QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usc000rki5
USGS usc000rki5

23 Jun 2014, 21:53

Rat Islands, Aleutian Islands, Alaska

A magnitude 7.9 mww earthquake at 109 km depth.

Depth109 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated21 July 2023Latest timestamp stored in this record

Published location

Where is Rat 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.

51.848600, 178.735200

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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 7.8

Rat Islands, Aleutian Islands, Alaska

M 7.6

Rat Islands, Aleutian Islands, Alaska

M 8.3

1906 Western Aleutian Islands (Hawadax/Rat Islands) Earthquake

M 7.39

265 km WSW of Adak, Alaska

M 8.7

1965 Western Aleutian Islands (Hawadax/Rat Islands) Earthquake

M 7.1

Rat Islands, Aleutian Islands, Alaska

Catalog fields and provenance
Event ID
usc000rki5
Coordinates
51.8486, 178.7352
Network
us
Significance
963