South American Regional Documents

South American River Basins

Amazon River

Parana River Basin

Rio Pilcomayo

  • Agreement constituting the National Commission for the Development of the Riverbed Rio Pilcomayo. Done in La Paz, 9 February 1995
  • Supplementary boundary treaty between the Argentine Republic and the Republic of Paraguay on the River Pilcomayo and Protocol annexed to the treaty. Signed at Buenos Aires 1 June 1945
  • Supplementary boundary treaty between Argentina and Paraguay. Signed at Buenos Aires 5 July 1939

Plata River Basin

  • Treaty of the River Plate Basin. Signed at Brasilia on 23 April 1969; Came into force on 14 August 1970. Brazil, Argentina, Bolivia Paraguay and Uruguay Agreement Concerning Hydraulogic Basins, Argentina & Chile (1971) 64 L.N.T.S. 113
  • Protocol between Uruguay and Argentina dealing with the question of the jurisdiction of the River Plate. Signed at Montevideo, 5 January 1910; 5 January 1910

Uruguay River

Other South American Documents

  • Act of Asunción on the Use of International Rivers of 3 June 1971. Argentina, Bolivia, Brazil, Paraguay, Uruguay