Overview
CAYENNE Les Jardins de la Madeleine is an advanced wastewater treatment plant in Cayenne, French Guiana, serving 200 people. It discharges 35.68 m³/day and is located within 10 km of the coast.
CAYENNE Les Jardins de la Madeleine is a wastewater treatment facility located in Cayenne, French Guiana, within the South American territory of France. The plant serves a small population of 200 people, reflecting its role in a localized residential or commercial area. As part of the French overseas department, it operates under French and EU environmental regulations. The plant employs advanced treatment processes, ensuring a high level of pollutant removal before discharge. It has a designed capacity of 200 m³/day and currently treats 35.68 m³/day, indicating it operates well below its maximum capacity. Under the EU Urban Waste Water Treatment Directive, plants in sensitive areas are required to meet tertiary treatment standards, and the advanced classification suggests compliance with these stringent requirements. The treated effluent is discharged into the local watershed, which ultimately drains into the Atlantic Ocean. Given the plant's proximity to the coast (within 10 km), the advanced treatment helps protect the marine environment and coastal ecosystems from nutrient pollution and pathogens. The facility supports the environmental health of the Cayenne area and the broader coastal zone.
Environmental context
The plant discharges into the local drainage network near Cayenne, which flows into the Atlantic Ocean. The coastal waters of French Guiana support diverse marine life, including mangroves and estuaries that serve as critical nursery habitats for fish and crustaceans. The advanced treatment minimizes the risk of eutrophication and protects these sensitive coastal ecosystems from excessive nutrient loads.
Frequently asked questions
The plant is located at 14, Impasse du Cacaoyer, Lotissement Sainte-Thérèse, Novaparc, Cayenne, Guyane, 97300, France, in the city of Cayenne, French Guiana.
The plant discharges treated effluent into the local drainage network, which eventually flows into the Atlantic Ocean. Its advanced treatment ensures high-quality effluent to protect coastal waters.
The plant protects the local watershed near Cayenne, which drains into the Atlantic Ocean. By treating wastewater to advanced standards, it helps prevent pollution in coastal rivers and estuaries.
As a French overseas department, French Guiana follows EU directives. The EU Urban Waste Water Treatment Directive requires advanced treatment for sensitive areas, and this plant's advanced classification aligns with those standards.
For small agglomerations, French regulations often mandate secondary or advanced treatment to protect sensitive coastal environments. This plant's advanced treatment exceeds the minimum requirements, ensuring robust environmental protection.
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