QQuakeFacts
USGS us6000c9lb

19 Oct 2020, 22:06

104 km SSE of Sand Point, Alaska

A magnitude 5.7 mb earthquake at 26.2 km depth.

Depth26.2 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 104 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.

54.507300, -159.729000

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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
us6000c9lb
Coordinates
54.5073, -159.729
Network
us
Significance
500