| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Little Wilson River | Wilson River (Pieman River) | 9,310 | -41.6583333300 | 145.3730555600 | Map | ||||||
| Harman River (Wilson River) | Wilson River (Pieman River) | 11,800 | -41.6947222200 | 145.3686111100 | Map | ||||||
| Alfred River | Wilson River (Pieman River) | 12,500 | -41.6938888900 | 145.3850000000 | Map |