Overview
Bonny-sur-Loire wastewater treatment plant in Centre-Val de Loire, France, serves about 2,930 people with advanced treatment. It discharges 522.71 m³/day of treated water into the Loire River.
The Bonny-sur-Loire wastewater treatment plant is located in the commune of Bonny-sur-Loire, in the Loiret department of the Centre-Val de Loire region, France. It serves a population of approximately 2,930 residents, making it a small-scale municipal facility. The plant is situated near the Loire River, which is the longest river in France and a major watercourse flowing into the Atlantic Ocean. As an advanced treatment facility, it goes beyond the secondary treatment requirements set by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. The plant has a designed capacity of 2,500 m³/day and currently treats an average daily flow of 522.71 m³, indicating ample reserve capacity. Its advanced treatment likely includes nutrient removal to protect the sensitive Loire River ecosystem. The treated effluent is discharged into the Loire River, which flows westward through the Loire Valley, a UNESCO World Heritage site known for its rich biodiversity and historic châteaux. The river eventually reaches the Atlantic Ocean near Saint-Nazaire. The plant plays a key role in maintaining water quality in this ecologically significant river, supporting aquatic life and downstream uses.
Environmental context
The plant discharges into the Loire River, which flows through the Loire Valley to the Atlantic Ocean. The Loire is one of the last wild rivers in Europe, supporting diverse fish species such as Atlantic salmon and European eel. Advanced treatment helps minimize nutrient loading, protecting the river's ecological balance and downstream estuarine habitats.
Frequently asked questions
The plant is located at Rue du Camping, Bonny-sur-Loire, in the Loiret department of the Centre-Val de Loire region, France.
The plant serves approximately 2,930 residents of Bonny-sur-Loire and surrounding areas.
The treated wastewater is discharged into the Loire River, which flows through the Loire Valley to the Atlantic Ocean.
The plant provides advanced treatment, which includes nutrient removal beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive for small agglomerations.
As a French plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations over 2,000 population equivalent, and advanced treatment in sensitive areas like the Loire basin.
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