Ouro Preto River
# Ouro Preto River

The Ouro Preto River (Portuguese: Rio Ouro Preto) is a river of Rondônia state in western Brazil, a tributary of the Pacaás Novos River.

## Course

The Ouro Preto River runs from north east to south west through the Rio Ouro Preto Extractive Reserve, to the north of the Rio Ouro Preto Biological Reserve. It joins the Pacaás Novos on the western boundary of the extractive reserve.

