Overview
Oczyszczalnia sciekow dla miasta Kosciana serves Stobnica, Poland, treating wastewater for approximately 30,762 people. The plant operates under Polish regulations aligned with the EU Urban Waste Water Treatment Directive.
Oczyszczalnia sciekow dla miasta Kosciana is a wastewater treatment plant located in Stobnica, within the Oborniki district of the Wielkopolskie province in Poland. The facility serves a population of approximately 30,762, placing it in the medium agglomeration category under EU classification. Under the EU Urban Waste Water Treatment Directive (91/271/EEC), agglomerations of this size are required to provide secondary treatment as a minimum. Polish national regulations transpose these requirements, and the plant is expected to meet appropriate effluent standards. The plant discharges treated wastewater into the local watershed, which ultimately drains into the Warta River basin, a major tributary of the Oder River. The Oder flows into the Baltic Sea, making the plant's operations relevant to the ecological health of the Baltic Sea catchment area. Proper treatment helps protect downstream aquatic ecosystems and water quality.
Environmental context
The plant is situated in the Warta River basin, part of the larger Oder River catchment that drains into the Baltic Sea. The Warta River supports diverse aquatic life and is an important ecological corridor in western Poland. Effective wastewater treatment is crucial to prevent nutrient loading and pollution that could impact the Baltic Sea's sensitive marine environment, which faces challenges from eutrophication.
Frequently asked questions
The plant is located in Stobnica, in the Oborniki district of the Wielkopolskie province, Poland.
The plant serves approximately 30,762 people, classifying it as a medium-sized agglomeration under EU standards.
The treated wastewater is discharged into the local watershed, which flows into the Warta River basin and eventually reaches the Baltic Sea via the Oder River.
The plant operates under Polish environmental regulations that implement the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size.
Under the EU UWWTD, agglomerations above 15,000 population equivalent require secondary treatment as a minimum. Many plants in this category also incorporate nutrient removal to protect sensitive water bodies like the Baltic Sea.
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