| Muonio | |
|---|---|
 Mannakoski rapid in Muonio river. | |
| Native name | |
| Location | |
| Countries | |
| Physical characteristics | |
| Source | Confluence of Könkämäeno and Lätäseno |
| • coordinates | 68°29′04″N 22°17′45″E / 68.48444°N 22.29583°E |
| Mouth | Torne River |
• coordinates | 67°10′51″N 23°33′30″E / 67.18083°N 23.55833°E |
| Length | 387 km (240 mi)[1] |
| Basin size | 14,430 km2 (5,570 sq mi)[1] |
| Discharge | |
| • average | 165 m3/s (5,800 cu ft/s)[1] |
The Muonio (Finnish: Muonionjoki or Kätkäsuvanto; Swedish: Muonio älv or Muonioälven [mʉˈǒːnɪɔ ˈɛlːv];[2] Meänkieli: Muonionväylä) is a river in northern Finland and Sweden. It is a tributary of the Tornio. Together the two rivers form the national border between Finland and Sweden. The river is 230 kilometres long.
