The South Fork Trask River in Oregon is a popular whitewater river run, offering a variety of rapids and obstacles for experienced kayakers and rafters. The ideal streamflow range for this river is between 500 and 2000 cubic feet per second (cfs), with peak flows occurring in the early spring. The river is rated as Class III to IV, with some technical rapids and small drops.

The segment mileage for the South Fork Trask River run is approximately 6 miles, starting at the Elk Creek Campground and ending at Trask Hatchery. Along the way, paddlers will encounter several notable rapids, including Big Daddy, Squeeze Play, and Pinball. There are also several tight turns and boulder gardens that require precise maneuvering.

There are specific regulations to the area that paddlers must follow, including obtaining a permit from the Oregon Department of Fish and Wildlife before launching. Additionally, boaters must carry all necessary safety equipment, including personal flotation devices and a first aid kit. It is also important to be aware of private property boundaries and to respect local wildlife.

Overall, the South Fork Trask River is a challenging and exciting whitewater run that offers a unique adventure for experienced boaters. It is important to plan carefully and follow all regulations to ensure a safe and enjoyable experience on the river.