Tarumã Açu River

Tarumã Açu River
Native nameIgarapé Tarumã Açu (Portuguese)
Location
CountryBrazil
Physical characteristics
Mouth 
  coordinates
3°02′36″S 60°06′46″W / 3.043250°S 60.112746°W / -3.043250; -60.112746
Basin features
River systemRio Negro

The Tarumã Açu River (Portuguese: Igarapé Tarumã Açu) is a river in the state of Amazonas, Brazil. It is a left tributary of the Rio Negro, which it enters just west of the city of Manaus.