Gossnitz Wastewater Treatment Plant, Nobitz, Thüringen, Germany

The Gossnitz wastewater treatment plant is located in the Zehma district of Nobitz, within the Altenburger Land region of Thüringen, Germany. It serves a population of approximately 2,441 residents, placing it in the small agglomeration category under German and EU regulations. The plant is situated inland, away from coastal areas, and its operations are integrated into the regional water management infrastructure. The plant employs advanced treatment processes, which go beyond the secondary treatment standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 4,500 m³/day and an actual discharge volume of 626.62 m³/day, the facility operates well within its capacity, indicating room for future growth or seasonal fluctuations. The advanced treatment level ensures high-quality effluent suitable for discharge into sensitive receiving waters. The treated effluent from Gossnitz is discharged into local watercourses that ultimately drain into the Pleiße River, a tributary of the White Elster, which flows into the Saale and then the Elbe River before reaching the North Sea. The plant plays a key role in protecting the water quality of these rivers and the downstream ecosystem, supporting aquatic life and recreational uses in the region.

The Gossnitz plant discharges into small streams that feed the Pleiße River, part of the Elbe basin draining to the North Sea. The region's water bodies support diverse aquatic life and are used for agriculture and recreation. Advanced treatment helps minimize nutrient loading, protecting downstream habitats from eutrophication and maintaining ecological balance in the sensitive river systems of Thüringen.