Overview
PENVENAN wastewater treatment plant in Port Blanc, Bretagne, France, serves 4,011 people with advanced treatment. It discharges 715.56 m³/day and has a designed capacity of 7,500 m³/day.
The PENVENAN wastewater treatment plant is located in Port Blanc, within the commune of Penvénan in the Côtes-d'Armor department of Bretagne, France. The plant serves a population of 4,011 and is situated in a coastal area, less than 10 km from the sea. The facility employs advanced treatment processes, which go beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. The plant has a designed capacity of 7,500 m³/day and currently treats an average daily flow of 715.56 m³/day, indicating significant reserve capacity. The treated effluent is discharged into the local coastal environment, likely into the English Channel via the nearby coastline. The plant plays a key role in protecting the sensitive marine and coastal ecosystems of the Côtes-d'Armor region, which support diverse aquatic life and are important for local tourism and fisheries.
Environmental context
The plant discharges into the coastal waters of the English Channel near Port Blanc. This area is part of the larger Bay of Biscay and Celtic Sea system, which supports diverse marine life including seabirds, fish, and crustaceans. The advanced treatment helps protect the local coastal ecosystem from nutrient pollution and pathogens, maintaining water quality for recreational use and marine biodiversity.
Frequently asked questions
The PENVENAN plant is located in Port Blanc, within the commune of Penvénan, in the Côtes-d'Armor department of Bretagne, France.
The plant serves a population of 4,011 people.
The treated effluent is discharged into the coastal waters of the English Channel near Port Blanc, after undergoing advanced treatment.
The plant provides advanced treatment, which exceeds the secondary treatment standard required by the EU Urban Waste Water Treatment Directive for agglomerations of this size.
As a French plant serving over 2,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment as a minimum. The plant's advanced treatment indicates it likely discharges into a sensitive area requiring higher removal of nutrients.
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