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Region
- Columbia River >> Clatsop County >> Oregon >> United States 146
- Willamette River >> Multnomah County >> Oregon >> United States 118
- Snake River >> British Columbia >> Canada 90
- Yamhill River >> Yamhill County >> Oregon >> United States 90
- Cascade Locks >> Hood River County >> Oregon >> United States 80
- Portland >> Clackamas County >> Oregon >> United States 37
- Oregon >> United States 16
- Vancouver >> Clark County >> Washington >> United States 13
- Washington >> United States 13
- Cowlitz River >> Cowlitz County >> Washington >> United States 12
- Clackamas Rapids >> Clackamas County >> Oregon >> United States 11
- Pacific Ocean >> Earth 9
- Priest Rapids >> Kittitas County >> Washington >> United States 9
- Rock Island Rapids >> Chelan County >> Washington >> United States 9
- Corvallis >> Benton County >> Oregon >> United States 8
- Lewiston >> Nez Perce County >> Idaho >> United States 8
- Astoria >> Clatsop County >> Oregon >> United States 7
- Celilo Falls (historical) >> Wasco County >> Oregon >> United States 7
- Clatskanie River >> Columbia County >> Oregon >> United States 7
- Oregon City >> Clackamas County >> Oregon >> United States 7