QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usb000s1qr
USGS usb000s1qr
10 Aug 2014, 19:27
150 km SE of Atka, Alaska
A magnitude 5 mb earthquake at 21.9 km depth.
Published location
Where is 150 km SE of Atka, 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.
51.191000, -172.752000
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usb000s1qr
Coordinates
51.191, -172.752
Network
us
Significance
385