QQuakeFacts
USGS ak020dgx8guc

19 Oct 2020, 22:45

144 km SSE of Sand Point, Alaska

A magnitude 5.9 mww earthquake at 30.6 km depth.

Depth30.6 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated6 May 2023Latest timestamp stored in this record

Published location

Where is 144 km SSE of Sand Point, 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.

54.153500, -159.561900

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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
ak020dgx8guc
Coordinates
54.1535, -159.5619
Network
ak
Significance
536