| Attribute | Saint Lawrence - Niagara- Detroit- Saint Clair- Saint Marys- Saint Louis × | Yukon × |
|---|---|---|
| Length (km) | 3,058 | 3,184 |
| Drainage area (km²) | 1,030,000 | 850,000 |
| Average discharge (m³/s) | 10,100 | 6,210 |
| Outflow | - | |
| Countries in the drainage basin |