The Upper Pit River Canyon in California is a popular whitewater destination with a range of rapids and challenging obstacles. The ideal streamflow range for the Upper Pit River Canyon is between 500-1,000 cfs, although it can be run at lower or higher flows depending on skill level and preference. The class rating for this section of the river ranges from Class III to Class V, making it suitable for experienced paddlers.

The segment mileage for the Upper Pit River Canyon is approximately 7 miles, with several notable rapids and obstacles along the way. Some of the most challenging rapids include "Bump and Grind," "Holy Smokes," and "Jaws." The steep canyon walls and technical rapids make this section of the river a thrilling and exciting adventure for whitewater enthusiasts.

To ensure the safety of all visitors, there are specific regulations in place for the Upper Pit River Canyon. All visitors must obtain a permit from the Bureau of Land Management, and are required to wear a personal flotation device at all times while on the river. Additionally, visitors are not allowed to camp or build fires along the riverbank.

Overall, the Upper Pit River Canyon is an exhilarating whitewater destination in California. Visitors should be experienced and well-prepared for the challenging rapids and obstacles, and should always adhere to the regulations in place to ensure a safe and enjoyable experience.