Overview
NICE HALIOTIS is a major wastewater treatment plant serving over 470,000 people in Nice, France. Located on the Promenade des Anglais, it discharges treated effluent into the Mediterranean Sea.
NICE HALIOTIS is a large-scale wastewater treatment plant located on the Promenade des Anglais in the Carras district of Nice, in the Provence-Alpes-Cote d'Azur region of France. It serves a population of approximately 472,070, making it a significant facility for the French Riviera's urban wastewater management. As a plant serving a large agglomeration in France, NICE HALIOTIS operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires advanced treatment (tertiary) for discharges into sensitive areas like the Mediterranean coast. The plant's designed capacity is 1.00 (likely in cubic meters per day or equivalent), and it is expected to meet stringent nutrient removal standards to protect the marine environment. The treated wastewater from NICE HALIOTIS is discharged into the Mediterranean Sea, a semi-enclosed sea with limited water exchange, making it sensitive to eutrophication. The plant plays a crucial role in preserving water quality along the Cote d'Azur, supporting tourism, marine biodiversity, and coastal ecosystems.
Environmental context
The plant discharges into the Mediterranean Sea, a water body that ultimately connects to the Atlantic Ocean via the Strait of Gibraltar. The coastal waters near Nice are part of the Ligurian Sea, known for its rich marine life, including seagrass meadows and coral formations. The discharge must comply with strict nutrient limits to prevent algal blooms and protect the sensitive marine ecosystem.
Frequently asked questions
NICE HALIOTIS is located on the Promenade des Anglais in the Carras district of Nice, in the Provence-Alpes-Cote d'Azur region of France.
The plant serves approximately 472,070 people, making it a large agglomeration under EU classification.
Treated wastewater from NICE HALIOTIS is discharged into the Mediterranean Sea, specifically into the coastal waters of the French Riviera.
As a French plant serving over 150,000 people and discharging into a sensitive coastal area, NICE HALIOTIS must comply with the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates tertiary treatment for nutrient removal.
For large agglomerations in France, especially those discharging into sensitive coastal waters like the Mediterranean, advanced tertiary treatment is required to reduce nitrogen and phosphorus and protect marine ecosystems.
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