Jonkeri is a medium-sized lake in Kuhmo, Finland. It belongs to the Vuoksi main catchment area and is situated in Kainuu region.[1]
| Jonkeri | |
|---|---|
  Jonkeri | |
| Coordinates | 63°50′N 29°55′E / 63.833°N 29.917°E |
| Primary outflows | Siltakoski rapids, river Jongunjoki |
| Basin countries | Finland |
| Surface area | 13.981 km2 (5.398 sq mi) |
| Average depth | 3.91 m (12.8 ft) |
| Max. depth | 18.8 m (62 ft) |
| Water volume | 0.0547 km3 (44,300 acre⋅ft) |
| Shore length1 | 73.55 km (45.70 mi) |
| Surface elevation | 195.6 m (642 ft) |
| Frozen | November–May |
| Islands | Uittosaari, Lammassaari, Kalmosaari, Kontusaari |
| References | [1] |
| 1 Shore length is not a well-defined measure. | |
The Russian border is only four kilometers from the lake. Historically the lake has been a border between Sweden and Russia. The border stone called Jonkerinkivi is situated on the lake and it shows the border place of 17th century based on the Treaty of Stolbovo.[2]
See also
editReferences
edit- ^ a b Jonkeri in the Jarviwiki Web Service. Retrieved 2014-03-01. (in English)
- ^ Historical places of Kuhmo municipality. Kainuu Museum. Retrieved 2014-05-18. (in Finnish)
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