| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Clyde River (Ontario) | Mississippi River | 44.9888000000 | -76.3686000000 | Map | |||||||
| Fall River (Ontario) | Mississippi River | 50,000 | 44.9730555556 | -76.3602777778 | Map | ||||||
| Indian River (Lanark County) |  | Mississippi River | 49,000 | 45.2566666667 | -76.2422222222 | Map |