Overview
TP 970 of Vahakyron kk is a municipal wastewater treatment plant serving Vaasa, Finland. It treats wastewater for approximately 7,500 people in the Österbotten region.
TP 970 of Vahakyron kk is a municipal wastewater treatment facility located in Vähäkyrö, part of the city of Vaasa in the Österbotten region of Finland. The plant serves a population of approximately 7,500 people, making it a medium-sized agglomeration under Finnish and EU regulations. Its designed capacity is 1.00 (likely in thousands of cubic meters per day or similar unit), indicating a facility sized for this community. As a Finnish wastewater treatment plant, TP 970 operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. Finland implements this directive through national legislation enforced by regional ELY Centres (Centres for Economic Development, Transport and the Environment). Typical Finnish plants of this scale employ biological treatment with phosphorus removal to meet stringent Baltic Sea protection standards. The plant's treated effluent likely discharges into a local watercourse within the Kyrönjoki river basin, which flows into the Gulf of Bothnia (Baltic Sea). The Baltic Sea is a sensitive brackish water body with eutrophication challenges, making nutrient removal critical. The plant's location in the coastal region of Österbotten places it within a zone where advanced treatment is often required to protect the marine environment.
Environmental context
The plant's receiving water body is likely a tributary of the Kyrönjoki River, which drains into the Gulf of Bothnia, a northern basin of the Baltic Sea. The Baltic Sea is a semi-enclosed, brackish sea with limited water exchange, making it highly sensitive to nutrient pollution. Eutrophication from nitrogen and phosphorus inputs is a major ecological concern, leading to algal blooms and oxygen depletion. Finnish regulations mandate advanced treatment (including phosphorus removal) for plants discharging into this sensitive area, helping to protect the diverse aquatic life and migratory bird habitats along the coast.
Frequently asked questions
TP 970 of Vahakyron kk is located in Vähäkyrö, a district of Vaasa, in the Österbotten region of western Finland. The address is Jokivarsitie, Rintakylä, Vähäkyrö, Vaasa.
The plant serves approximately 7,500 people, classifying it as a medium-sized agglomeration under the EU Urban Waste Water Treatment Directive.
The treated effluent is likely discharged into a local watercourse within the Kyrönjoki river basin, which ultimately flows into the Gulf of Bothnia, part of the Baltic Sea.
As a Finnish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations over 2,000 people. Finland enforces this through national legislation and regional ELY Centres.
Finnish plants of this scale typically employ biological treatment with chemical phosphorus removal to meet stringent discharge limits, especially in areas draining to the Baltic Sea, which is sensitive to eutrophication.
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