Overview
TP 208 of Kajaanin kt is a municipal wastewater treatment plant serving Kajaani, Finland. It operates under EU regulations for agglomerations of this scale.
TP 208 of Kajaanin kt is a municipal wastewater treatment plant located in Kajaani, within the Kainuu region of Finland. The plant serves a population of approximately 28,500, classifying it as a medium-sized agglomeration under European Union standards. Its location in the Nakertaja district places it within the broader urban infrastructure of Kajaani. As a plant serving a population of 28,500, TP 208 of Kajaanin kt falls under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for discharges into freshwater and estuaries. The directive also mandates more stringent treatment if the receiving waters are designated as sensitive areas. The plant is expected to meet these regulatory standards. The plant discharges into the local watershed, which ultimately drains into the Baltic Sea via the Oulujoki river system. The Baltic Sea is a brackish water body with limited water exchange, making it sensitive to nutrient pollution. Effective wastewater treatment at this plant helps protect downstream aquatic ecosystems and supports regional water quality goals.
Environmental context
The plant's treated effluent enters the local water network, which flows through the Oulujoki river system and eventually reaches the Baltic Sea. The Baltic Sea is a semi-enclosed brackish sea with high ecological sensitivity, particularly to eutrophication from nutrient inputs. Effective nutrient removal at this plant is crucial for mitigating algal blooms and preserving marine biodiversity in the Gulf of Bothnia.
Frequently asked questions
The plant is located in the Nakertaja district of Kajaani, in the Kainuu region of Finland. Its address is Kontiosaarentie, Kajaani.
The plant serves approximately 28,500 people, classifying it as a medium-sized agglomeration under EU standards.
The plant discharges treated effluent into the local watershed, which flows into the Oulujoki river system and ultimately reaches the Baltic Sea.
As a Finnish plant serving over 10,000 people, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment and potentially tertiary treatment if discharging into sensitive areas.
Plants of this scale in Finland typically provide at least secondary biological treatment. In sensitive areas like the Baltic Sea catchment, advanced treatment with nutrient removal is often required to reduce eutrophication.
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