3.6
Earthquake Details: 90 km SSW of Unalaska, Alaska
Sep 12, 2026, 10:14:22
A magnitude 3.6 earthquake occurred near 90 km SSW of Unalaska, Alaska on Sep 12, 2026 at 10:14:22. The seismic event was recorded at a depth of 20.9 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth20.9 km
Significance199
Latitude53.1260
Longitude-167.0680
Event IDaka2026sbyaya
Magnitude3.6
Updated:Sep 12, 2026, 16:49:21 UTC
External Resources
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Time & depth
- Local time
- Sep 12, 2026, 10:14:22
- UTC
- Sep 12, 2026, 10:14:22 UTC
20.9 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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 12, 2026, 16:49 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.