3.1
Earthquake Details: 114 km SW of Adak, Alaska
Aug 30, 2026, 17:38:19
A magnitude 3.1 earthquake occurred near 114 km SW of Adak, Alaska on Aug 30, 2026 at 17:38:19. The seismic event was recorded at a depth of 7.3 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth7.3 km
Significance148
Latitude51.2250
Longitude-177.9140
Event IDaka2026remopu
Magnitude3.1
Updated:Aug 31, 2026, 21:45:49 UTC
External Resources
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Time & depth
- Local time
- Aug 30, 2026, 17:38:19
- UTC
- Aug 30, 2026, 17:38:19 UTC
7.3 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M3.7100 km SE of Atka, AlaskaBeforeM3.792 km SE of Atka, AlaskaBeforeM3.2234 km WSW of Adak, AlaskaBeforeM3.1200 km W of Adak, AlaskaBeforeM3.0113 km WSW of Adak, AlaskaAfterM3.058 km SSW of Adak, AlaskaAfterM3.552 km SSW of Adak, AlaskaAfterM3.871 km SSE of Adak, AlaskaAfterM4.067 km SSE of Adak, AlaskaAfterM3.5160 km SW of Adak, AlaskaAfterM3.5159 km SW of Adak, AlaskaAfterM3.167 km SSE 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 31, 2026, 21:45 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.