Overview
Maria Schmolln wastewater treatment plant in Oberösterreich, Austria, serves 2,221 people with advanced treatment. It discharges 341.29 m³/day and has a designed capacity of 4,500 m³/day.
The Maria Schmolln wastewater treatment plant is located in the municipality of Maria Schmolln, in the Bezirk Braunau district of Oberösterreich, Austria. It serves a population of 2,221 and operates with advanced treatment, reflecting Austria's commitment to high environmental standards under EU regulations. With a designed capacity of 4,500 m³/day and an average discharge volume of 341.29 m³/day, the plant has significant reserve capacity. As an advanced treatment facility, it likely employs nutrient removal processes to protect sensitive receiving waters, in line with the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations above 2,000 population equivalents. The plant's treated effluent is discharged into local watercourses that drain into the Inn River, a major tributary of the Danube. This places the plant within the Danube River basin, a transboundary ecosystem of high ecological importance. The advanced treatment helps safeguard downstream water quality and supports the ecological health of the Danube and the Black Sea.
Environmental context
The plant discharges into small streams that feed the Inn River, which flows into the Danube. The Danube basin is a critical European watershed supporting diverse aquatic life and migratory fish species. Advanced treatment at this plant reduces nutrient loads, helping to prevent eutrophication in downstream lakes and the Black Sea.
Frequently asked questions
The plant is located in Maria Schmolln, in the Bezirk Braunau district of Oberösterreich, Austria.
The plant serves a population of 2,221 people.
The plant provides advanced treatment, which typically includes nutrient removal to protect sensitive water bodies.
As an Austrian plant serving over 2,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires advanced treatment for discharges into sensitive areas.
The plant has a designed capacity of 4,500 m³ per day, with an average discharge of 341.29 m³ per day.
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