Overview
CHOLET Les Cinq Ponts wastewater treatment plant serves Cholet, France, in the Pays de la Loire region. It treats wastewater for approximately 92,434 people under the EU Urban Waste Water Treatment Directive.
CHOLET Les Cinq Ponts is a wastewater treatment plant located in Cholet, France, within the Pays de la Loire region. The facility serves a population of approximately 92,434, classifying it as a medium-to-large agglomeration under EU regulations. The plant is situated inland, more than 50 km from the coast. As a French plant serving over 10,000 population equivalent, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment as a minimum. For agglomerations of this scale, the directive also mandates appropriate treatment to meet quality standards before discharge into receiving waters. Regulatory compliance ensures adequate treatment. The plant discharges treated wastewater into the local watershed, which ultimately drains into the Loire River basin. The Loire River is one of France's major rivers, flowing into the Atlantic Ocean. The downstream environment supports diverse aquatic life and is ecologically sensitive, requiring careful management of nutrient loads and pollutants.
Environmental context
The plant discharges into the local watershed within the Loire River basin, which flows westward to the Atlantic Ocean. The Loire River supports a rich ecosystem, including migratory fish species and diverse aquatic habitats. The downstream environment is sensitive to nutrient pollution, making effective wastewater treatment critical for maintaining water quality and ecological balance.
Frequently asked questions
The plant is located at Le Bas Gué au Bouin, Cholet, in the Maine-et-Loire department of the Pays de la Loire region, France.
The plant serves approximately 92,434 people, classifying it as a medium-to-large agglomeration under EU regulations.
The plant discharges treated wastewater into the local watershed, which is part of the Loire River basin. The Loire River flows to the Atlantic Ocean.
As a French plant serving over 10,000 population equivalent, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment and compliance with quality standards.
For agglomerations of this scale, the EU UWWTD requires secondary treatment as a minimum. In sensitive areas, tertiary treatment may be required to reduce nutrients.
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