2.8
Earthquake Details: 39 km NE of Atka, Alaska
Aug 28, 2026, 17:54:37
A magnitude 2.8 earthquake occurred near 39 km NE of Atka, Alaska on Aug 28, 2026 at 17:54:37. The seismic event was recorded at a depth of 179.4 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Technical Details
Depth179.4 km
Significance121
Latitude52.4920
Longitude-173.8700
Event IDaka2026ravbmp
Magnitude2.8
Updated:Aug 28, 2026, 21:42:08 UTC
External Resources
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Time & depth
- Local time
- Aug 28, 2026, 17:54:37
- UTC
- Aug 28, 2026, 17:54:37 UTC
179.4 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby event sequence · 12
M3.9134 km E of Atka, AlaskaBeforeM3.5135 km SW of Adak, AlaskaBeforeM3.5134 km SW of Adak, AlaskaBeforeM2.940 km NE of Atka, AlaskaBeforeM3.2166 km WSW of Adak, AlaskaAfterM3.1162 km WSW of Adak, AlaskaAfterM3.1103 km SW of Atka, AlaskaAfterM3.7100 km SE of Atka, AlaskaAfterM3.792 km SE of Atka, AlaskaAfterM3.2234 km WSW of Adak, AlaskaAfterM3.1200 km W of Adak, AlaskaAfterM3.1114 km SW of Adak, 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 28, 2026, 21:42 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.