Overview
Saint-Donat-sur-l'Herbasse wastewater treatment plant serves 4,100 people in Auvergne-Rhône-Alpes, France. It provides advanced treatment and discharges treated water into the local watershed.
The Saint-Donat-sur-l'Herbasse wastewater treatment plant is located in the Drôme department of the Auvergne-Rhône-Alpes region, France. It serves a population of approximately 4,100 residents in the commune of Saint-Donat-sur-l'Herbasse and surrounding areas. The plant is situated inland, away from coastal zones, and operates as a municipal facility. The plant employs advanced treatment processes, ensuring a high level of pollutant removal before discharge. With a designed capacity of 7,000 cubic meters per day and an actual discharge volume of 731.43 cubic meters per day, the plant operates well below its capacity, indicating room for future growth. As a French facility, it operates under the national regulations transposing the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates appropriate treatment for agglomerations of this size. The treated effluent is discharged into the local water system, ultimately contributing to the Rhône River basin. The plant plays a key role in protecting the water quality of the Herbasse River and downstream environments, supporting aquatic life and preventing eutrophication in the region.
Environmental context
The plant discharges into the Herbasse River, a tributary of the Isère River, which flows into the Rhône River and eventually reaches the Mediterranean Sea. The local watershed supports diverse aquatic habitats and is important for regional biodiversity. The advanced treatment helps minimize nutrient loading and protects downstream ecosystems from pollution.
Frequently asked questions
The plant is located at 491, Rue des Sables et Prés de Gaud, Saint-Donat-sur-l'Herbasse, in the Drôme department of the Auvergne-Rhône-Alpes region, France.
The plant serves approximately 4,100 residents in the commune of Saint-Donat-sur-l'Herbasse and surrounding areas.
The plant uses advanced treatment processes, which provide a higher level of purification than secondary treatment, ensuring effective removal of pollutants before discharge.
The plant discharges into the Herbasse River, which flows into the Isère River and then the Rhône River, ultimately reaching the Mediterranean Sea. It helps protect these water bodies from pollution.
As a French facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment for agglomerations of this size. The advanced treatment level exceeds the minimum secondary treatment standard.
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