| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Medway Creek (Ontario) | Thames River | 43.1000000000 | -81.3000000000 | Map | |||||||
| North Thames River | Thames River | 42.9816666667 | -81.2572222222 | Map | |||||||
| Avon River (Ontario) |  | 1,678,000,000 | Thames River | 37,000 | 43.3050000000 | -81.1675000000 | Map |