Rottnan
Rottnan (Swedish) or Rotna (Norwegian) is a 110-kilometre (68 mi) long river in Norway and Sweden. The river starts south of Hof Finnskog in Solør, Norway and discharges into lake Fryken at Rottneros in Värmland, Sweden. The river passes through the municipalities of Åsnes and Grue in Innlandet county, Norway and through the municipalities of Torsby and Sunne in Värmland County in Sweden.[3]
| Rottnan / Rotna | |
|---|---|
 River Rotna in Svullrya, Norway | |
  Location of the river  Rottnan (Norway) | |
| Location | |
| Countries | Norway, Sweden |
| Counties | Innlandet, Värmland |
| Municipalities | Åsnes, Grue, Torsby, Sunne |
| Physical characteristics | |
| Source | Helveteskjelda |
| • location | Åsnes, Norway |
| • coordinates | 60.550197476°N 12.42260019°E |
| • elevation | 521 metres (1,709 ft) |
| Mouth | Fryken |
• location | Rottneros, Sweden |
• coordinates | 59.793310°N 13.129954°E |
• elevation | 62 metres (203 ft) |
| Length | 110 km (68 mi)[1] |
| Basin size | 960 km2 (370 sq mi)[1] |
| Discharge | |
| • average | 12.9 m3/s (460 cu ft/s)[2] |
| • maximum | 63 m3/s (2,200 cu ft/s)[2] |
Rottnan used to have three waterfalls close to the mouth in Fryken. Rottnafallet was the last and tallest at 26 metres (85 ft) height. The waterfalls were built in 1927 for hydroelectric power. The name Rottnan comes from the old Swedish word Rotn which means "the roaring".
The waterfall Skarpedsfallet in Rottneros, Sweden
The waterfall Rottnafallet and the pulp mill Rottneros bruk in Rottneros, Sweden
See also
References
- "Rottnan". Nationalencyklopedin (in Swedish). Retrieved 14 July 2010. (subscription required)
- "SMHI".
- Thorsnæs, Geir, ed. (6 January 2020). "Rotna". Store norske leksikon (in Norwegian). Kunnskapsforlaget. Retrieved 13 March 2022.
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