Wastewater Treatment Plant of Saint Gilles Croix de Vie (85), Wastewater Treatment Plant of Keroman (56), Wastewater Treatment Plant of Villiers St Frédéric (78), Wastewater Treatment Plant of Gazeran (78), Wastewater Treatment Plant of Connerré (72), Wastewater Treatment Plant of Plumieux (22), Wastewater Treatment Plant of Ver (50), Organic Valuation Unit of Vannes (56)
Wastewater Treatment Plant of Saint Gilles Croix de Vie (85), Wastewater Treatment Plant of Keroman (56), Wastewater Treatment Plant of Villiers St Frédéric (78), Wastewater Treatment Plant of Gazeran (78), Wastewater Treatment Plant of Connerré (72), Wastewater Treatment Plant of Plumieux (22), Wastewater Treatment Plant of Ver (50), Organic Valuation Unit of Vannes (56)