Run State Park to Confluence with Middle Fork Feather WSR is a popular destination for whitewater enthusiasts in California. The ideal streamflow range for this section of the river is between 800-1500 cfs, as it provides the perfect balance of challenging rapids and manageable conditions. The class rating of this section of the river is Class III-V, meaning it is suitable for experienced paddlers only. The segment mileage of the Whitewater River Run State Park to Confluence with Middle Fork Feather WSR is approximately 10 miles, and it is known for its challenging rapids and obstacles, including "The Wall," "The Chute," and "The Slot."

There are specific regulations in place for this area, including a mandatory shuttle service provided by local outfitters due to limited parking. Additionally, all boaters must obtain a permit from the Bureau of Land Management before entering the river. The permit includes a list of rules and guidelines, such as a prohibition on littering and a requirement to carry out all trash.