It is located in the Malargüe Department in the south of Mendoza Province, Argentina, 75 km from the city of Malargüe, at 1,280 m above mean sea level, within the arid region near the Andes in the limit between the regions of Cuyo and Patagonia.
It hosts a variety of bird species, including flamingos, black-necked swans, herons and ducks.
The lake is also a Ramsar Convention site (RS #759) since 8 November 1995.
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