Overview
VAILLY SUR AISNE is an advanced wastewater treatment plant in Vailly-sur-Aisne, Hauts-de-France, France, serving approximately 2,367 people. It discharges treated water into the local watershed.
VAILLY SUR AISNE is an advanced wastewater treatment plant located in Vailly-sur-Aisne, in the Hauts-de-France region of France. The facility serves a population of approximately 2,367 and is situated along the Route de Soissons, near the Aisne River. As a municipal plant, it plays a key role in managing wastewater for this small commune. The plant employs advanced treatment processes, ensuring a high level of pollutant removal before discharge. With a designed capacity of 2,685 cubic meters per day and an average discharge volume of 422.27 cubic meters per day, the plant operates well within its capacity. Under the EU Urban Waste Water Treatment Directive (91/271/EEC), plants serving agglomerations of this size are required to provide secondary treatment, but this facility exceeds that standard with advanced treatment. The treated effluent is discharged into the Aisne River, a tributary of the Oise River, which flows into the Seine and eventually reaches the English Channel. This discharge supports the ecological health of the river system, which is important for local biodiversity and downstream water quality. The plant's advanced treatment helps protect the sensitive aquatic environment of the Seine basin.
Environmental context
The plant discharges into the Aisne River, a tributary of the Oise River, which flows into the Seine River and ultimately reaches the English Channel. The Seine basin supports diverse aquatic life and is an important ecological corridor in northern France. Advanced treatment at this plant helps reduce nutrient and pollutant loads, protecting downstream water quality and the sensitive estuarine environment of the Seine estuary.
Frequently asked questions
The plant is located at 11, Route de Soissons, Vailly-sur-Aisne, in the Aisne department of Hauts-de-France, France.
The plant serves approximately 2,367 people in the commune of Vailly-sur-Aisne and surrounding areas.
The plant uses advanced treatment processes and discharges treated effluent into the Aisne River, which flows into the Oise and Seine rivers before reaching the English Channel.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. The plant exceeds this with advanced treatment.
Under the EU directive, plants serving between 2,000 and 10,000 people are required to have secondary treatment. Many such plants in France also implement advanced treatment to meet local water quality standards.
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