Overview
KERVIGNAC wastewater treatment plant in Kervignac, Bretagne, France, serves 4,223 people with advanced treatment. It discharges 753.38 m³/day and has a designed capacity of 4,800 m³/day.
The KERVIGNAC wastewater treatment plant is located in the commune of Kervignac, within the Morbihan department of Bretagne, France. Serving a population of 4,223, this facility is part of the region's municipal wastewater infrastructure, handling domestic sewage from the local community. The plant employs advanced treatment processes, ensuring a high level of pollutant removal before discharge. With a designed capacity of 4,800 m³/day and an actual discharge volume of 753.38 m³/day, the plant operates well within its capacity. As a French facility, it operates under the national regulations transposing the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates appropriate treatment levels based on agglomeration size and receiving water sensitivity. The treated effluent is discharged into local watercourses that ultimately drain into the Atlantic Ocean via the Blavet River or nearby coastal waters. The plant's location within 50 km of the coast means its discharge contributes to the water quality of the region's estuaries and marine environment, supporting diverse aquatic life and recreational uses.
Environmental context
The plant discharges into the local watershed of the Blavet River basin, which flows into the Atlantic Ocean near Lorient. This coastal region features estuaries and wetlands that provide critical habitat for migratory birds and fish species. The advanced treatment helps protect these sensitive ecosystems from nutrient pollution and other contaminants, supporting biodiversity and water quality in the downstream marine environment.
Frequently asked questions
The plant is located at Rue du Stade, in the Résidence Kreiz Ker area of Locmaria, Kervignac, in the Morbihan department of Bretagne, France.
The plant serves a population of 4,223 people in the commune of Kervignac and surrounding areas.
The plant uses advanced treatment processes, which provide a higher level of purification than secondary treatment, removing nutrients and other pollutants to protect the receiving water environment.
As a French facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment for agglomerations based on population size and the sensitivity of receiving waters.
The plant has a designed capacity of 4,800 m³ per day, and it currently discharges an average of 753.38 m³ per day, indicating it operates well below its maximum capacity.
Nearby plants