Gave de Pau
The Gave de Pau flows along the western border of the commune as it flows north to eventually join the Gave d'Oloron forming the "Gaves Réunis" at Peyrehorade. The "Estau" river flows west through the centre of the commune to join the Gave de Pau. The "Ruisseau d'Aygueberden" flows west through the south of the commune to join the Gave de Pau.