| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aorangiwai River | Mata River | 10,000 | -37.9282444444 | 178.2154527778 | Map | ||||||
| Ihungia River | Mata River | 14,000 | -37.9833333300 | 178.1666666700 | Map | ||||||
| Waitahaia River | Mata River | 21,000 | -38.0166666667 | 178.0666666667 | Map |