The Cedar Creek Tributary of the Whitewater River in California is a popular destination for kayaking and rafting enthusiasts. The ideal streamflow range for this run is between 100-300 cfs, with higher flows making the rapids much more difficult to navigate. The segment mileage of this run is around 6 miles, and it is rated as a class III-IV rapids.

There are a number of specific rapids and obstacles on this run that can make it challenging, including "Corner Pocket," "S-Turn," and "The Maze." These rapids require strong maneuvering and technical skill to navigate safely.

In terms of regulations, the Cedar Creek Tributary is located within the San Bernardino National Forest, and visitors are expected to follow Leave No Trace principles while visiting the area. Additionally, all visitors are required to have a valid Adventure Pass displayed in their vehicle while parked in the national forest.

Overall, the Cedar Creek Tributary is a challenging and exciting run for experienced kayakers and rafters. However, it is important to always be prepared and follow all regulations to ensure a safe and enjoyable experience.