Leck Wastewater Treatment Plant, Leck, Schleswig-Holstein, Germany

The Leck wastewater treatment plant is located in the town of Leck, in the district of Nordfriesland, Schleswig-Holstein, Germany. The plant serves a population of about 9,436 residents, classifying it as a small to medium agglomeration under EU classification. It is situated inland, approximately 50 km from the North Sea coast. As a German wastewater treatment plant, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size. German plants are typically regulated by the state environmental agency and must comply with national water quality standards. The treated effluent is likely discharged into a local watercourse that drains into the North Sea via the Eider or another regional river system. The surrounding region is characterized by low-lying marshlands and coastal ecosystems, which are sensitive to nutrient inputs. Proper treatment helps protect the Wadden Sea, a UNESCO World Heritage site, though this designation is not confirmed for the immediate discharge area.

The plant's discharge likely enters a local stream or ditch system that flows toward the North Sea, passing through the Schleswig-Holstein Wadden Sea region. This area is ecologically sensitive, supporting diverse bird populations and marine life. Nutrient removal is critical to prevent eutrophication in the coastal waters.