Det Arauca Department (üüb Spaans: Departamento de Arauca [aˈɾawka]) as ian faan dön tau-an-dörtig departmenten uun Kolumbien. Det hee 268.000 lidj (2017)[1]. At hoodsteed faan’t department as Arauca.
At department wurd 5. Jüüle 1991 grünjlaanjen.