| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Helle (Orke) |  | 3,891,000 | Orke | 3,705 | 51.1964000000 | 8.5685600000 | Map | ||||
| Medebach (Orke) | 8,345,001 | Orke | 7,900 | 51.1726000000 | 8.7251900000 | Map | |||||
| Wilde Aa | 126,417,000 | 721 | Orke | 27,100 | 51.1533000000 | 8.7744000000 | Map |