Overview
OLETTA Projet nouvelle STEP is an advanced wastewater treatment plant in Oletta, Corse, France, serving about 3,000 people. It discharges 534.48 cubic meters per day and is located within 10 km of the coast.
OLETTA Projet nouvelle STEP is a wastewater treatment plant located in Oletta, a commune in the Haute-Corse department of Corsica, France. The plant serves a population of approximately 2,996 and is situated near the Mediterranean coast, reflecting the island's unique environmental context. The facility employs advanced treatment processes, which go beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 2,500 cubic meters per day and a current discharge volume of 534.48 cubic meters per day, the plant operates well within its capacity, ensuring effective treatment of municipal wastewater. The treated effluent is discharged into the local watershed, which ultimately drains into the Mediterranean Sea. The coastal location and the sensitive marine environment necessitate advanced treatment to protect water quality and marine ecosystems. Corsica's rivers and coastal zones support diverse aquatic life and are important for tourism and local fisheries.
Environmental context
The plant discharges into the Mediterranean Sea via local watercourses on the island of Corsica. The coastal environment is ecologically sensitive, supporting seagrass meadows and marine biodiversity. Advanced treatment helps minimize nutrient and pollutant loads, protecting downstream habitats and bathing waters.
Frequently asked questions
The plant is located in Oletta, a commune in the Haute-Corse department of Corsica, France. It serves the local population and is situated near the Mediterranean coast.
The plant serves approximately 2,996 people, making it a small agglomeration under the EU Urban Waste Water Treatment Directive.
The treated effluent is discharged into local watercourses that flow into the Mediterranean Sea. The plant's coastal location requires advanced treatment to protect marine ecosystems.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations over 2,000 population equivalent. The plant provides advanced treatment, exceeding the minimum requirements.
For small agglomerations in France, secondary treatment is typically required. However, plants in sensitive coastal areas like Corsica often implement advanced treatment to reduce nutrient loads and protect marine water quality.
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