QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000ctsf
USGS usp000ctsf
29 Apr 2004, 23:16
136 km E of McCarthy, Alaska
A magnitude 5.3 mwc earthquake at 1 km depth.
Published location
Where is 136 km E of McCarthy, 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.
61.440000, -140.370000
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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
usp000ctsf
Coordinates
61.44, -140.37
Network
us
Significance
432