SOURCE-BACKED EVENT · EARTHQUAKE
M4.5 111 km ESE of Atka, Alaska
Observed facts from USGS Earthquake Hazards Program. PlanetVexa-derived context is labeled separately.
MEASUREMENTM4.5
Source: USGS Earthquake Hazards ProgramSource updated Oct 31, 2026 · 21:58 UTC
WhenOct 31, 2026 · 18:51:02 UTC
Primary valueM4.5
Position51.699, -172.793
Additional reading44.9 km depth
WHAT THE SOURCE REPORTS
M4.5 111 km ESE of Atka, Alaska
This record preserves the official measurement, timestamp, status and attribution. The source may revise its values while this PlanetVexa URL remains stable.
PLANETVEXA-DERIVED CONTEXT
No warning or impact is inferred from this observation. Consult the responsible public authority for warnings and protective action.