The Whitewater River Run in Idaho is a popular river run for whitewater enthusiasts. The ideal streamflow range for this run is between 800-2,000 cfs, which typically occurs between May and June. This 7.3 mile segment is rated as a Class III-IV run, with some rapids reaching Class V during high water conditions. The most notable rapids include the Boulder Garden, The Notch, and the Pinball section.

The run starts in Long Canyon Pass, Sec. 30, T63N, R2W and ends at the Forest Boundary, Road #417, Sec. 25, T63N, R2W. The segment is relatively short, but it offers challenging rapids and beautiful scenery.

There are some specific regulations to keep in mind when planning a trip to this area. A permit is required to launch a raft or kayak on the river, and all boaters must have proper safety equipment, including a personal flotation device (PFD) and a helmet. It is also important to note that the river runs through private property, so it is important to respect landowner rights and avoid trespassing.

Overall, the Whitewater River Run in Idaho is a challenging and exciting river run for experienced whitewater paddlers. It is important to check streamflow levels and follow all regulations before embarking on this adventure.