QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/ak0033i24n5o
USGS ak0033i24n5o
17 Mar 2003, 22:31
south of the Aleutian Islands
A magnitude 5.4 mw earthquake at 10 km depth.
Published location
Where is south of the Aleutian Islands?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
49.533600, 177.236800
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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
ak0033i24n5o
Coordinates
49.5336, 177.2368
Network
ak
Significance
449