3.0
Earthquake Details: 78 km ENE of Ugashik, Alaska
Sep 4, 2026, 17:57:40
A magnitude 3.0 earthquake occurred near 78 km ENE of Ugashik, Alaska on Sep 4, 2026 at 17:57:40. The seismic event was recorded at a depth of 131.6 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth131.6 km
Significance138
Latitude57.8110
Longitude-156.1990
Event IDaka2026rntifq
Magnitude3.0
Updated:Sep 5, 2026, 04:33:20 UTC
External Resources
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Time & depth
- Local time
- Sep 4, 2026, 09:57:40 AKDT
- UTC
- Sep 4, 2026, 17:57:40 UTC
131.6 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M2.9119 km SSE of Ugashik, AlaskaBeforeM3.086 km W of Akhiok, AlaskaBeforeM3.0179 km SE of Perryville, AlaskaBeforeM3.191 km SSE of Sand Point, AlaskaBeforeM3.868 km NW of Chignik Lake, AlaskaBeforeM3.760 km NNW of Nelson Lagoon, AlaskaBeforeM3.457 km W of Anchor Point, AlaskaBeforeM3.148 km NW of Nelson Lagoon, AlaskaBeforeM4.1101 km SSE of Sand Point, AlaskaBeforeM2.848 km SSW of Ugashik, AlaskaBeforeM3.5184 km SE of Perryville, AlaskaAfterM3.155 km SSW of Pilot Point, AlaskaAfter
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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: Sep 5, 2026, 04:33 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.