| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Callan River |  | River Blackwater | 54.4167000000 | -6.6666700000 | Map | ||||||
| River Tall | River Blackwater | 54.4346000000 | -6.6190900000 | Map |