| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Niemica (river) |  | 112,600,000 | 27,000 | 53.9745000000 | 14.8206000000 | Map | |||||
| Stuchowska Struga | 33,076 | 53.9983000000 | 14.8858000000 | Map | |||||||
| Wołcza (river) |  | 31,600 | 53.9911000000 | 14.8609000000 | Map |