QQuakeFacts
USGS usp000egqf

10 May 2006, 03:42

54 km SSW of Nikolski, Alaska

A magnitude 6.4 mwc earthquake at 18 km depth.

Depth18 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is 54 km SSW of Nikolski, 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.

52.515000, -169.256000

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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
usp000egqf
Coordinates
52.515, -169.256
Network
us
Significance
630