The Whitewater River Run, located in California, is a popular destination for white water rafting enthusiasts. The ideal streamflow range for the river run is between 800 and 2,000 cubic feet per second (cfs). The river is rated as a Class III-IV, which means it has moderate to difficult rapids with irregular waves and obstacles.

The segment mileage of the Whitewater River Run wilderness boundary is approximately 19 miles. During this river run, rafters will encounter several different rapids and obstacles, including the Meatgrinder, the S-Turn, and the Narrows. These rapids range from Class III to IV, depending on the water flow.

To ensure the safety of all visitors, specific regulations are in place for the Whitewater River Run. All visitors must obtain a permit from the Bureau of Land Management. In addition, a maximum of 15 people are allowed per group. Visitors must also adhere to the Leave No Trace principles while on the river.

Overall, the Whitewater River Run Wilderness Boundary offers a thrilling white water rafting experience for those who are up for the challenge. It is important to note that water flow and weather conditions can change rapidly, so it is important to check the current conditions before embarking on the river run.