3.6
Earthquake Details: 142 km SW of Nikolski, Alaska
Sep 21, 2026, 02:38:33
A magnitude 3.6 earthquake occurred near 142 km SW of Nikolski, Alaska on Sep 21, 2026 at 02:38:33. The seismic event was recorded at a depth of 26.6 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth26.6 km
Significance199
Latitude52.1710
Longitude-170.5390
Event IDaka2026srzaxg
Magnitude3.6
Updated:Sep 21, 2026, 04:24:27 UTC
External Resources
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Time & depth
- Local time
- Sep 21, 2026, 02:38:33
- UTC
- Sep 21, 2026, 02:38:33 UTC
26.6 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M4.0166 km SW of Nikolski, AlaskaBeforeM4.086 km SSW of Nikolski, AlaskaBeforeM4.085 km SSW of Nikolski, AlaskaBeforeM3.7159 km WSW of Nikolski, AlaskaBeforeM4.6102 km WSW of Nikolski, AlaskaBeforeM3.5145 km SW of Nikolski, AlaskaBeforeM3.6167 km WSW of Nikolski, AlaskaAfterM3.9166 km WSW of Nikolski, AlaskaAfterM3.9167 km WSW of Nikolski, AlaskaAfterM3.8151 km S of False Pass, AlaskaAfterM3.7155 km SW of Nikolski, AlaskaAfterM3.8136 km SW of Nikolski, AlaskaAfter
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 21, 2026, 04:24 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.