Overview
The Sauveterre-de-Guyenne wastewater treatment plant in Nouvelle-Aquitaine, France, serves approximately 1,393 people with advanced treatment. It discharges 248.51 m³/day of treated effluent into the local watershed.
The Sauveterre-de-Guyenne wastewater treatment plant is located in the town of Sauveterre-de-Guyenne, within the Gironde department of Nouvelle-Aquitaine, France. This facility serves a population of around 1,393 residents, classifying it as a small agglomeration under French and EU regulations. The plant employs advanced treatment processes, which go beyond the secondary treatment standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 3,200 m³/day and an actual discharge volume of 248.51 m³/day, the plant operates well within its capacity, indicating efficient treatment. The treated effluent is discharged into the local watershed, which ultimately drains into the Garonne River and then the Gironde estuary, a major ecological zone on the Atlantic coast. The advanced treatment helps protect downstream water quality and supports the diverse aquatic life in the estuary.
Environmental context
The plant discharges into the local watershed that feeds the Garonne River, which flows into the Gironde estuary, a large and ecologically significant estuary on the Atlantic coast. The estuary supports diverse aquatic life and is an important migratory corridor for fish species. Advanced treatment at the plant helps minimize nutrient and pollutant loads, protecting the sensitive downstream environment.
Frequently asked questions
The plant is located at Chemin Moulin de l'Eau, in the town of Sauveterre-de-Guyenne, Gironde, Nouvelle-Aquitaine, France.
The treated wastewater is discharged into the local watershed, which flows into the Garonne River and eventually the Gironde estuary on the Atlantic coast.
The plant helps protect the Garonne River and the Gironde estuary by treating wastewater before discharge, reducing pollution in these water bodies.
As a small agglomeration serving about 1,393 people, the plant is required to meet secondary treatment standards under the EU UWWTD. It actually provides advanced treatment, exceeding the directive's minimum requirements.
In France, plants serving small agglomerations typically use secondary biological treatment. However, many facilities, like Sauveterre-de-Guyenne, employ advanced treatment to better protect sensitive receiving waters.
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