| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Béli River |  | Niger river | 140,000 | 14.6983333333 | 0.8711111111 | Map | |||||
| Sirba River | Niger river | 350,000 | 13.7729916700 | 1.6610666700 | Map | ||||||
| Singou |  | Oti River | 11.1386111100 | 1.0536111100 | Map | ||||||
| Arli (Fluss) |  | Oti River | 11.4747222200 | 1.4952777800 | Map | ||||||
| Volta River |  | 1 | 407,092,985,856 | 85 | Gulf of guinea | 1,500,000 | 8.6487410000 | -0.9826180000 | Map |