QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem897332
USGS iscgem897332
17 May 1948, 18:48
39 km SW of Sand Point, Alaska
A magnitude 6.1 mw earthquake at 46.4 km depth.
Published location
Where is 39 km SW 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.
55.134000, -161.015000
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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
iscgem897332
Coordinates
55.134, -161.015
Network
iscgem
Significance
569