2.8
Earthquake Details: 40 km SSW of Skwentna, Alaska
Sep 21, 2026, 21:17:48
A magnitude 2.8 earthquake occurred near 40 km SSW of Skwentna, Alaska on Sep 21, 2026 at 21:17:48. The seismic event was recorded at a depth of 100.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth100.5 km
Significance121
Latitude61.6510
Longitude-151.6590
Event IDaka2026stkjjp
Magnitude2.8
Updated:Sep 22, 2026, 01:45:45 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 13:17:48 AKDT
- UTC
- Sep 21, 2026, 21:17:48 UTC
100.5 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.257 km ENE of Chenega, AlaskaBeforeM2.736 km NW of Ninilchik, AlaskaBeforeM2.864 km ESE of Pedro Bay, AlaskaBeforeM3.120 km NE of Nikolaevsk, AlaskaBeforeM2.850 km W of Anchor Point, AlaskaAfterM3.221 km SW of Susitna, AlaskaAfterM3.227 km ESE of Skwentna, AlaskaAfterM3.433 km W of Nanwalek, AlaskaAfterM2.856 km WNW of Anchor Point, AlaskaAfterM3.714 km SSE of Susitna North, AlaskaAfterM2.916 km SE of Karluk, AlaskaAfterM2.735 km N of Valdez, 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 22, 2026, 01:45 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.