QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem883832
USGS iscgem883832
12 Feb 1958, 23:43
89 km SW of Atka, Alaska
A magnitude 6 mw earthquake at 40.1 km depth.
Published location
Where is 89 km SW of Atka, 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.
51.652000, -175.165000
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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
iscgem883832
Coordinates
51.652, -175.165
Network
iscgem
Significance
558