M4.8 earthquake 230 km ESE of Attu Station, Alaska, 10 km deep
A magnitude 4.8 shallow earthquake struck 230 km ESE of Attu Station, Alaska on 4 September 2026 at 02:28 UTC, 10 km below the surface. Where it was, how deep, and what else shook nearby, on a live map.
The facts
- Magnitude
- 4.8 mww
- Depth
- 10 km (shallow)
- Origin time
- 2026-09-04 02:28 UTC
- Felt radius
- about 276 km
- Location
- 52.181, 176.402
- Tsunami
- USGS raised a tsunami flag
Source
USGS Earthquake Hazards Program · data time 2026-09-04 02:28 UTC. This page was built from the feed on 2026-10-04 02:01 UTC; the live map shows it as it is now.
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