Clatskanie River

The Clatskanie River is a tributary of the Columbia River, approximately 25 miles (40 km) long, in northwestern Oregon in the United States. It drains a timber-producing area in the foothills of the Northern Oregon Coast Range north-northwest of Portland.
It rises in eastern Columbia County, approximately 10 miles (16 km) west of St. Helens on the northern slopes of Bunker Hill. Major tributaries include Carcus Creek and the North Fork of the Clatskanie, which converge at Swedetown. The North Fork rises at Apiary. It flows generally north-northwest through the Clatsop State Forest, past C...