3.0
Earthquake Details: 140 km S of Unalaska, Alaska
Aug 30, 2026, 05:24:33
A magnitude 3.0 earthquake occurred near 140 km S of Unalaska, Alaska on Aug 30, 2026 at 05:24:33. The seismic event was recorded at a depth of 16.8 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth16.8 km
Significance138
Latitude52.6160
Longitude-166.5810
Event IDaka2026rdocjh
Magnitude3.0
Updated:Aug 31, 2026, 18:57:04 UTC
External Resources
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Time & depth
- Local time
- Aug 30, 2026, 05:24:33
- UTC
- Aug 30, 2026, 05:24:33 UTC
16.8 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, 18:57 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.