QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00010t2
USGS usp00010t2
21 May 1979, 23:22
6 km ENE of Achaya, Peru
A magnitude 6 mb earthquake at 208 km depth.
Published location
Where is 6 km ENE of Achaya, Peru?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-15.250000, -70.089000
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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
usp00010t2
Coordinates
-15.25, -70.089
Network
us
Significance
554