QQuakeFacts
USGS iscgem16958220

5 Dec 1912, 12:27

13 km S of Akhiok, Alaska

A magnitude 6.1 mw earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 December 2025Latest timestamp stored in this record

Published location

Where is 13 km S 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.

56.827000, -154.158000

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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
iscgem16958220
Coordinates
56.827, -154.158
Network
iscgem
Significance
567