Overview
NAILLOUX 2 is an advanced wastewater treatment plant in Montgeard, Occitanie, France, serving approximately 2,442 people. It has a designed capacity of 4,500 m³/day and discharges 435.65 m³/day of treated effluent.
NAILLOUX 2 is an advanced wastewater treatment plant located in Montgeard, within the Occitanie region of southern France. The facility serves a population of around 2,442 residents and is part of the municipal wastewater infrastructure for the area. As a small agglomeration, it plays a key role in protecting local water quality. 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. Its designed capacity is 4,500 m³/day, with an average daily discharge of 435.65 m³/day, indicating ample capacity for current loads. The facility operates under French national regulations that transpose EU directives, ensuring compliance with stringent effluent standards. The treated wastewater is discharged into local watercourses that ultimately drain into the Garonne River basin, which flows into the Atlantic Ocean via the Gironde estuary. This downstream environment supports diverse aquatic life and is important for regional water resources. The advanced treatment helps minimize nutrient and pollutant loads, contributing to the ecological health of the receiving waters.
Environmental context
The plant discharges into the Garonne River basin, which flows through southwestern France to the Gironde estuary and the Atlantic Ocean. This watershed supports diverse aquatic ecosystems, including migratory fish species such as salmon and eels. Advanced treatment reduces nutrient enrichment risks, helping to maintain water quality in downstream rivers and coastal zones.
Frequently asked questions
NAILLOUX 2 is located in Montgeard, a commune in the Haute-Garonne department of the Occitanie region in southern France. The plant is situated on Chemin de la Thesauque.
NAILLOUX 2 serves a population of approximately 2,442 people, classifying it as a small agglomeration under EU wastewater treatment directives.
The plant discharges treated effluent into local watercourses that are part of the Garonne River basin. The advanced treatment ensures high-quality effluent before release.
NAILLOUX 2 provides advanced treatment, which goes beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive for agglomerations of its size.
The plant operates under French national regulations that implement the EU Urban Waste Water Treatment Directive (91/271/EEC). For small agglomerations like this, advanced treatment is often required in sensitive areas to protect water quality.
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