QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00029ye
USGS usp00029ye
11 Dec 1984, 23:22
33 km E of Calama, Chile
A magnitude 6.4 mw earthquake at 91.5 km depth.
Published location
Where is 33 km E of Calama, Chile?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-22.407000, -68.599000
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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
usp00029ye
Coordinates
-22.407, -68.599
Network
us
Significance
630