Overview
ARENTHON wastewater treatment plant serves Arenthon, Auvergne-Rhône-Alpes, France. It is designed for a capacity of 1. 00 and serves a population of 64,478.
The ARENTHON wastewater treatment plant is located in Arenthon, within the Auvergne-Rhône-Alpes region of France. It serves a population of 64,478, classifying it as a medium-to-large agglomeration under French and EU regulations. The plant is situated near the Autoroute Blanche in the Haute-Savoie department. As a French facility, the plant operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment for agglomerations of this size. The designed capacity is 1. French plants typically employ activated sludge or similar biological processes to meet regulatory standards. The treated effluent is discharged into the local watershed, which ultimately drains into the Arve River and then the Rhône River, flowing towards the Mediterranean Sea. The plant plays a key role in protecting the water quality of the Arve and Rhône basins, supporting aquatic ecosystems and downstream communities.
Environmental context
The plant discharges into the Arve River, a tributary of the Rhône River, which flows into the Mediterranean Sea. The Arve River supports diverse aquatic life and is an important corridor for migratory fish. The Rhône basin is ecologically sensitive, with wetlands and floodplains that rely on good water quality. The plant's operations help mitigate nutrient and pollutant loads, preserving the ecological balance of these downstream environments.
Frequently asked questions
The ARENTHON plant is located in Arenthon, in the Auvergne-Rhône-Alpes region of France, near the Autoroute Blanche in the Haute-Savoie department.
The plant serves a population of 64,478, classifying it as a medium-to-large agglomeration under EU regulations.
The treated effluent is discharged into the local watershed, which flows into the Arve River and then the Rhône River, eventually reaching the Mediterranean Sea.
As a French facility, the plant operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this size.
Plants of this scale in France typically use secondary treatment processes such as activated sludge to meet EU standards, ensuring effective removal of organic matter and nutrients.
Nearby plants