| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Devel | Oude Maas | ||||||||||
| Beneden Merwede |  | 450 | Oude Maas | 15,000 | 51.8170000000 | 4.6830000000 | Map | ||||
| Dordtsche Kil |  | Oude Maas | 10,000 | 51.7658333333 | 4.6263888889 | Map |