QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000aq6
USGS usp0000aq6
20 Apr 1975, 12:40
southeast of Easter Island
A magnitude 6.2 ms earthquake at 33 km depth.
Published location
Where is southeast of Easter Island?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-36.403000, -98.794000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp0000aq6
Coordinates
-36.403, -98.794
Network
us
Significance
591