The Panambí Dam would be about 9 kilometers upstream from Porto Vera Cruz in Brazil and Panambi in Argentina, and in Brazil its reservoir would cover parts of the municipalities of Alecrim, Doutor Maurício Cardoso, Novo Machado, Porto Mauá, Santo Cristo, Tucunduva, Tuparendi, Crissiumal, Derrubadas, Esperança do Sul and Tiradentes do Sul.