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Region
- Oregon >> United States 665
- Columbia River >> Douglas County >> Washington >> United States 74
- Washington >> United States 67
- Columbia River >> Clatsop County >> Oregon >> United States 54
- Willamette River >> Multnomah County >> Oregon >> United States 46
- Snake River >> Franklin County >> Washington >> United States 27
- California >> United States 13
- Coos Bay >> Coos County >> Oregon >> United States 12
- Idaho >> United States 12
- Oneonta Gorge >> Multnomah County >> Oregon >> United States 7
- San Francisco Bay >> San Mateo County >> California >> United States 7
- Clearwater River >> Nez Perce County >> Idaho >> United States 6
- Multnomah Falls >> Multnomah County >> Oregon >> United States 6
- San Diego River >> San Diego County >> California >> United States 6
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 5
- Cowlitz River >> Cowlitz County >> Washington >> United States 5
- Pillars of Hercules >> Multnomah County >> Oregon >> United States 5
- Umpqua River >> Douglas County >> Oregon >> United States 5
- Wahkeena Falls >> Multnomah County >> Oregon >> United States 5
- Latourell Falls >> Multnomah County >> Oregon >> United States 4