QQuakeFacts
USGS usp000fuau

12 Dec 2007, 17:35

220 km S of Attu Station, Alaska

A magnitude 5.2 mwb earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 220 km S of Attu Station, 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.

50.873000, 173.498000

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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
usp000fuau
Coordinates
50.873, 173.498
Network
us
Significance
416