Overview
LARGENTIERE wastewater treatment plant serves Largentière, France, with secondary treatment for a population of 1,500. It discharges 267.60 m³/day of treated effluent into the local watershed.
The LARGENTIERE wastewater treatment plant is located in Largentière, a commune in the Ardèche department of the Auvergne-Rhône-Alpes region, France. It serves a population of approximately 1,500 people, classifying it as a small agglomeration under French regulations. The plant provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for freshwater discharges from agglomerations of this size. With a designed capacity of 3,000 m³/day, the facility operates well below its capacity, treating an average of 267.60 m³/day. The treated effluent is discharged into a local watercourse that flows into the Ardèche River, a tributary of the Rhône River. The Rhône ultimately drains into the Mediterranean Sea. The plant plays a key role in protecting the Ardèche River's water quality, which supports diverse aquatic life and is used for recreation and irrigation.
Environmental context
The plant discharges into a tributary of the Ardèche River, which flows into the Rhône River and then the Mediterranean Sea. The Ardèche River is known for its scenic gorges and supports a variety of fish species, including the European eel. The treatment plant helps reduce nutrient and pollutant loads, protecting downstream ecosystems and water quality in the Rhône basin.
Frequently asked questions
The plant is located on Route d'Aubenas, Mas du Bosc, in Largentière, Ardèche, Auvergne-Rhône-Alpes, France.
The plant serves approximately 1,500 people, making it a small agglomeration under French and EU regulations.
The plant discharges treated effluent into a local tributary that flows into the Ardèche River, part of the Rhône River basin, ultimately reaching the Mediterranean Sea.
The plant provides secondary treatment, which is the minimum required by the EU Urban Waste Water Treatment Directive for freshwater discharges from agglomerations of this size.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), transposed into French law, which mandates secondary treatment for small agglomerations discharging to freshwater.
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