QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us200041a0
USGS us200041a0
2 Nov 2015, 08:15
90 km SE of Atka, Alaska
A magnitude 5.8 mww earthquake at 13 km depth.
Published location
Where is 90 km SE 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.
51.581500, -173.333900
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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
us200041a0
Coordinates
51.5815, -173.3339
Network
us
Significance
518