Overview
Gross Zimmern wastewater treatment plant serves approximately 16,500 people in Groß-Zimmern, Hessen, Germany. The facility operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scal
The Gross Zimmern wastewater treatment plant is located in Groß-Zimmern, a municipality in the Landkreis Darmstadt-Dieburg district of Hessen, Germany. Serving a population of around 16,500, the plant is part of the region's municipal wastewater infrastructure, handling domestic sewage from the local community. Under the EU Urban Waste Water Treatment Directive (91/271/EEC), agglomerations with a population equivalent between 10,000 and 150,000 are required to provide secondary treatment as a minimum standard. The plant's treatment process and capacity align with these regulatory expectations, ensuring compliance with European environmental standards. The treated effluent from the plant is discharged into local watercourses that ultimately drain into the Rhine River basin. The Rhine is a major European waterway that flows through Germany and the Netherlands into the North Sea. The plant plays a crucial role in protecting the water quality of the Rhine basin and downstream ecosystems from nutrient pollution and organic contaminants.
Environmental context
The Gross Zimmern plant discharges into the local watershed, which is part of the Rhine River basin. The Rhine flows through Hessen and eventually reaches the North Sea, supporting diverse aquatic life and serving as a critical migratory corridor for fish species. The plant's treatment helps reduce nutrient loads that could otherwise contribute to eutrophication in downstream waters.
Frequently asked questions
The Gross Zimmern plant is located in Groß-Zimmern, a municipality in the Landkreis Darmstadt-Dieburg district of Hessen, Germany.
The plant serves approximately 16,500 people in the Groß-Zimmern area.
The treated effluent is discharged into local watercourses that flow into the Rhine River basin, eventually reaching the North Sea.
Under the EU UWWTD, agglomerations with a population equivalent between 10,000 and 150,000 must provide secondary treatment. Gross Zimmern, serving 16,500 people, falls into this category and is expected to meet these standards.
In Germany, plants of this scale typically employ secondary biological treatment, such as activated sludge or trickling filters, to meet EU UWWTD requirements and protect water quality in the Rhine basin.
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