| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Black Elvire River | Elvire River | 51,800 | -18.2846961100 | 127.9365908000 | Map | ||||||
| Johnston River | Elvire River | 46,000 | -18.3208333333 | 128.0188888889 | Map |