Overview
Osterby wastewater treatment plant in Schleswig-Holstein, Germany, served 975 people with advanced treatment before closure. The plant had a design capacity of 1,500 m³/day and discharged 246.75 m³/day.
The Osterby wastewater treatment plant is located in the municipality of Osterby, within the Hüttener Berge area of Kreis Rendsburg-Eckernförde, Schleswig-Holstein, Germany. This small-scale facility served a population of approximately 975 residents and is now closed, having been part of the region's municipal wastewater infrastructure. As an advanced treatment plant, Osterby provided a high level of purification beyond secondary standards, which is typical for sensitive areas under the EU Urban Waste Water Treatment Directive (91/271/EEC). The plant's design capacity was 1,500 m³/day, with an actual discharge volume of 246.75 m³/day, indicating it operated well below capacity. The facility was likely subject to German water quality regulations and state-level permits from Schleswig-Holstein. The plant's treated effluent was discharged into local watercourses that drain into the Baltic Sea via the Schlei or Eckernförde Bay. The region's watershed supports diverse aquatic life and is part of a coastal ecosystem that benefits from advanced treatment to minimize nutrient loading and protect marine habitats.
Environmental context
The Osterby plant discharged into small streams within the Hüttener Berge area, which flow toward the Baltic Sea via the Schlei inlet or Eckernförde Bay. This coastal watershed is ecologically sensitive, supporting fish spawning grounds and migratory bird habitats. Advanced treatment helped reduce nutrient and pollutant loads, protecting downstream marine environments from eutrophication.
Frequently asked questions
The Osterby plant is located in the municipality of Osterby, in the Hüttener Berge area of Kreis Rendsburg-Eckernförde, Schleswig-Holstein, Germany.
The plant served approximately 975 residents, classifying it as a small agglomeration under EU wastewater directives.
The plant discharged treated effluent into local streams that drain into the Baltic Sea via the Schlei or Eckernförde Bay, following advanced treatment to protect the coastal environment.
The plant provided advanced treatment, which goes beyond secondary standards and is required for sensitive areas under the EU Urban Waste Water Treatment Directive.
Small plants like Osterby are regulated under the EU Urban Waste Water Treatment Directive and German national water laws, with permits issued by state authorities in Schleswig-Holstein.
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