Overview
Zehndorf wastewater treatment plant serves Preding, Steiermark, Austria, with a population equivalent of 7,649. The facility operates under EU Urban Waste Water Treatment Directive standards for small agglomerations.
Zehndorf wastewater treatment plant is located in the Katastralgemeinde Preding, within the municipality of Preding in the Bezirk Deutschlandsberg, Steiermark, Austria. The plant serves a population of approximately 7,649, classifying it as a small agglomeration under EU regulations. As a plant in Austria, Zehndorf operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment for agglomerations of this size. For small agglomerations, secondary treatment is typically mandated, with potential for tertiary treatment if discharging to sensitive areas. The plant's treated effluent likely discharges into local watercourses that drain into the Mur River, a major tributary of the Drava and ultimately the Danube River basin. The surrounding region is characterized by agricultural land and small settlements, making the plant's role in protecting local water quality important for both ecological and human uses.
Environmental context
The plant is situated inland in the Mur River basin, part of the larger Danube River system that flows into the Black Sea. The local watershed supports diverse aquatic life and agricultural irrigation. Effective wastewater treatment is essential to prevent nutrient loading and maintain water quality in downstream rivers and the Danube Delta ecosystem.
Frequently asked questions
Zehndorf WWTP is located in the Katastralgemeinde Preding, in the municipality of Preding, Bezirk Deutschlandsberg, Steiermark, Austria.
The plant serves a population equivalent of approximately 7,649 people, classifying it as a small agglomeration under EU regulations.
The plant likely discharges treated effluent into local streams that flow into the Mur River, a tributary of the Drava and Danube rivers, ultimately reaching the Black Sea.
As an Austrian plant, Zehndorf operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size, with possible tertiary treatment if discharging to sensitive areas.
For small agglomerations (under 10,000 population equivalent) in Austria, secondary treatment is standard, often involving biological processes. If the receiving water is sensitive, tertiary treatment for nutrient removal may be required.
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