Salto Department (Spanish pronunciation: [ˈsalto]) is a department of the northwestern region of Uruguay. It has an area of about 14,163 km (5,468 sq mi) and a population of about 136,197. Its capital is the city of Salto. It borders Artigas Department to its north, Paysandú Department to its south, the departments of Rivera and Tacuarembó to its east and has the Río Uruguay flowing at its west, separating it from Argentina.