Overview
ROUSSILLON Peage de Roussillon is a wastewater treatment plant in Salaise-sur-Sanne, Auvergne-Rhône-Alpes, France, serving approximately 72,542 people. It operates under the EU Urban Waste Water Treatment Directive.
ROUSSILLON Peage de Roussillon is a wastewater treatment plant located in Salaise-sur-Sanne, in the Auvergne-Rhône-Alpes region of France. The plant serves a population of approximately 72,542, placing it in the medium-to-large agglomeration category under EU classification. As a French plant serving over 50,000 people, it is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment as a minimum, and tertiary treatment if discharging into sensitive areas. The regulatory framework ensures compliance with stringent standards. The plant's discharge likely enters the Rhône River basin, which flows south to the Mediterranean Sea. The Rhône is a major European river supporting diverse aquatic ecosystems and providing water for agriculture and industry. The plant plays a key role in protecting downstream water quality in this ecologically significant watershed.
Environmental context
The plant is situated in the Rhône River basin, with treated effluent ultimately flowing into the Mediterranean Sea via the Rhône delta. The Rhône is a vital waterway supporting diverse aquatic life, including migratory fish species such as European eel and sturgeon. The plant's operations help maintain water quality in this ecologically sensitive river system, which is important for both biodiversity and human use.
Frequently asked questions
The plant is located in Salaise-sur-Sanne, in the Isère department of the Auvergne-Rhône-Alpes region, France.
The plant serves approximately 72,542 people, classifying it as a medium-to-large agglomeration under EU standards.
The plant discharges treated effluent into the Rhône River basin, which flows south to the Mediterranean Sea.
As a French plant serving over 50,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment and potentially tertiary treatment for sensitive areas.
Plants of this scale in France typically employ secondary biological treatment, with tertiary treatment (e. g. , nutrient removal) if discharging into sensitive water bodies like the Rhône River.
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