3.8
Earthquake Details: 136 km SW of Nikolski, Alaska
Sep 25, 2026, 12:37:32
A magnitude 3.8 earthquake occurred near 136 km SW of Nikolski, Alaska on Sep 25, 2026 at 12:37:32. The seismic event was recorded at a depth of 23.3 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth23.3 km
Significance222
Latitude52.1230
Longitude-170.3580
Event IDaka2026tadcql
Magnitude3.8
Updated:Sep 25, 2026, 20:18:24 UTC
External Resources
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Time & depth
- Local time
- Sep 25, 2026, 12:37:32
- UTC
- Sep 25, 2026, 12:37:32 UTC
23.3 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 25, 2026, 20:18 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.