MORTAIN Bourg Wastewater Treatment Plant, Mortain-Bocage, Normandy

MORTAIN Bourg is a municipal wastewater treatment plant located in Mortain-Bocage, a commune in the Manche department of Normandy, France. The plant serves a population of approximately 4,720 and is part of the region's wastewater infrastructure managed under French and European regulations. The plant provides secondary treatment, which is the standard biological treatment required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 6,400 m³/day and an average daily discharge of 842 m³/day, the plant operates well below its capacity, indicating room for future growth or seasonal variations. The treated effluent is discharged into local watercourses that eventually drain into the English Channel. The plant plays a key role in protecting the regional watershed, which supports diverse aquatic life and contributes to the ecological health of the Normandy coast.

The plant discharges into local streams that flow toward the English Channel, a vital marine ecosystem. The Normandy region features a temperate climate with significant rainfall, making effective wastewater treatment crucial to prevent nutrient pollution and protect downstream habitats. The watershed supports diverse aquatic species and is important for regional biodiversity.