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Alto Loa

Chile, Antofagasta Region

Alto Loa

LocationChile, Antofagasta Region
RegionAntofagasta Region
TypeNational Reserve
Coordinates-21.4500°, -68.5500°
Established2019
Area3000
Nearest CityCalama (215 km)
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About Alto Loa

Alto Loa National Reserve is the largest national reserve in Chile, protecting a vast high-altitude desert landscape at over 3,000 meters elevation between the communes of Ollagüe and Calama. The reserve encompasses salt flats, volcanic formations, endemic desert flora, and traditional Atacameño indigenous communities. Its extreme environment supports specialized wildlife adapted to harsh conditions.

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International Parks
March 27, 2026

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Frequently Asked Questions

Where is Alto Loa located?

Alto Loa is located in Antofagasta Region, Chile at coordinates -21.45, -68.55.

How do I get to Alto Loa?

To get to Alto Loa, the nearest city is Calama (215 km).

How large is Alto Loa?

Alto Loa covers approximately 3,000 square kilometers (1,158 square miles).

When was Alto Loa established?

Alto Loa was established in 2019.