| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Kostonjoki | Iijoki | 25,000 | 65.5771330000 | 28.1842090000 | Map | ||||||
| Livojoki |  | Livojärvi | Iijoki | 130,000 | 65.3928680000 | 26.7925070000 | Map | ||||
| Martimojoki |  | Iijoki | 27,000 | ||||||||
| Siuruanjoki |  | Iijoki | 155,000 | 65.3673200000 | 25.8443860000 | Map |