Overview
LOUANNEC wastewater treatment plant in Louannec, Bretagne, France, serves 4,140 people with advanced treatment. It discharges 738.57 m³/day and is located within 10 km of the coast.
The LOUANNEC wastewater treatment plant is located in Louannec, a commune in the Côtes-d'Armor department of Bretagne, France. It serves a population of approximately 4,140 residents and operates with advanced treatment processes, ensuring high-quality effluent. The plant has a designed capacity of 5,600 m³/day and currently discharges 738.57 m³/day of treated wastewater. As a French wastewater facility, LOUANNEC operates under the European Union's Urban Waste Water Treatment Directive (91/271/EEC), which mandates advanced treatment for sensitive areas. The plant's advanced treatment level aligns with the requirements for protecting coastal waters, as Bretagne's coastline includes ecologically sensitive zones. The plant's capacity utilization is well below its design capacity, indicating room for future growth. The treated effluent from LOUANNEC is discharged into the local watershed, which ultimately drains into the English Channel. This coastal discharge requires careful management to protect marine ecosystems, including nearby beaches and intertidal habitats. The plant's advanced treatment helps minimize nutrient loading and other pollutants, supporting the ecological health of the downstream environment.
Environmental context
The LOUANNEC plant discharges into the local watershed that flows to the English Channel, a dynamic marine environment supporting diverse aquatic life. The coastal zone near Louannec includes sandy beaches and rocky shores that are important for seabirds and marine species. Advanced treatment reduces the risk of eutrophication and protects water quality in the nearshore area, which is vital for tourism and local fisheries.
Frequently asked questions
The LOUANNEC plant is located at 52, Route de Perros, in Louannec, Côtes-d'Armor, Bretagne, France.
The plant serves approximately 4,140 residents in the Louannec area.
The plant discharges treated effluent into the local watershed, which flows to the English Channel. It is located within 10 km of the coast, so the discharge ultimately reaches coastal waters.
The plant provides advanced treatment, which goes beyond secondary treatment to remove nutrients and other pollutants, meeting stringent standards for sensitive coastal areas.
As a French plant serving a population under 10,000, it is classified as a small agglomeration under the EU UWWTD. The directive requires appropriate treatment, and France mandates advanced treatment for discharges into sensitive areas, which includes many coastal zones in Bretagne.
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