Overview
The CAZOULS LES BEZIERS wastewater treatment plant in Cazouls-lès-Béziers, Occitanie, France, provides advanced treatment for a population of 2,900. It discharges 517.35 m³/day of treated water.
The CAZOULS LES BEZIERS wastewater treatment plant is located in Cazouls-lès-Béziers, a commune in the Hérault department of Occitanie, southern France. The plant serves a population of approximately 2,900 residents and has a designed capacity of 5,000 m³/day, with a current discharge volume of 517.35 m³/day. The plant 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. This high level of treatment ensures effective removal of nutrients and pollutants, protecting the receiving water environment. The treated effluent is discharged into local watercourses that eventually drain into the Mediterranean Sea. The plant plays a key role in safeguarding the water quality of the Orb River basin and the coastal ecosystems of the Gulf of Lion, which support diverse marine life and are important for tourism and fisheries.
Environmental context
The plant discharges into the Orb River basin, which flows into the Mediterranean Sea near Béziers. The downstream environment includes the Gulf of Lion, a productive marine area that supports fisheries and seagrass meadows. The advanced treatment helps minimize nutrient loading, protecting coastal water quality and preventing eutrophication in this ecologically sensitive region.
Frequently asked questions
The plant is located at Chemin de Mayro, Le Péras, in Cazouls-lès-Béziers, Hérault, Occitanie, France.
The plant serves approximately 2,900 residents in the commune of Cazouls-lès-Béziers and surrounding areas.
The plant discharges treated effluent into local watercourses within the Orb River basin, which ultimately flows into the Mediterranean Sea.
The plant provides advanced treatment, exceeding the secondary treatment standard required by the EU Urban Waste Water Treatment Directive for agglomerations of this size.
As a French plant serving fewer than 10,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates appropriate treatment based on receiving water sensitivity. The advanced treatment here aligns with requirements for sensitive areas.
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