The Hemlock Crossing to Confluence with Cora Creek whitewater river run is located in the state of California and is a popular destination for kayakers and rafters. The ideal streamflow range for this segment is between 500 and 1,000 cubic feet per second (cfs). The class rating for this segment is class III-IV, meaning that it is suitable for experienced kayakers and rafters who are comfortable with technical maneuvers and navigating challenging rapids.

This segment of the river covers a distance of approximately 7 miles and includes several notable rapids and obstacles, including Hemlock Falls, which is a technical drop that requires precise navigation and quick reflexes. Other notable rapids include The S-Turn, Pinball, and The Notch, which all offer exciting challenges for experienced paddlers.

In terms of regulations, all individuals who use this segment of the river are required to have a valid California Boater Card, which can be obtained by completing an online course and passing an exam. Additionally, all paddlers are required to wear a properly fitting personal flotation device (PFD) at all times while on the river.

Overall, the Hemlock Crossing to Confluence with Cora Creek whitewater river run is a challenging and exciting destination for experienced paddlers who are looking for a thrilling adventure on the water. It is important to always follow regulations and safety guidelines to ensure a safe and enjoyable experience.