Rassnitz Wastewater Treatment Plant, Schkopau, Sachsen-Anhalt, Germany

Rassnitz is a municipal wastewater treatment plant located in Schkopau, within the Saalekreis district of Sachsen-Anhalt, Germany. The plant serves a population of approximately 4,553 people, classifying it as a small agglomeration under German and EU regulations. It is situated inland, away from coastal areas, and its operations are integrated into the regional water management infrastructure. The plant provides secondary treatment, which is the minimum standard required under the EU Urban Waste Water Treatment Directive (91/271/EEC) for freshwater discharges from agglomerations of this size. The designed capacity is 6,500 m³/day, and the current discharge volume is 481.22 m³/day, indicating operational headroom. As a German facility, it operates under the national Wasserhaushaltsgesetz (WHG) and is subject to state-level permitting and monitoring by the Landesverwaltungsamt Sachsen-Anhalt. Treated effluent from Rassnitz is discharged into local watercourses that ultimately drain into the Saale River, a major tributary of the Elbe River. The Elbe flows into the North Sea, making this plant part of the Elbe basin. The surrounding region includes agricultural and industrial areas, and the plant plays a key role in protecting the Saale and Elbe river ecosystems from nutrient and pollutant loads.

The plant discharges into the Saale River basin, which flows northward to join the Elbe River near Barby. The Elbe then continues through Germany to the North Sea. This watershed supports diverse aquatic life, including migratory fish species such as Atlantic salmon and European eel. The region's agricultural runoff and industrial history necessitate effective nutrient removal to prevent eutrophication in downstream waters.