QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem897152
USGS iscgem897152
16 Jan 1948, 11:08
120 km ESE of Attu Station, Alaska
A magnitude 6.1 mw earthquake at 20 km depth.
Published location
Where is 120 km ESE of Attu Station, 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.
52.400000, 174.814000
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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
iscgem897152
Coordinates
52.4, 174.814
Network
iscgem
Significance
576