Overview
SAINT GILDAS DE RHUYS Bot Penal is a wastewater treatment plant serving 15,144 people in Saint-Gildas-de-Rhuys, Brittany, France. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of
SAINT GILDAS DE RHUYS Bot Penal is a municipal wastewater treatment plant located in Saint-Gildas-de-Rhuys, a coastal commune in the Morbihan department of Brittany, France. The plant serves a population of approximately 15,144, placing it in the medium agglomeration category under EU classification. As a French facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations between 10,000 and 150,000 population equivalent discharging into coastal waters. The directive also mandates more stringent treatment if the receiving waters are designated as sensitive areas. The plant's treated effluent ultimately discharges into the Atlantic Ocean via the Rhuys Peninsula coastline. This coastal environment supports diverse marine life and is part of the larger Gulf of Morbihan ecosystem, an important area for migratory birds and marine biodiversity.
Environmental context
The plant discharges into the coastal waters of the Rhuys Peninsula, part of the Gulf of Morbihan, a semi-enclosed marine basin that connects to the Atlantic Ocean. This area is ecologically sensitive, supporting seagrass beds, shellfish populations, and migratory bird species. The EU Urban Waste Water Treatment Directive requires appropriate treatment to protect these coastal ecosystems from nutrient enrichment and pathogens.
Frequently asked questions
The plant is located in Saint-Gildas-de-Rhuys, a commune in the Morbihan department of Brittany, France. Its address is Chemin de la Lagune, Les Govelins, Kerpont, Saint-Gildas-de-Rhuys.
The plant serves a population of 15,144, classifying it as a medium-sized agglomeration under EU standards.
The plant discharges treated effluent into the coastal waters of the Rhuys Peninsula, which flow into the Gulf of Morbihan and eventually the Atlantic Ocean.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations over 10,000 PE discharging to coastal waters.
Under the EU Urban Waste Water Treatment Directive, plants serving 10,000 to 150,000 PE are typically required to provide secondary treatment. In sensitive areas, tertiary treatment may be mandated to reduce nutrients.
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