Overview
BASLY is an advanced wastewater treatment plant in Bény-sur-Mer, Normandie, France, serving about 4,129 people with a designed capacity of 4,500 m³/day and a discharge volume of 736.61 m³/day.
BASLY is an advanced wastewater treatment plant located in Bény-sur-Mer, within the Normandie region of France. The facility serves a population of approximately 4,129 and has a designed capacity of 4,500 m³/day, with a current discharge volume of 736.61 m³/day. It is situated near the coast, reflecting the region's coastal geography. As an advanced treatment plant, BASLY goes beyond secondary treatment to remove nutrients and other pollutants, which is typical for sensitive areas under the EU Urban Waste Water Treatment Directive (91/271/EEC). The plant's capacity and treatment level align with French regulations for agglomerations of this size, ensuring compliance with national and European standards for wastewater treatment. The plant's treated effluent 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 estuaries and coastal habitats that support diverse aquatic life and migratory species. The advanced treatment helps minimize nutrient loading and safeguard water quality in the downstream environment.
Environmental context
The plant discharges into the local watershed that flows to the English Channel, a vital marine ecosystem supporting fisheries and biodiversity. The coastal zone includes estuaries and intertidal habitats that are ecologically sensitive, requiring advanced treatment to reduce nutrient and pollutant loads. Protecting these waters is essential for maintaining water quality and supporting the region's marine life.
Frequently asked questions
BASLY is located on D 141 in Bény-sur-Mer, near Bayeux, in the Calvados department of Normandie, France.
The plant serves approximately 4,129 people, classifying it as a small agglomeration under EU wastewater directives.
The treated effluent is discharged into the local watershed, which flows to the English Channel. The plant's coastal location requires advanced treatment to protect marine ecosystems.
BASLY provides advanced treatment, which includes nutrient removal beyond secondary treatment. This is typical for plants in sensitive coastal areas under the EU Urban Waste Water Treatment Directive.
As a French plant serving over 2,000 people, BASLY must comply with the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment as a minimum. Its advanced treatment exceeds this requirement, likely due to discharge into a sensitive coastal area.
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