Muonio | |
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![]() 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.