Berettyo River

Water type: River
Continent: Europe
Climate: Continental

The Barcău or Bereteu (Romanian or Berettyó in Hungarian) is a river which has its origin in Sălaj County, Romania. It is about 167 kilometres long with a watershed area of 5,812 km2.  After crossing Bihor County in Romania and Hajdú-Bihar and Békés County in Hungary, it flows into the Sebes-Körös (Romanian: Crișul Repede) near Szeghalom. Its length in Romania is 134 km.