| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rivière Saffray | Eastmain River | 32,200 | 52.4266666667 | -71.3127777778 | Map | ||||||
| Rivière Tichégami | Eastmain River | 214,800 | 51.9241666667 | -73.7394444444 | Map | ||||||
| Rivière Opinaca | 35 | Eastmain River | 250,000 | 52.2330555600 | -78.0375000000 | Map | |||||
| Rivière à l27Eau Claire (Eastmain) | 4,766,000,128 | Eastmain River | 145,000 | 52.2069444444 | -75.8938888889 | Map | |||||
| Rivière à l'Eau Froide | Eastmain River | 95,000 | 52.2244444444 | -78.2144444444 | Map |