Water Basin
- Skagit River >> Skagit County >> Washington >> United States 4
- Skagit 4
- St. John (North America) 4
- Fraser River >> British Columbia >> Canada 3
- Fraser 3
- Orontes River >> Lebanon 3
- Río Yaqui 3
- Saint Croix River >> Washington County >> Maine >> United States 3
- St. Croix 3
- Yaqui 3
- Helmand Rōd >> Afghanistan 2
- Río Santa Clara 2
- Santa Clara 2
- Tigris River >> Basra Governorate >> Iraq 2
- Alsek River >> Yakutat >> Alaska >> United States 1
- Alsek 1
- Caetani River >> Valdez-Cordova County >> Alaska >> United States 1
- Caetani 1
- Chilkat River >> British Columbia >> Canada 1
- Chilkat 1