QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem859942
USGS iscgem859942
9 Feb 1965, 17:37
86 km W of Attu Station, Alaska
A magnitude 6 mw earthquake at 30 km depth.
Published location
Where is 86 km W of Attu Station, 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.
52.815000, 171.904000
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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
iscgem859942
Coordinates
52.815, 171.904
Network
iscgem
Significance
561