The water supply pipes subsystems lead the water to the public, from the dam to the locations of Azaruja, S. Miguel de Machede, West Évora and S. Brás do Regedouro, as well as the adduction to Reguengos de Monsaraz and Mourão (covering about 70 thousand inhabitants), including S. Manços , S. Vicente de Valongo and Vendinha.