QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000657g
USGS usp000657g
16 Dec 1993, 20:11
160 km NW of Attu Station, Alaska
A magnitude 6.1 mwb earthquake at 9.1 km depth.
Published location
Where is 160 km NW 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.
53.804000, 171.382000
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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
usp000657g
Coordinates
53.804, 171.382
Network
us
Significance
572