abstract:The Rio Negro () is a river of Colombia. It is a tributary of the Magdalena RiverThomas, Joseph (editor) (1902) Lippincott's gazetteer of the world: A complete pronouncing gazetteer or geographical dictionary of the world Lippincott, Philadelphia, Pennsylvania, volume 2, page 1884, which drains into the Caribbean Sea.
It won an election for governor of RioNegro province, and an opinion poll gave the Alliance candidate a ten-point lead over his Peronist rival ahead of October's presidential election.
Concern is also growing over the possibility that the flooding could spread further inland to cities like Manaus, as the waters of RioNegro, which feeds the Amazon, have been rising rapidly in recent days.