The Whitewater River is a popular run in the Absaroka-Beartooth Wilderness in Montana. The ideal streamflow range for this run is between 300-700 cubic feet per second (cfs), which typically occurs during the late spring and early summer months. The Class rating of this run ranges from Class II to III+, providing an exciting experience for intermediate to experienced paddlers.

This river run covers a distance of approximately 11 miles, beginning at the Absaroka-Beartooth Wilderness Boundary and ending at the Headwaters in Sec. 29, T7S, R15E. While the entire run is scenic, it is especially beautiful in the upper section, which features steep canyon walls and narrow passages. One notable rapid on the upper section is Double Drop, which requires precise navigation.

There are specific regulations to the area, including permits for overnight use and campfires only in designated areas. Additionally, all visitors are required to follow Leave No Trace principles to protect the natural environment.