VILLEFRANCHE SUR SAONE
Villefranche-sur-Saône, Auvergne-Rhône-Alpes
Villefranche-sur-Saône wastewater treatment plant serves over 108,000 people in Auvergne-Rhône-Alpes, France. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.