The Whitewater River Run along the Confluence with Soda Butte Creek to the Confluence with the Yellowstone River in Wyoming is an exciting adventure for whitewater enthusiasts. The ideal streamflow range for this segment is between 1,000 and 5,000 cubic feet per second (cfs). The class rating for this segment is Class III-IV, making it suitable for intermediate to advanced paddlers.

The segment mileage for this section is approximately 10 miles, and it features several rapids and obstacles, including House Rock, Kenney's Alley, Rock Garden, and the Narrows. These rapids provide an exhilarating challenge for experienced paddlers.

Specific regulations to the area include obtaining a permit through the National Park Service (NPS) before embarking on the river. The NPS also requires that all paddlers wear a personal flotation device and carry a whistle. Additionally, all paddlers must adhere to a carry-in, carry-out policy in regards to trash and other waste.

In summary, the Whitewater River Run from the Confluence with Soda Butte Creek to the Confluence with the Yellowstone River in Wyoming offers an exciting adventure for intermediate to advanced paddlers. With a class rating of III-IV and several challenging rapids and obstacles, it is important to keep in mind the ideal streamflow range of 1,000 to 5,000 cfs and to obtain the necessary permits and adhere to regulations set forth by the National Park Service.