QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/ak0129adli78
USGS ak0129adli78
20 Jul 2012, 19:54
79 km SE of Akhiok, Alaska
A magnitude 5 mw earthquake at 18.2 km depth.
Published location
Where is 79 km SE of Akhiok, 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.
56.395400, -153.355900
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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
ak0129adli78
Coordinates
56.3954, -153.3559
Network
ak
Significance
385