Overview
Kettenbach I wastewater treatment plant serves Fraundorf, Austria, in the Oberösterreich region. It treats wastewater for approximately 4,660 people as part of the local municipal infrastructure.
Kettenbach I is a wastewater treatment plant located in Fraundorf, a locality within the municipality of Tragwein in Oberösterreich, Austria. The plant serves a population of approximately 4,660 people, placing it in the small-to-medium agglomeration category under Austrian and EU regulatory frameworks. As an Austrian plant, Kettenbach I operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. The regulatory framework ensures compliance with national standards for effluent quality. The plant discharges treated wastewater into local watercourses that ultimately drain into the Danube River basin. The Danube is a major European waterway flowing into the Black Sea, supporting diverse aquatic ecosystems and providing water for agriculture and industry. Proper treatment at plants like Kettenbach I helps protect downstream water quality and biodiversity.
Environmental context
Kettenbach I discharges into the Danube River basin, which flows through multiple countries before reaching the Black Sea. The Danube supports a rich diversity of fish species and serves as a critical migratory corridor for aquatic life. Effective wastewater treatment is essential to prevent nutrient pollution and maintain the ecological health of this transboundary river system.
Frequently asked questions
Kettenbach I is located in Fraundorf, a locality in the municipality of Tragwein, Bezirk Freistadt, Oberösterreich, Austria.
Kettenbach I serves approximately 4,660 people, classifying it as a small-to-medium agglomeration under EU wastewater regulations.
The plant discharges treated effluent into local watercourses that are part of the Danube River basin, which ultimately flows into the Black Sea.
As an Austrian plant, Kettenbach I operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size.
Under the EU Urban Waste Water Treatment Directive, plants serving between 2,000 and 10,000 population equivalents are required to provide secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids.
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