3.8
Earthquake Details: 163 km S of Akhiok, Alaska
Sep 21, 2026, 18:26:49
A magnitude 3.8 earthquake occurred near 163 km S of Akhiok, Alaska on Sep 21, 2026 at 18:26:49. The seismic event was recorded at a depth of 20 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth20 km
Significance222
Latitude55.4790
Longitude-154.0760
Event IDaka2026steqzi
Magnitude3.8
Updated:Sep 24, 2026, 21:24:46 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Sep 21, 2026, 10:26:49 AKDT
- UTC
- Sep 21, 2026, 18:26:49 UTC
20 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M2.995 km S of Sand Point, AlaskaBeforeM3.655 km SE of Chignik, AlaskaBeforeM2.864 km ESE of Pedro Bay, AlaskaBeforeM3.177 km WSW of Akhiok, AlaskaAfterM3.737 km SW of Karluk, AlaskaAfterM3.553 km SE of Sand Point, AlaskaAfterM3.1236 km SE of Chiniak, AlaskaAfterM3.175 km WSW of Karluk, AlaskaAfterM3.433 km W of Nanwalek, AlaskaAfterM2.916 km SE of Karluk, AlaskaAfterM3.2216 km SSE of Akhiok, AlaskaAfterM3.3129 km E of Chignik, AlaskaAfter
You may also find these tools useful
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 24, 2026, 21:24 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.