QQuakeFacts
QuakeFactsEvidence report · prepared 3 September 2026https://quakes99.com/entity/iscgem875942
USGS iscgem875942

11 Jan 1961, 11:59

Fox Islands, Aleutian Islands, Alaska

A magnitude 6.1 mw earthquake at 20 km depth.

Depth20 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is Fox Islands, Aleutian Islands, 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.

51.810000, -170.847000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 6.07

88 km SW of Nikolski, Alaska

M 6.1

74 km SE of Nikolski, Alaska

M 6.06

207 km ESE of Atka, Alaska

M 6.11

236 km SSW of Nikolski, Alaska

M 6.05

128 km SW of Nikolski, Alaska

M 6.11

63 km S of Nikolski, Alaska

Catalog fields and provenance
Event ID
iscgem875942
Coordinates
51.81, -170.847
Network
iscgem
Significance
569