QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000l90i
USGS us7000l90i
5 Nov 2023, 13:27
Rat Islands, Aleutian Islands, Alaska
A magnitude 5.1 mb earthquake at 70.4 km depth.
Published location
Where is Rat Islands, Aleutian Islands, 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.
51.395200, 178.346700
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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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Catalog fields and provenance
Event ID
us7000l90i
Coordinates
51.3952, 178.3467
Network
us
Significance
400