The North Fork Trask River in Oregon is a popular whitewater river run for kayaking and rafting enthusiasts. The ideal streamflow range for this river is between 300-800 cubic feet per second (cfs) during the months of April to June, with the best conditions in May. This river is rated as a Class III-IV, meaning it has moderate to difficult rapids with waves and obstacles that require some skill and experience to navigate.

The segment mileage for the North Fork Trask River is 10.5 miles, beginning at the bridge on Trask River Road and ending at the confluence of the North and South Forks. There are several notable rapids and obstacles along the way, including Bald Mountain Falls, a Class IV drop with a steep gradient and challenging entrance. Another notable rapid is Lighthouse, a Class III drop with a large boulder in the center that requires precise navigation.

It is important to note that the North Fork Trask River is located on private timberland, and access is only allowed through a permit system. The permits are limited to 25 per day and can be obtained through the Tillamook State Forest website. Additionally, all boaters are required to wear a personal flotation device (PFD) and carry a whistle. The area is also subject to seasonal closures and restrictions, so it is important to check with local authorities before planning a trip.

Overall, the North Fork Trask River offers a thrilling whitewater experience for experienced boaters, with challenging rapids and beautiful scenery. It is important to follow all regulations and safety precautions to ensure an enjoyable and safe trip.