The name Ojos del Salado [ˈo.xos d̪el saˈla.ð̞o] refers to a river, RíoSalado ("Salty River"), that a 1937 Polish expedition used to reach the mountain
Finally, the Salado empties into the Loa River, the main watercourse of the Chilean Norte Grande, about 3 km south of Chiuchiu. Cuenca del ríoLoa Archived
sinter deposits. These hot springs eventually form the RioSalado, a major tributary of the RioLoa, and are a major source of arsenic pollution in the river