The Whitewater River is a popular river run located in California, stretching from the Hot Springs Area to the West End of Blarney River. The ideal streamflow range for this run is between 500-1000 cfs, with a class rating ranging from II to IV. The entire run spans a distance of around 12 miles, with various rapids and obstacles along the way.

One notable rapid on this run is known as "The Chute," which is a class III rapid that requires precise maneuvering to navigate successfully. Another obstacle on this run is a low head dam located near the end of the run, which can be dangerous if not approached with caution.

In terms of regulations, it is important to note that a permit is required to access the run, and all boaters are required to wear a personal flotation device. Additionally, there are restrictions on camping and fires along the river, and visitors are encouraged to practice leave no trace principles to minimize their impact on the environment.

Overall, the Whitewater River run offers a thrilling and challenging experience for experienced paddlers, but it is important to exercise caution and follow all regulations to ensure a safe and enjoyable experience.