Overview
ZV Unteres Schwarzachtal in Wendelstein, Bayern, serves approximately 33,530 people as part of Germany's municipal wastewater infrastructure under EU regulations.
ZV Unteres Schwarzachtal is a wastewater treatment plant located in Wendelstein, in the Bavarian district of Roth, Germany. The plant serves a population of around 33,530, placing it in the medium agglomeration category under the EU Urban Waste Water Treatment Directive (UWWTD). As a German plant serving over 10,000 people, it is required to meet secondary treatment standards under the EU UWWTD, with potential for tertiary treatment if the receiving waters are sensitive. The plant is operated as a municipal facility, likely overseen by local water authorities in Bavaria. The plant discharges into the Schwarzach river system, which flows into the Rednitz and ultimately the Main and Rhine rivers. This catchment supports diverse aquatic life and is part of the larger Rhine basin, a critical European waterway. The plant's operation helps protect downstream water quality in this ecologically significant region.
Environmental context
The plant's treated effluent enters the Schwarzach river, a tributary of the Rednitz, which joins the Regnitz and then the Main, eventually reaching the Rhine. This watershed supports a variety of fish and macroinvertebrate species and is an important corridor for migratory aquatic life. The Rhine basin is a densely populated and industrialized region, making effective wastewater treatment essential for maintaining ecological health and water quality standards.
Frequently asked questions
The plant is located in Wendelstein, in the Landkreis Roth district of Bavaria, Germany, near the Schwarzach river.
The plant serves approximately 33,530 people, classifying it as a medium-sized agglomeration under EU wastewater directives.
The plant discharges into the Schwarzach river, which flows into the Rednitz, then the Main, and ultimately the Rhine, protecting water quality across this major European watershed.
As a German plant serving over 10,000 people, it must comply with the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment and potentially tertiary treatment if the receiving waters are sensitive.
In Germany, plants of this scale typically employ secondary biological treatment (e.g., activated sludge) and often include nutrient removal (nitrogen and phosphorus) to meet stringent EU and national water quality standards.
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