Apaporis River

Apaporis River
Apaporis drainage basin
Native nameRio Apaporis (Portuguese)
Location
Countries
Physical characteristics
Source 
  locationConfluence of the Ajajú and Tunía River, Caquetá, Colombia
Mouth 
  location
Japurá River, Amazonas, Brazil
  coordinates
1°22′34″S 69°25′10″W / 1.376147°S 69.419475°W / -1.376147; -69.419475
Length960 km (600 mi)
Basin size53,509 km2 (20,660 sq mi) 57,430.6 km2 (22,174.1 sq mi)
Discharge 
  locationConfluence of Caquetá, Brazil, Amazonas State
  average4,092 m3/s (144,500 cu ft/s) 3,657.463 m3/s (129,162.1 cu ft/s)
Basin features
River systemJapurá River
Tributaries 
  leftPira Paraná River

The Apaporis River is a river of the Vaupés Department, Colombia. It is a tributary of the Japurá River (Caquetá River). In the last stretch, before the river joins the Caquetá River, it forms part of the boundary between Colombia and Brazil.