4.2
Earthquake Details: 88 km SSW of Nikolski, Alaska
Sep 8, 2026, 23:02:31
A magnitude 4.2 earthquake occurred near 88 km SSW of Nikolski, Alaska on Sep 8, 2026 at 23:02:31. The seismic event was recorded at a depth of 9.5 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Technical Details
Depth9.5 km
Significance271
Latitude52.1860
Longitude-169.2860
Event IDaka2026rvnour
Magnitude4.2
Updated:Sep 9, 2026, 00:21:58 UTC
External Resources
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Time & depth
- Local time
- Sep 8, 2026, 23:02:31
- UTC
- Sep 8, 2026, 23:02:31 UTC
9.5 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby event sequence · 12
M3.7106 km SSW of Nikolski, AlaskaBeforeM3.1109 km SSW of Nikolski, AlaskaBeforeM3.4112 km SSW of Nikolski, AlaskaBeforeM3.695 km SSW of Nikolski, AlaskaBeforeM4.091 km S of Nikolski, AlaskaBeforeM3.38 km W of Dutch Harbor, AlaskaBeforeM3.385 km SSW of Nikolski, AlaskaBeforeM3.28 km W of Dutch Harbor, AlaskaBeforeM3.692 km SSW of Nikolski, AlaskaBeforeM4.077 km SSW of Nikolski, AlaskaAfterM3.689 km SSW of Nikolski, AlaskaAfterM3.473 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 9, 2026, 00:21 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.