QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000nx5r
USGS us7000nx5r

9 Dec 2024, 00:15

104 km SSW of Adak, Alaska

A magnitude 6.3 mww earthquake at 19 km depth.

Depth19 kmPublished hypocentral depth
Tsunami flagFlaggedUSGS catalog flag, not a current warning
Updated18 February 2025Latest timestamp stored in this record

Published location

Where is 104 km SSW of Adak, 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.

50.998500, -177.177900

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 6.3

99 km SW of Atka, Alaska

M 6.3

99 km SSW of Atka, Alaska

M 6.3

72 km SSE of Atka, Alaska

M 6.3

95 km SE of Adak, Alaska

M 6.3

108 km SSW of Adak, Alaska

M 6.31

52 km ENE of Adak, Alaska

Catalog fields and provenance
Event ID
us7000nx5r
Coordinates
50.9985, -177.1779
Network
us
Significance
611