Overview
The Krzyż Wielkopolski wastewater treatment plant serves approximately 8,064 people in the Wielkopolskie region of Poland. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this s
The Krzyż Wielkopolski wastewater treatment plant is located in the town of Krzyż Wielkopolski, within the Wielkopolskie voivodeship of Poland. The facility serves a population of approximately 8,064 residents, classifying it as a small to medium agglomeration under Polish and EU regulations. As a Polish wastewater treatment plant serving a population between 2,000 and 15,000, it falls under the requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC). This directive mandates secondary treatment for all discharges from agglomerations of this scale, ensuring effective removal of organic matter and suspended solids. The regulatory framework ensures compliance with national and EU standards. The treated effluent from the plant is discharged into a local watercourse that ultimately drains into the Warta River basin, a major tributary of the Oder River. The Oder flows northward into the Baltic Sea, making the plant's operations relevant to the ecological health of both regional rivers and the Baltic marine environment. Proper treatment helps protect downstream aquatic habitats and supports biodiversity in the Warta and Oder catchments.
Environmental context
The plant discharges into a local watercourse within the Warta River basin, which flows into the Oder River and eventually reaches the Baltic Sea. This watershed supports diverse aquatic life, including fish species such as pike and perch, and provides important ecosystem services. The Baltic Sea is a semi-enclosed brackish sea sensitive to nutrient pollution, so effective wastewater treatment in the Oder basin is critical for reducing eutrophication risks.
Frequently asked questions
The plant is located in Krzyż Wielkopolski, a town in the Wielkopolskie voivodeship of Poland, at Portowa Street.
The plant serves approximately 8,064 people, classifying it as a small to medium agglomeration under EU classification.
The treated effluent is discharged into a local watercourse that flows into the Warta River basin, part of the Oder River catchment, which ultimately reaches the Baltic Sea.
As a Polish plant serving over 2,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for such agglomerations.
Under the EU Urban Waste Water Treatment Directive, plants serving between 2,000 and 15,000 people are required to provide secondary treatment, which includes biological treatment to remove organic matter and suspended solids.
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