QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem610548624
USGS iscgem610548624
27 Jan 1906, 09:40
182 km SSE of Atka, Alaska
A magnitude 6.9 mw earthquake at 15 km depth.
Published location
Where is 182 km SSE 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.
50.814000, -172.794000
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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
iscgem610548624
Coordinates
50.814, -172.794
Network
iscgem
Significance
739