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

Uruguay River

South American Aquifers

Guarani Aquifer

Other South American Documents

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