Pöyrysjärvi (Myrskylä)
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| Pöyrysjärvi | |
|---|---|
 Panorama view from the northern beach | |
  Pöyrysjärvi | |
| Location | southeastern Finland |
| Coordinates | 60°42′53.70″N 25°50′6.90″E / 60.7149167°N 25.8352500°E |
| Primary outflows | Koskenkylänjoki |
| Basin countries | Finland |
| Surface area | 0.02 km2 (0.0077 sq mi) |
| Average depth | 3 m (9.8 ft) |
| Max. depth | 4 m (13 ft) |
| Surface elevation | 61.3 m (201 ft) |
| Settlements | Myrskylä, Orimattila |
Pöyrysjärvi is a lake surrounded by the open bog on the border are of the town of Orimattila and municipality of Myrskylä. It is classed as a precious natural reserve in Päijänne Tavastia county. Apart from that the city of Orimattila classifies it as an important object for teaching of marsh types and its fauna.[1]
The other lakes connected to the Myrskylänjoki watershed are Isojärvi, Vähäjärvi, Muttilanjärvi, Siippo, Sopajärvi, Kirkkojärvi and Sulkavanjärvi.
Environmental issues
[edit]The town of Orimattila measures every fifth or sixth year some parametres related to the water. 10 July 2006 the results were:
- solids: 0,029 g/L
- oxygen-%: 24.0 (on the surface) / 8.87 mL/L (on the surface), 11.3% (on the bottom) / 1.1 mL/L (on the bottom)
- Redox pot. (Mv): 307.0
- pH: 4.2
- total phosphor: 15 μg/L
- total nitrogen: 380 μg/L
- total chlorophyll: 15 μg/L
References
[edit]- ^ "Kalatalouden Keskusliitto". www.ahven.net. Archived from the original on 2002-09-17.
Sources
[edit]- Jarviwiki [1]
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