| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Louisa River (Margaret River) | Margaret River | 84,700 | -18.3435244000 | 126.1186353000 | Map | ||||||
| Gliddon River | Margaret River | 69,000 | -18.4957473400 | 126.6328494300 | Map | ||||||
| O’Donnell River | Margaret River | 156,800 | -18.3433104100 | 126.5980531200 | Map | ||||||
| Mary River (Western Australia) | Margaret River | 100,000 | -18.7219000000 | 126.8370000000 | Map | ||||||
| Leopold River | Margaret River | 132,000 | -18.2548371300 | 126.2444280700 | Map |