Overview
DUNIERES La Ribeyre is an advanced wastewater treatment plant in Dunières, Auvergne-Rhône-Alpes, France, serving 1,888 people with a design capacity of 2,833 m³/day.
DUNIERES La Ribeyre is an advanced wastewater treatment plant located in Dunières, within the Haute-Loire department of the Auvergne-Rhône-Alpes region in France. The facility serves a population of 1,888 and has a design capacity of 2,833 m³/day, with a current discharge volume of 336.82 m³/day. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. As a French facility, it operates under the national transposition of the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment for agglomerations of this size to protect receiving water bodies. The treated effluent is discharged into the local watershed, which ultimately drains into the Loire River basin. The plant plays a key role in safeguarding water quality in the region, supporting aquatic life and downstream ecosystems in the Loire catchment area.
Environmental context
The plant discharges into the Loire River basin, one of France's major river systems, which flows into the Atlantic Ocean. The watershed supports diverse aquatic habitats and is important for migratory fish species. Advanced treatment helps reduce nutrient loads, protecting downstream water quality and ecological balance.
Frequently asked questions
The plant is located at 11 Rue Poissonnière, in the Zone d'activités du Solier, Dunières, Haute-Loire, Auvergne-Rhône-Alpes, France.
The plant serves a population of 1,888 people in the Dunières area.
The treated effluent is discharged into the local watershed, which drains into the Loire River basin and eventually reaches the Atlantic Ocean.
The plant provides advanced treatment, which includes nutrient removal beyond secondary treatment, in compliance with EU standards.
The plant operates under the French transposition of the EU Urban Waste Water Treatment Directive, which mandates appropriate treatment for agglomerations to protect water quality.
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