Overview
SAINT JOSEPH ROSIERES is a secondary wastewater treatment plant in Saint-Joseph, Martinique, serving about 2,352 people. It discharges treated effluent near the coast, operating under French and EU regulations.
SAINT JOSEPH ROSIERES is a municipal wastewater treatment plant located in Saint-Joseph, on the island of Martinique, an overseas department of France. The plant serves a population of approximately 2,352, classifying it as a small agglomeration under EU classification. Its coastal location places it within 10 kilometers of the Caribbean Sea, making it part of the island's critical wastewater infrastructure. The plant provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for discharges into coastal waters. With a designed capacity of 2,500 cubic meters per day and a reported discharge volume of about 420 cubic meters per day, the facility operates well below its capacity. As a French overseas territory, the plant is subject to French national regulations transposing EU directives, ensuring compliance with environmental standards. The treated effluent is discharged into local watercourses that flow into the Caribbean Sea. Martinique's coastal ecosystems, including coral reefs and mangroves, are sensitive to nutrient pollution, making effective wastewater treatment essential. The plant's secondary treatment helps reduce organic load and protect marine biodiversity in the surrounding waters.
Environmental context
The plant discharges into small coastal streams that drain into the Caribbean Sea near Fort-de-France Bay. This area supports diverse marine life, including coral reefs and seagrass beds, which are sensitive to nutrient enrichment and pollution. The Caribbean Sea is a major ecological region, and proper wastewater treatment is vital to maintaining water quality and protecting downstream habitats.
Frequently asked questions
The plant is located in Saint-Joseph, Martinique, an overseas department of France in the Caribbean. It lies near the coast, within 10 kilometers of the Caribbean Sea.
The plant serves approximately 2,352 people, classifying it as a small agglomeration under EU classification.
The plant provides secondary treatment before discharging the effluent into local streams that flow into the Caribbean Sea near Fort-de-France Bay.
As a French overseas territory, the plant operates under French national regulations that implement the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for coastal discharges.
For small agglomerations in Martinique, secondary treatment is standard to protect sensitive coastal ecosystems, in line with EU directives and French regulations.
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