The Una River is a river of Pernambuco state in northeastern Brazil. Pernambuco (pɛxnɐ̃ˈbuku is a state of Brazil, located in the Northeast region of the country |utc_offset = -2 to -4 |time_zone_DST = BRST |utc_offset_DST = -2 to -5 |cctld The Una originates on the Borborema Plateau, and flows east to empty into the Atlantic Ocean. The Borborema Plateau ( Portuguese Planalto da Borborema, also known as the Serra da Borborema) is a plateau in northeastern Brazil which extends