Overview
La Salvetat-sur-Agout wastewater treatment plant serves 1,600 people in Occitanie, France, with advanced treatment. It discharges 285.44 m³/day and has a designed capacity of 4,000 m³/day.
The La Salvetat-sur-Agout wastewater treatment plant is located in the commune of La Salvetat-sur-Agout in the Hérault department of Occitanie, southern France. It serves a population of 1,600, placing it in the small-agglomeration category under French regulations. The plant employs advanced treatment processes, which go beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive for agglomerations of this size. Its designed capacity is 4,000 m³/day, with an average daily discharge of 285.44 m³/day, indicating ample reserve capacity. Treated effluent is discharged into the local watershed, which drains into the Agout River, a tributary of the Tarn, eventually reaching the Garonne and the Atlantic Ocean. The plant plays a key role in protecting the water quality of the Agout and downstream ecosystems.
Environmental context
The plant discharges into the Agout River basin, which flows into the Tarn River, a major tributary of the Garonne. The Garonne drains into the Gironde estuary and the Atlantic Ocean. The Agout supports diverse aquatic life and is important for regional biodiversity. The advanced treatment helps minimize nutrient and pollutant loads, protecting downstream water quality in this ecologically sensitive watershed.
Frequently asked questions
The plant is located at Impasse des Sapinettes, Belot, La Salvetat-sur-Agout, in the Hérault department of Occitanie, France.
The plant serves a population of 1,600, classifying it as a small agglomeration under French and EU regulations.
Treated effluent is discharged into the local watershed, which flows into the Agout River, a tributary of the Tarn River, eventually reaching the Garonne and the Atlantic Ocean.
The plant provides advanced treatment, which exceeds the secondary treatment standard required by the EU Urban Waste Water Treatment Directive for agglomerations of this size.
French wastewater treatment plants operate under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations over 2,000 population equivalent. For smaller plants like this, advanced treatment is often implemented to protect sensitive receiving waters.
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