3.1
Earthquake Details: 103 km SW of Atka, Alaska
Aug 29, 2026, 04:15:50
A magnitude 3.1 earthquake occurred near 103 km SW of Atka, Alaska on Aug 29, 2026 at 04:15:50. The seismic event was recorded at a depth of 23.1 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth23.1 km
Significance148
Latitude51.5090
Longitude-175.2180
Event IDaka2026rbpujz
Magnitude3.1
Updated:Aug 31, 2026, 16:00:49 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 29, 2026, 04:15:50
- UTC
- Aug 29, 2026, 04:15:50 UTC
23.1 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M5.177 km SSW of Nikolski, AlaskaAfterM5.389 km SSW of Nikolski, AlaskaAfterM5.293 km SSW of Nikolski, AlaskaAfterM4.5105 km SSW of Nikolski, AlaskaAfterM4.590 km SSW of Nikolski, AlaskaAfterM4.684 km SSW of Nikolski, AlaskaAfterM4.998 km SSW of Nikolski, AlaskaAfterM4.892 km SSW of Nikolski, AlaskaAfterM5.295 km SSW of Nikolski, AlaskaAfterM5.191 km SSW of Nikolski, AlaskaAfterM4.985 km SSW of Nikolski, AlaskaAfterM4.6101 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 31, 2026, 16:00 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.