2.8
Earthquake Details: 108 km S of False Pass, Alaska
Aug 21, 2026, 05:22:05
A magnitude 2.8 earthquake occurred near 108 km S of False Pass, Alaska on Aug 21, 2026 at 05:22:05. The seismic event was recorded at a depth of 10 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth10 km
Significance121
Latitude53.8814
Longitude-163.2628
Event IDus6000tmdx
Magnitude2.8
Updated:Aug 21, 2026, 06:59:12 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Aug 20, 2026, 21:22:05 AKDT
- UTC
- Aug 21, 2026, 05:22:05 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.193 km SE of King Cove, AlaskaAfterM3.044 km ESE of Perryville, AlaskaAfterM3.1140 km S of Sand Point, AlaskaAfterM3.487 km S of Sand Point, AlaskaAfterM3.0105 km SSW of Nikolski, AlaskaAfterM3.028 km ENE of Chignik, AlaskaAfterM2.990 km SSE of Akutan, AlaskaAfterM4.193 km SSE of Sand Point, AlaskaAfterM2.990 km SE of King Cove, AlaskaAfterM2.981 km SE of King Cove, AlaskaAfterM2.9105 km SE of False Pass, AlaskaAfterM4.8195 km SE of Akutan, 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: Aug 21, 2026, 06:59 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.