Overview
Donnemarie-Dontilly wastewater treatment plant in Seine-et-Marne, France, serves 2,360 people with advanced treatment. It discharges 421.02 m³/day and has a designed capacity of 2,833 m³/day.
The Donnemarie-Dontilly wastewater treatment plant is located in Donnemarie-Dontilly, a commune in the Seine-et-Marne department of Île-de-France, France. It serves a population of approximately 2,360 residents, classifying it as a small agglomeration under French regulations. 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. With a designed capacity of 2,833 m³/day and an average discharge volume of 421.02 m³/day, the facility operates well within its capacity, ensuring effective treatment of local wastewater. Treated effluent is discharged into the local watershed, which ultimately drains into the Seine River via the Auxence or other nearby streams. The Seine River flows through Paris and into the English Channel, supporting diverse aquatic ecosystems and providing water for agriculture and recreation. The plant's advanced treatment helps protect downstream water quality in this sensitive region.
Environmental context
The plant discharges into the Seine River basin, which drains into the English Channel. The Seine supports a variety of fish species and is an important migratory corridor for eels and salmon. Advanced treatment reduces nutrient loads, helping to prevent eutrophication in downstream estuaries and coastal zones.
Frequently asked questions
The plant is located at Impasse Saint-Martin, Donnemarie-en-Montois, Donnemarie-Dontilly, in the Seine-et-Marne department of Île-de-France, France.
The plant serves a population of approximately 2,360 people, classifying it as a small agglomeration under French and EU regulations.
Treated effluent is discharged into the local watershed, which flows into the Seine River basin and eventually reaches the English Channel.
The plant provides advanced treatment, which exceeds the secondary treatment standard required by the EU Urban Waste Water Treatment Directive for small agglomerations.
As a French facility, it operates under national regulations transposing the EU Urban Waste Water Treatment Directive. Advanced treatment is typical for plants in sensitive areas to protect water quality.
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