3.7
Earthquake Details: 123 km SSW of Nikolski, Alaska
Oct 19, 2026, 11:44:26
- Depth
- 10 km
- Felt reports
- No data
Source: USGSUpdated: Oct 20, 2026, 04:47 AM UTC
A magnitude 3.7 earthquake occurred on Oct 19, 2026 at 11:44:26. Epicenter: 123 km SSW of Nikolski, Alaska. Reported depth: 10 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 19, 2026, 00:44:26 GMT-11
- UTC
- Oct 19, 2026, 11:44:26 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby earthquakes · 12
M4.0169 km S of False Pass, AlaskaAfterM3.740 km SSE of Nikolski, AlaskaAfterM4.0Fox Islands, Aleutian IslandsAfterM4.6100 km NNW of Nikolski, AlaskaAfterM3.2135 km SW of Nikolski, AlaskaAfterM3.511 km NNE of Atka, AlaskaAfterM4.581 km SSE of Akutan, AlaskaAfterM4.682 km SSE of Akutan, AlaskaAfterM4.381 km SSE of Akutan, AlaskaAfterM5.0Fox Islands, Aleutian IslandsAfterM4.887 km SSE of Akutan, AlaskaAfterM4.681 km SSE of Akutan, AlaskaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 3.7
us6000u3dj
- Depth:
- 10 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 20, 2026, 04:47 AM UTC
Technical Details
Depth10 km
Significance211
Latitude51.9154
Longitude-169.5632
Event IDus6000u3dj
Magnitude3.7
Updated:Oct 20, 2026, 04:47:56 UTC
Regional Seismicity
View recent seismic activity near this event:
External Resources
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: Oct 20, 2026, 04:47 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under 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.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).