QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem867687
USGS iscgem867687
12 May 1964, 19:16
97 km SSE of Old Harbor, Alaska
A magnitude 6.2 mw earthquake at 24.2 km depth.
Published location
Where is 97 km SSE of Old Harbor, 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.
56.471000, -152.417000
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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
iscgem867687
Coordinates
56.471, -152.417
Network
iscgem
Significance
584