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Water Basin
- Colorado River 32
- Colorado 32
- Rio Grande (North America) 28
- Rio Grande >> Mexico >> North America 28
- Saint Lawrence River >> Franklin County >> New York >> United States 26
- St. Lawrence 26
- Tijuana River 11
- Tijuana 11
- Columbia River >> Clatsop County >> Oregon >> United States 9
- Columbia 9
- Nelson River >> Manitoba >> Canada 5
- Nelson-Saskatchewan 5
- Saskatchewan River >> Manitoba >> Canada 5
- Mississippi River Delta >> Plaquemines Parish >> Louisiana >> United States 3
- Mississippi 3
- Río Yaqui 3
- Saint John River >> New Brunswick >> Canada 3
- St. John (North America) 3
- Yaqui 3
- Río Santa Clara 2