Overview
LA SARRAZ wastewater treatment plant serves the municipality of La Sarraz in Vaud, Switzerland. It is located within 50 km of the coast and has a designed capacity of 1.00.
LA SARRAZ is a wastewater treatment plant located in La Sarraz, a municipality in the district of Morges, canton of Vaud, Switzerland. The plant serves a population of approximately 3,083 people, placing it in the small agglomeration category under Swiss and EU regulatory frameworks. As a Swiss facility, LA SARRAZ operates under the Swiss Water Protection Act (Gewässerschutzgesetz), which mandates appropriate treatment for all discharges. For plants of this scale, secondary treatment is typically required, with additional nutrient removal if discharging into sensitive water bodies. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Rhone River basin via the Venoge River or other tributaries. This watercourse flows into Lake Geneva (Lac Léman) and then via the Rhone to the Mediterranean Sea. The region's aquatic ecosystems support diverse species and are important for regional biodiversity.
Environmental context
The plant discharges into the local watershed within the Rhone River basin, which flows into Lake Geneva and then the Mediterranean Sea via the Rhone River. The receiving waters support sensitive aquatic habitats, including fish spawning grounds and migratory corridors for species such as trout and grayling. Nutrient management is critical to prevent eutrophication in Lake Geneva.
Frequently asked questions
LA SARRAZ is located in La Sarraz, in the district of Morges, canton of Vaud, Switzerland. The address is Déchetterie de La Sarraz, Chemin des Prés-Morés, La Sarraz, 1315.
The plant serves approximately 3,083 people, classifying it as a small agglomeration under Swiss water regulations.
The plant discharges treated effluent into the local watershed, which flows into the Rhone River basin and eventually reaches Lake Geneva and the Mediterranean Sea.
As a Swiss plant, LA SARRAZ operates under the Swiss Water Protection Act (Gewässerschutzgesetz), which requires appropriate treatment for all discharges. For plants of this scale, secondary treatment is standard, with potential nutrient removal in sensitive areas.
In Switzerland, plants serving small agglomerations like LA SARRAZ typically employ secondary biological treatment, often with phosphorus removal to protect sensitive water bodies like Lake Geneva.
Nearby plants