Välijoki
Välijoki | ||
Data | ||
Water code | FI : 47.022 | |
location | South Ostrobothnia ( Finland ) | |
River system | Ähtävänjoki | |
Drain over | Ähtävänjoki → Baltic Sea | |
origin |
Lappajärvi 63 ° 15 ′ 38 " N , 23 ° 38 ′ 6" E |
|
Source height | 69.5 m | |
muzzle |
Evijärvi coordinates: 63 ° 22 ′ 34 " N , 23 ° 30 ′ 25" E 63 ° 22 ′ 34 " N , 23 ° 30 ′ 25" E |
|
Mouth height | 61.7 m | |
Height difference | 7.8 m | |
Bottom slope | approx. 0.52 ‰ | |
length | approx. 15 km |
The Välijoki ( Finnish for "intermediate river") is a river in the Finnish landscape of southern Ostrobothnia .
The Välijoki forms the middle section of the Ähtävänjoki river system. It forms the outflow from the Lappajärvi , flows over a distance of 15 km in a north-northwest direction and flows into Lake Evijärvi . The Hanhikoski hydropower plant, which was completed in 1969, is about halfway . It has an installed capacity of 1.4 MW and uses a gradient of 7.1 m with a flow rate of 2 × 12.5 m³ / s.
Individual evidence
- ↑ JÄRVIWIKI - Lappajärvi (47.031.1.001)
- ↑ JÄRVIWIKI - Evijärvi (47.021.1.001)
- ↑ a b Oy Vesirakentaja - Hanhikosken voimalaitos