| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Deception River | Otira River | 17,000 | -42.8000000000 | 171.6000000000 | Map | ||||||
| Rolleston River | Otira River | 9,000 | -42.8509805556 | 171.5580527778 | Map |