Overview
Lewobrzezna Oczyszczalnia Sciekow w Poznaniu is a major wastewater treatment plant serving over 222,000 people in Poznan, Poland. It operates under the EU Urban Waste Water Treatment Directive, ensuring proper treatment before discharge.
Lewobrzezna Oczyszczalnia Sciekow w Poznaniu is a key wastewater treatment facility located in the city of Poznan, in the Wielkopolskie region of Poland. Serving a population of over 222,000, it is classified as a large agglomeration under EU regulations. As a plant of this scale, it is required to meet stringent treatment standards under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment as a minimum, with tertiary treatment in sensitive areas. The plant's capacity and treatment processes are designed to handle the significant wastewater load from Poznan's urban population. The treated effluent is discharged into the Warta River, a major tributary of the Oder River, which flows into the Baltic Sea. This discharge must comply with Polish and EU water quality standards to protect the river's ecosystem and downstream environments, including the Oder estuary and Baltic Sea.
Environmental context
The plant discharges into the Warta River, which flows into the Oder River and ultimately reaches the Baltic Sea. This watershed supports diverse aquatic life and is an important ecological corridor. The Baltic Sea is a sensitive marine environment, requiring strict nutrient removal to prevent eutrophication.
Frequently asked questions
The plant is located in Poznan, Poland, in the Wielkopolskie region, at an address on Chemiczna Street in the Nadolnik area.
The treated wastewater is discharged into the Warta River, a major tributary of the Oder River, which flows into the Baltic Sea.
The plant protects the Warta River and its downstream water bodies, including the Oder River and the Baltic Sea, by treating wastewater before discharge.
As a large agglomeration serving over 222,000 people, the plant is subject to the EU UWWTD, which requires secondary treatment as a minimum and tertiary treatment in sensitive areas to reduce nutrients and protect water quality.
In Poland, plants of this scale typically employ advanced secondary treatment with nutrient removal, often including biological phosphorus and nitrogen removal, to meet EU standards for discharge into sensitive water bodies like the Baltic Sea.
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