Overview
Jacques Monod wastewater treatment plant serves Calais, Hauts-de-France, France, with a population equivalent of 101,717. The plant operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations ove
The Jacques Monod wastewater treatment plant is located in Calais, Hauts-de-France, France, serving a population equivalent of 101,717. Situated near the coast, the plant plays a key role in managing municipal wastewater for the Calais urban area. As a large agglomeration under the EU Urban Waste Water Treatment Directive (91/271/EEC), the plant is required to provide at least secondary treatment, with tertiary treatment expected if discharging into sensitive areas. The designed capacity is 1. The plant's treated effluent likely discharges into the English Channel via local waterways, contributing to the protection of coastal water quality. The region's marine environment supports diverse aquatic life and is important for local fisheries and tourism.
Environmental context
The Jacques Monod plant is located in Calais, within the Hauts-de-France region, and its treated effluent ultimately reaches the English Channel via the Calais area drainage network. The coastal waters of the English Channel are ecologically sensitive, supporting diverse marine habitats and serving as a migratory corridor for fish and seabirds. The plant's discharge management is critical to maintaining water quality in this busy maritime zone.
Frequently asked questions
The Jacques Monod plant is located at Rue François Jacob, Calais, Pas-de-Calais, Hauts-de-France, France.
The plant serves a population equivalent of 101,717, classifying it as a large agglomeration under EU regulations.
The plant discharges treated effluent into the English Channel via local waterways, contributing to coastal water quality management.
As a large agglomeration (>15,000 PE), the plant must provide at least secondary treatment under Directive 91/271/EEC, with potential tertiary requirements if discharging into sensitive areas.
French plants of this scale typically employ secondary biological treatment (activated sludge or similar) and often include nutrient removal to meet EU standards for sensitive coastal zones.
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