Overview
ARA Grossarlertal is a wastewater treatment plant serving Schied, Salzburg, Austria. It treats wastewater for a population of approximately 10,083 under the EU Urban Waste Water Treatment Directive.
ARA Grossarlertal is a wastewater treatment plant located in Schied, in the state of Salzburg, Austria. The plant serves a population of around 10,083, classifying it as a medium agglomeration under EU regulations. It is situated in the Alpine region, which influences its operational and environmental context. As an Austrian plant, ARA Grossarlertal operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size. The directive requires appropriate treatment to protect receiving water bodies, especially in sensitive areas like the Alpine region. The plant's design and operation align with these standards to ensure compliance with national and EU regulations. The treated effluent from ARA Grossarlertal is discharged into local watercourses that feed into the Salzach River, a major tributary of the Inn River, which ultimately flows into the Danube River and the Black Sea. The plant plays a crucial role in protecting the sensitive Alpine aquatic ecosystems and downstream water quality in the Danube basin.
Environmental context
The plant discharges into local streams that drain into the Salzach River, part of the Danube basin. The Alpine watershed is ecologically sensitive, supporting diverse aquatic life and providing important water resources for the region. The Danube River eventually reaches the Black Sea, making the plant's treatment performance significant for downstream ecosystems.
Frequently asked questions
ARA Grossarlertal is located in Schied, in the state of Salzburg, Austria. The plant serves the Grossarlertal region in the Alpine area.
ARA Grossarlertal serves approximately 10,083 people, classifying it as a medium-sized agglomeration under EU regulations.
The treated effluent from ARA Grossarlertal is discharged into local streams that flow into the Salzach River, a tributary of the Inn River, which eventually reaches the Danube River and the Black Sea.
As an Austrian plant serving over 10,000 people, ARA Grossarlertal is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size to protect receiving water bodies.
For agglomerations of around 10,000 people in Austria, the EU Urban Waste Water Treatment Directive mandates secondary treatment. Many plants also incorporate nutrient removal to protect sensitive Alpine waters.
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