Overview
Longeville-sur-Mer La Pepiere wastewater treatment plant serves approximately 9,040 people in Longeville-sur-Mer, Pays de la Loire, France. It is located within 50 km of the Atlantic coast.
The Longeville-sur-Mer La Pepiere wastewater treatment plant is a municipal facility serving the commune of Longeville-sur-Mer in the Vendée department of Pays de la Loire, France. With a population equivalent of about 9,040, it is classified as a medium-sized agglomeration under French regulations. As a French wastewater treatment plant, it operates under the transposition of the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size discharging into coastal waters. The plant's treated effluent is discharged into the local hydrological network, which ultimately drains into the Atlantic Ocean via the coastal zone of the Vendée. This area supports diverse marine and coastal ecosystems, including estuaries and wetlands that are important for migratory birds and aquatic life. The plant plays a key role in protecting the quality of coastal waters and the ecological health of the downstream environment.
Environmental context
The plant discharges into the local watershed that flows to the Atlantic coast of the Vendée, a region known for its sandy beaches, salt marshes, and shellfish farming areas. The receiving waters support diverse marine life and are important for tourism and fisheries. Protecting water quality is critical to maintaining the ecological balance of this coastal zone, which is sensitive to nutrient pollution and eutrophication.
Frequently asked questions
The plant is located at Rue de la Pépière, La Jaulnière, in Longeville-sur-Mer, Vendée, Pays de la Loire, France.
The plant serves approximately 9,040 people, corresponding to a medium-sized agglomeration under French and EU classifications.
The treated effluent is discharged into the local watershed, which flows to the Atlantic coast of the Vendée. The plant is within 50 km of the coast, so its discharge ultimately reaches the ocean.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size discharging into coastal waters.
Under the EU UWWTD, agglomerations between 2,000 and 10,000 population equivalent generally require secondary treatment. For coastal discharges, more stringent treatment may be required in sensitive areas.
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