QQuakeFacts
USGS us2000izcv

31 Dec 2018, 02:35

87 km SE of King Cove, Alaska

A magnitude 6 mww earthquake at 31 km depth.

Depth31 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated18 August 2023Latest timestamp stored in this record

Published location

Where is 87 km SE of King Cove, 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.

54.426600, -161.513100

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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
us2000izcv
Coordinates
54.4266, -161.5131
Network
us
Significance
562