Overview
MINIAC MORVAN wastewater treatment plant in Miniac-Morvan, Bretagne, France, serves 4,500 people with advanced treatment. It discharges 802.79 m³/day and is located near the coast.
The MINIAC MORVAN wastewater treatment plant is located at 33 Rue de la Libération in Miniac-Morvan, a commune in the Ille-et-Vilaine department of Bretagne, France. The plant serves a population of approximately 4,500 and has a designed capacity of 4,000 m³/day, with an average discharge volume of 802.79 m³/day. The plant employs advanced treatment processes, which go beyond the secondary treatment requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC). For agglomerations of this size (under 10,000 population equivalent), the directive requires appropriate treatment, but France often implements advanced treatment in sensitive areas to protect water quality. The plant is situated within 10 km of the coast, indicating its discharge likely reaches the English Channel or a nearby estuary. The plant plays a key role in protecting the coastal and marine environment of the Brittany region from nutrient pollution and pathogens.
Environmental context
The plant's discharge likely flows into the Rance River or a coastal stream that empties into the English Channel near the Bay of Mont-Saint-Michel. This area supports diverse marine life, including migratory fish and seabirds. The advanced treatment helps reduce nutrient loads, protecting the coastal ecosystem from eutrophication and maintaining water quality for tourism and fisheries.
Frequently asked questions
The plant is located at 33 Rue de la Libération in Miniac-Morvan, Ille-et-Vilaine, Bretagne, France.
The plant serves approximately 4,500 people.
The plant discharges treated wastewater at an average volume of 802.79 m³ per day. Given its coastal proximity, discharge likely enters a river or stream flowing into the English Channel.
The plant provides advanced treatment, which includes nutrient removal and disinfection beyond secondary treatment. This is typical for plants in sensitive coastal areas under French regulations.
Under the EU Urban Waste Water Treatment Directive (91/271/EEC), agglomerations with population equivalent under 10,000 require appropriate treatment. France often mandates advanced treatment in sensitive areas to protect coastal waters, aligning with the directive's provisions for designated sensitive areas.
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