Belzyce Wastewater Treatment Plant, Bełżyce, Lublin Voivodeship, Poland

Belzyce wastewater treatment plant is located in Bełżyce, a town in the Lublin Voivodeship of eastern Poland. The facility serves a population of approximately 3,243 residents, classifying it as a small agglomeration under Polish and EU regulations. The plant is situated in an inland area, away from the coast, and discharges treated wastewater into local water bodies. The plant operates at the secondary treatment level, which is the minimum standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 8,271 m³/day and an actual discharge volume of 462.40 m³/day, the facility has significant reserve capacity. As a Polish municipal plant, it is subject to national regulations transposing the EU directive, which mandate secondary treatment for inland discharges. The treated effluent from Belzyce plant ultimately flows into the Vistula River basin, which drains into the Baltic Sea. The plant plays a key role in protecting local surface waters from nutrient pollution and organic load, supporting the ecological health of the region's rivers and downstream marine environment.

Belzyce plant discharges into the local river network within the Vistula River basin, which flows northward into the Baltic Sea. The region's water bodies support diverse aquatic life and are part of an important ecological corridor. The plant's secondary treatment helps reduce nutrient loads, mitigating eutrophication risks in downstream waters.