Overview
Grayan-et-l'Hôpital wastewater treatment plant serves the commune in Nouvelle-Aquitaine, France. The facility is located near the Atlantic coast and operates under the EU Urban Waste Water Treatment Directive.
The Grayan-et-l'Hôpital wastewater treatment plant is a municipal facility located in the commune of Grayan-et-l'Hôpital, in the Gironde department of Nouvelle-Aquitaine, France. It serves a population of approximately 9,693 people, placing it in the small-to-medium agglomeration category under French and EU regulations. As a plant serving fewer than 10,000 people, it is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment before discharge. Plants of this scale in coastal areas typically employ secondary or advanced treatment to meet environmental standards. The designed capacity is 1.00 (likely in thousands of cubic meters per day or similar units), indicating a modest facility. The plant is situated within 50 km of the Atlantic coast, and its treated effluent likely discharges into local watercourses that flow into the Bay of Biscay. The surrounding region includes the Médoc peninsula, known for its wetlands and estuaries that support diverse aquatic life. The plant plays a key role in protecting these sensitive coastal ecosystems from nutrient pollution and pathogens.
Environmental context
The plant's treated wastewater likely discharges into small coastal streams or directly into the Atlantic Ocean via the Bay of Biscay. The Médoc region features extensive wetlands, including the Marais du Médoc, which provide critical habitat for migratory birds and fish species. Nutrient loading from wastewater can impact these sensitive ecosystems, making effective treatment essential for maintaining water quality and biodiversity in the downstream coastal environment.
Frequently asked questions
The plant is located on Route de l'Océan in Grayan-et-l'Hôpital, in the Gironde department of Nouvelle-Aquitaine, France.
The plant serves approximately 9,693 people, classifying it as a small-to-medium agglomeration under EU regulations.
Treated effluent is likely discharged into local watercourses that flow into the Atlantic Ocean via the Bay of Biscay, given the plant's proximity to the coast.
As a French plant serving fewer than 10,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates appropriate treatment for discharges into sensitive coastal areas.
Plants of this scale in coastal regions typically employ secondary biological treatment, often with nutrient removal, to meet EU standards for sensitive areas.
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