QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cfs1
USGS usp000cfs1
22 Dec 2003, 01:54
54 km S of Calingasta, Argentina
A magnitude 5.1 mb earthquake at 74.5 km depth.
Published location
Where is 54 km S of Calingasta, Argentina?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-31.824000, -69.423000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
usp000cfs1
Coordinates
-31.824, -69.423
Network
us
Significance
400