Overview
Offenhausen wastewater treatment plant in Oberösterreich, Austria, serves approximately 1,655 people with advanced treatment. It discharges 546.25 m³/day and has a designed capacity of 2,000 m³/day.
Offenhausen wastewater treatment plant is located in the municipality of Offenhausen, in the state of Oberösterreich, Austria. The plant serves a population of about 1,655 people, classifying it as a small agglomeration under Austrian and EU regulations. The facility employs advanced treatment processes, which go beyond the secondary treatment standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for sensitive areas. With a designed capacity of 2,000 m³/day and an actual discharge volume of 546.25 m³/day, the plant operates well within its capacity. The treated effluent is discharged into local watercourses that eventually drain into the Danube River basin. The plant plays a key role in protecting the region's water quality, supporting aquatic ecosystems, and maintaining the ecological health of downstream environments.
Environmental context
The plant discharges into small streams in the Traun-Enns-Riedel area, which flow into the Traun River, a tributary of the Danube. The Danube ultimately reaches the Black Sea. The watershed supports diverse aquatic life and is important for migratory fish species. Advanced treatment helps minimize nutrient loading and protects downstream water quality.
Frequently asked questions
The Offenhausen wastewater treatment plant is located in the municipality of Offenhausen, in the state of Oberösterreich, Austria.
The plant serves approximately 1,655 people, making it a small agglomeration under EU classification.
The plant uses advanced treatment processes, which provide a higher level of pollutant removal than secondary treatment, ensuring high-quality effluent.
The plant discharges into local streams that flow into the Traun River, a tributary of the Danube, ultimately reaching the Black Sea.
As an Austrian plant serving a small agglomeration, it is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment as a minimum. The plant exceeds this with advanced treatment.
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