QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem854249
USGS iscgem854249
1 Oct 1965, 00:47
171 km SE of Cordova, Alaska
A magnitude 6.1 mw earthquake at 20 km depth.
Published location
Where is 171 km SE of Cordova, 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.
59.607000, -143.320000
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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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Catalog fields and provenance
Event ID
iscgem854249
Coordinates
59.607, -143.32
Network
iscgem
Significance
574