Overview
Stare Oborzyska wastewater treatment plant serves 763 people in województwo wielkopolskie, Poland. It provides secondary treatment and has a designed capacity of 3,400 m³/day.
Stare Oborzyska wastewater treatment plant is located in the village of Stare Oborzyska, within gmina Kościan, powiat kościański, in the Wielkopolskie Voivodeship of Poland. The plant serves a population of 763, classifying it as a small agglomeration under Polish and EU regulations. The plant provides secondary treatment, which is the minimum standard required under the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. Its designed capacity is 3,400 m³/day, with a current discharge volume of 108.79 m³/day, indicating significant spare capacity. The facility operates under Polish national regulations implementing the EU directive, overseen by regional water authorities. The treated effluent is discharged into local watercourses that ultimately drain into the Oder River basin, flowing northward to the Baltic Sea. The plant plays a key role in protecting local streams and groundwater from untreated sewage, supporting the ecological health of the Wielkopolska region's aquatic environments.
Environmental context
The plant discharges into small watercourses within the Oder River basin, which flows through western Poland to the Szczecin Lagoon and the Baltic Sea. The local watershed supports diverse aquatic life and is part of an agriculturally intensive region, making nutrient removal important to prevent eutrophication downstream.
Frequently asked questions
The plant is located in Stare Oborzyska, gmina Kościan, powiat kościański, województwo wielkopolskie, Poland.
The plant serves a population of 763 people.
The plant provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive for small agglomerations.
As a Polish plant serving fewer than 2,000 people, it falls under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for all agglomerations above 2,000 population equivalent. For smaller plants like this, national regulations apply, typically requiring secondary treatment or equivalent.
The plant has a designed capacity of 3,400 m³/day, with a current discharge volume of 108.79 m³/day, indicating substantial spare capacity.
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