QQuakeFacts
USGS usb000kyq2

15 Nov 2013, 03:35

163 km WSW of Adak, Alaska

A magnitude 5.3 mwb earthquake at 25.3 km depth.

Depth25.3 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated19 July 2023Latest timestamp stored in this record

Published location

Where is 163 km WSW of Adak, 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.

51.463400, -178.901400

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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
usb000kyq2
Coordinates
51.4634, -178.9014
Network
us
Significance
432