QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cdzf
USGS usp000cdzf
27 Nov 2003, 06:07
139 km S of False Pass, Alaska
A magnitude 5.7 mwb earthquake at 33 km depth.
Published location
Where is 139 km S of False Pass, 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.
53.607000, -163.259000
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp000cdzf
Coordinates
53.607, -163.259
Network
us
Significance
500