The Whitewater River Run is a challenging and exciting route that spans from the Confluence of East and West Forks Indigo Creek to the confluence with the Illinois River in Oregon. The ideal streamflow range for this run is between 800-2500 cfs, which provides a thrilling and fast-paced ride. The segment is rated as a Class III-IV, with a total mileage of approximately 10 miles.

There are several notable rapids and obstacles along this stretch of the river. One of the most challenging is the "Pinnacle" rapid, which features a large boulder creating a hydraulic that can trap unwary paddlers. Another is the "Screaming Left Hand Turn", which requires precise maneuvering through a narrow channel and around a sharp bend.

There are specific regulations in place for this area, including a permit requirement for commercial outfitters and restrictions on camping and campfires near the river. It is also important to note that the river flows through private property in some areas, so respect for landowners is essential.

Overall, the Whitewater River Run offers a thrilling and unforgettable experience for experienced paddlers looking for a challenging adventure. It is essential to check current streamflow levels and weather conditions, as well as to adhere to all regulations and safety precautions before attempting this run.