Iguazu River

Iguazú
Iguaçu, Iguazu rio, Iguassu
The river directly above Iguazu Falls
Map of the Rio de la Plata Basin, showing the Iguazu River joining the Paraná River north of the upper Uruguay River
Location
CountriesBrazil and Argentina
Cities
Physical characteristics
SourceSerra do Mar
  locationNear Curitiba, Paraná, Brazil
  coordinates25°23′30″S 49°00′11″W / 25.39167°S 49.00306°W / -25.39167; -49.00306
  elevation1,200 m (3,900 ft)
MouthParaná River
  location
Foz do Iguaçu, Misiones Province and Paraná, border between Argentina and Brazil
  coordinates
25°35′33″S 54°35′30″W / 25.59250°S 54.59167°W / -25.59250; -54.59167
  elevation
110 m (360 ft)
Length1,320 km (820 mi)
Basin size62,000 km2 (24,000 sq mi) 67,537.3 km2 (26,076.3 sq mi)
Discharge 
  locationFoz do Iguaçu (near mouth)
  average(Period: 1971–2000)1,835.9 m3/s (64,830 cu ft/s)
Discharge 
  locationIguazu Falls
  average1,746 m3/s (61,700 cu ft/s)
  minimum200 m3/s (7,100 cu ft/s)
  maximum12,799 m3/s (452,000 cu ft/s)
Basin features
ProgressionParanáRío de la PlataAtlantic Ocean
River systemRío de la Plata
Tributaries 
  leftRio Negro (Iguazu), Rio Xopim
  rightRio de Areia

The Iguazu River (Brazilian Portuguese: Rio Iguaçu [ˈʁi.u iɡwaˈsu], Spanish: Río Iguazú [ˈri.o iɣwaˈsu]), also called Rio Iguassu, (from the Guaraní í Guazú, literally "Big Water") is a river in Brazil and Argentina. It is an important tributary of the Paraná River. The Iguazu River is 1,320 kilometres (820 mi) long, with a drainage basin of 62,000 km2 (24,000 sq mi).