The Whitewater River Run from Source to Fremont Lake in Wyoming has an ideal streamflow range of 500-1500 cfs. It is rated as a Class III-IV run, with a segment mileage of approximately 12 miles. The river features several notable rapids and obstacles, such as the "Gauntlet," "Lunch Counter," and "Big Kahuna."

The "Gauntlet" is a series of rapids that require precise maneuvering and offer a thrilling ride. "Lunch Counter" is a large wave, and "Big Kahuna" is a steep drop that demands careful navigation. The run also features several boulder gardens and eddies that can pose challenges to kayakers and rafters.

Because the run is located within the Bridger-Teton National Forest, there are specific regulations that must be followed. For example, permits are required for commercial operations, and visitors must adhere to Leave No Trace principles. Additionally, the use of motorized watercraft is prohibited on the river.

Overall, the Whitewater River Run is a popular destination for experienced kayakers and rafters seeking a challenging adventure in a beautiful natural setting. However, it is important to check streamflow levels and obtain necessary permits before embarking on a trip.