Overview
StJohann im Saggautal wastewater treatment plant serves the municipality of Sankt Johann im Saggautal in Steiermark, Austria. It treats wastewater for approximately 6,577 residents.
The StJohann im Saggautal wastewater treatment plant is located in the municipality of Sankt Johann im Saggautal, in the Bezirk Leibnitz district of Steiermark, Austria. The facility serves a population of approximately 6,577 people, placing it in the small to medium agglomeration category under EU classification. As an Austrian plant, it 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 appropriate treatment standards are met. The plant discharges treated effluent into local watercourses that drain into the Saggautal valley, eventually reaching the Mur River and the Danube basin. This contributes to the protection of downstream aquatic ecosystems and the broader Black Sea catchment area.
Environmental context
The plant's treated effluent flows into local streams within the Saggautal valley, which are part of the Mur River catchment. The Mur River flows through Steiermark and into Slovenia, Croatia, and Hungary before joining the Drava and ultimately the Danube, which empties into the Black Sea. The watershed supports diverse aquatic life and is important for regional biodiversity, including fish populations and riparian habitats.
Frequently asked questions
The plant is located at Klärwerkweg, Gündorf, in the municipality of Sankt Johann im Saggautal, Bezirk Leibnitz, Steiermark, Austria.
The plant serves approximately 6,577 residents, classifying it as a small to medium agglomeration under EU standards.
Treated effluent is discharged into local watercourses within the Saggautal valley, which flow into the Mur River and eventually the Danube basin.
As an Austrian plant, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this size.
Under the EU UWWTD, plants serving 2,000-10,000 population equivalents typically require secondary treatment, which is standard for this scale in Austria.
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