The Granite Creek Headwaters to Confluence with Elk Creek run in California is a popular whitewater river run for kayakers and rafters. The ideal streamflow range for this run is between 800 and 1500 cfs, which provides a challenging but manageable experience for experienced paddlers. The run is rated as class IV, meaning that it is for advanced paddlers with good river skills.

This river run is approximately 10 miles long, and it includes several challenging rapids and obstacles, including the "Entrance Rapid," "Three Falls," and "Hole in the Wall." Paddlers should be prepared to face technical drops and steep chutes. The run also includes several pools that offer a chance to rest and catch your breath before tackling the next rapid.

There are specific regulations in place for this area, including a permit system that limits the number of paddlers on the river. Paddlers must also abide by Leave No Trace principles and pack out all trash and waste. Additionally, paddlers should be aware of private property along the river and respect the rights of landowners.