| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Wagny River | Ogooué River | -0.5666666667 | 12.3166666667 | Map | |||||||
| Ivindo River |  | 778 | 59,000,000,512 | Ogooué River | 500,000 | -0.1566666667 | 12.1727777778 | Map | |||
| Lolo River | Ogooué River | -1.1292500000 | 12.4576900000 | Map | |||||||
| Ngounié River |  | 33,099,999,232 | Chaillu Mountains | Ogooué River | 680,000 | -0.7938890000 | 10.4892000000 | Map | |||
| Ngounié River | | 33,099,999,232 | Chaillu Mountains | Ogooué River | -0.7938890000 | 10.4892000000 | Map |