Forms much of the Oregon-Washington border. Vital for hydroelectric power, irrigation, barge transportation, and salmon migration. One of North America's largest rivers by volume.
Major Columbia tributary flowing through eastern Oregon. Carves Hells Canyon, North America's deepest river gorge. Key for hydropower, irrigation, and recreation.
Longest river entirely within Oregon. Flows north through the Willamette Valley, the state's population and agricultural heartland. Critical for water supply, recreation, and historic transportation.
Southern Oregon coastal river. Supports hydroelectric projects, irrigation, fishing, and recreation. Known for its scenic valleys and waterfalls.
Renowned southern Oregon coastal river. Famous for white-water rafting, salmon/steelhead fishing, and wild scenic beauty. Partially designated as a National Wild and Scenic River.
These rivers define Oregon's geography, economy, ecology, and recreation.