Overview
SKA Oehlingen Birkend OToehlingen is a wastewater treatment plant serving about 2,600 people in Ühlingen, Baden-Württemberg, Germany. It operates under the EU Urban Waste Water Treatment Directive.
SKA Oehlingen Birkend OToehlingen is a municipal wastewater treatment plant located in Ühlingen, a town in the district of Waldshut, Baden-Württemberg, Germany. The plant serves a population of approximately 2,600 residents, classifying it as a small agglomeration under EU regulations. As a German facility, the plant is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. It is expected to meet national standards for biological treatment and nutrient removal where applicable. The treated effluent is discharged into the local water system, which ultimately drains into the Rhine River basin. The plant plays a role in protecting the water quality of the Schlüchttal valley and downstream ecosystems, including the High Rhine region, which supports diverse aquatic life and is an important corridor for migratory fish.
Environmental context
The plant discharges into the Schlüchttal valley, a tributary of the Wutach River, which flows into the Rhine River near the Swiss border. The Rhine is a major European waterway that supports diverse aquatic ecosystems and is a critical migratory route for fish such as salmon and eel. The region's water quality is managed under the EU Water Framework Directive, aiming to achieve good ecological status.
Frequently asked questions
The plant is located in Ühlingen, a town in the district of Waldshut, Baden-Württemberg, Germany. Its address is 13, Badstraße, Kläranlage Ühlingen-Birkendorf, 79777 Ühlingen.
The plant serves approximately 2,600 residents, classifying it as a small agglomeration under the EU Urban Waste Water Treatment Directive.
The treated effluent is discharged into the local water system, which flows into the Wutach River and eventually the Rhine River. The discharge is regulated under German water law and EU directives.
As a German plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size. National regulations under the Wasserhaushaltsgesetz (WHG) also apply.
For small agglomerations (under 10,000 population equivalent), German plants typically employ secondary biological treatment, often with activated sludge or trickling filters, to meet EU standards for organic matter and suspended solids removal.
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