Arauco Department

Arauco is a department of La Rioja Province, Argentina.
Population
It had 723 inhabitants at the 2001 census, an increase of 16% since the last census in 1991, when it had 623 inhabitants.
Settlements

Aimogasta
Arauco
Bañado de los Pantanos
Estación Mazán
Machigasta
Termas de Santa Teresita
Udpinango
Villa Mazán
San Antonio
...