QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem892408
USGS iscgem892408
21 Jan 1952, 03:43
130 km S of Unalaska, Alaska
A magnitude 6.2 mw earthquake at 27.1 km depth.
Published location
Where is 130 km S of Unalaska, Alaska?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
52.717000, -166.849000
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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
iscgem892408
Coordinates
52.717, -166.849
Network
iscgem
Significance
589