| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rivière au Pin (Bécancour River tributary) | 168,000,000 | 368 | Bécancour River | 31,000 | 46.0583000000 | -71.4755600000 | Map | ||||
| Bagot River | 543 | Stream | Bécancour River | 9,500 | 46.1119444444 | -71.4275000000 | Map | ||||
| Blanche River (Bécancour River tributary, Daveluyville) |  | 195,000,000 | 91 | Bécancour River | 51,100 | 46.1350000000 | -72.1761111111 | Map | |||
| Blanche River (Thetford Mines) | 526 | Stream | Bécancour River | 8,200 | 46.1236111111 | -71.3736111111 | Map | ||||
| Bourbon River |  | 156,000,000 | 398 | Stream | Bécancour River | 37,900 | 46.1508333333 | -71.6666666667 | Map |