QQuakeFacts
USGS ak010buy7ula

15 Sept 2010, 17:06

52 km E of Pedro Bay, Alaska

A magnitude 5 mw earthquake at 121 km depth.

Depth121 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 52 km E of Pedro Bay, 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.

59.861300, -153.175600

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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
ak010buy7ula
Coordinates
59.8613, -153.1756
Network
ak
Significance
460