2.8
Earthquake Details: 154 km SSE of Atka, Alaska
Aug 27, 2026, 01:54:39
A magnitude 2.8 earthquake occurred near 154 km SSE of Atka, Alaska on Aug 27, 2026 at 01:54:39. The seismic event was recorded at a depth of 14.9 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Technical Details
Depth14.9 km
Significance121
Latitude50.9760
Longitude-173.1310
Event IDaka2026qxtasy
Magnitude2.8
Updated:Aug 27, 2026, 15:39:18 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 27, 2026, 01:54:39
- UTC
- Aug 27, 2026, 01:54:39 UTC
14.9 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M3.9134 km E of Atka, AlaskaAfterM5.177 km SSW of Nikolski, AlaskaAfterM5.389 km SSW of Nikolski, AlaskaAfterM5.293 km SSW of Nikolski, AlaskaAfterM3.894 km SSW of Nikolski, AlaskaAfterM4.5105 km SSW of Nikolski, AlaskaAfterM4.194 km SSW of Nikolski, AlaskaAfterM4.590 km SSW of Nikolski, AlaskaAfterM4.193 km SSW of Nikolski, AlaskaAfterM4.299 km SSW of Nikolski, AlaskaAfterM4.684 km SSW of Nikolski, AlaskaAfterM4.492 km SSW of Nikolski, AlaskaAfter
Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Aug 27, 2026, 15:39 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.