QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem914066
USGS iscgem914066
30 Apr 1913, 11:34
208 km S of Atka, Alaska
A magnitude 6.6 mw earthquake at 15 km depth.
Published location
Where is 208 km S of Atka, 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.
50.328000, -174.324000
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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
iscgem914066
Coordinates
50.328, -174.324
Network
iscgem
Significance
662