The Loue (; ) is a 51 km long river in the Nouvelle-Aquitaine region of France. It is a tributary of the Isle, itself a tributary of the Dordogne. The source of the river is in the commune of Saint-Yrieix-la-Perche in the Massif Central. It runs through the Haute-Vienne department, and empties into the Isle near Coulaures in the Dordogne department. Its main tributaries are the Haute Loue and the Ravillou. Places Haute-Vienne: Saint-Yrieix-la-Perche Dordogne: Excideuil, Coulaures Hydrology The mean annual discharge, measured at Saint-Médard-d'Excideuil, is 2.91 m3/s. The highest flow was measured during a flash flood on September 22, 1993: 111 m3/s (daily average). References Rivers of France Rivers of Nouvelle-Aquitaine Rivers of Dordogne Rivers of Haute-Vienne