Overview
EGLISAU wastewater treatment plant serves the town of Eglisau in the canton of Zürich, Switzerland. It treats wastewater for approximately 16,295 people, operating under Swiss water protection regulations.
The EGLISAU wastewater treatment plant is located in Eglisau, a town in the Bezirk Bülach district of the canton of Zürich, Switzerland. Situated along the Rhine River near the German border, the plant serves a population of about 16,295 residents, making it a medium-sized facility within the Swiss wastewater infrastructure. Switzerland's wastewater treatment standards are governed by the Federal Water Protection Act (Gewässerschutzgesetz), which mandates advanced treatment for all agglomerations. Plants of this scale are typically equipped with mechanical, biological, and phosphorus removal stages to meet stringent effluent quality requirements. The treated effluent from the Eglisau plant is discharged into the Rhine River, which flows northward through Germany and the Netherlands before reaching the North Sea. The Rhine is a major European waterway and ecologically sensitive corridor, supporting diverse aquatic life including salmon and other migratory fish species. The plant's operations contribute to maintaining water quality in this transboundary river system.
Environmental context
The Eglisau plant discharges into the Rhine River, which flows through Germany and the Netherlands into the North Sea. The Rhine is a vital ecological corridor for migratory fish such as salmon and eel, and its water quality is closely monitored under the International Commission for the Protection of the Rhine (ICPR). The plant's advanced treatment helps protect downstream ecosystems and drinking water supplies.
Frequently asked questions
The EGLISAU plant is located at Rhiweg, Steinerthof, Eglisau, in the Bezirk Bülach district of the canton of Zürich, Switzerland, near the Rhine River.
The plant serves approximately 16,295 people in the town of Eglisau and surrounding areas.
Treated wastewater from the EGLISAU plant is discharged into the Rhine River, which flows northward through Germany and the Netherlands to the North Sea.
The plant operates under the Swiss Federal Water Protection Act (Gewässerschutzgesetz), which requires advanced treatment including biological and phosphorus removal for all agglomerations.
In Switzerland, plants serving populations of this size are typically required to have tertiary treatment with nutrient removal to meet strict effluent standards for phosphorus and nitrogen.
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