2.3
Earthquake Details: 63 km SSE of Ugashik, Alaska, United States
Oct 28, 2026, 01:50:27
- Depth
- 85.4 km
- Felt reports
- No data
Source: USGSUpdated: Oct 28, 2026, 01:52 AM UTC
A magnitude 2.3 earthquake occurred on Oct 28, 2026 at 01:50:27. Epicenter: 63 km SSE of Ugashik, Alaska, United States. Reported depth: 85.4 km.
Tsunami information
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Time & depth
- Local time
- Oct 27, 2026, 17:50:27 AKDT
- UTC
- Oct 28, 2026, 01:50:27 UTC
85.4 km · Intermediate-focus
Between 70 and 300 km deep.
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Nearby major cities
Nearby earthquakes · 12
M2.935 km WNW of Kalifornsky, AlaskaBeforeM2.7188 km SSE of Old Harbor, AlaskaBeforeM2.458 km SE of Chignik, AlaskaBeforeM2.580 km E of Chignik, AlaskaBeforeM2.36 km NNE of Nikolaevsk, AlaskaBeforeM2.485 km W of Akhiok, AlaskaBeforeM2.866 km SE of King Salmon, AlaskaAfterM3.066 km W of Happy Valley, AlaskaAfterM2.755 km E of Pedro Bay, AlaskaAfterM2.467 km SW of Nanwalek, AlaskaAfterM2.649 km W of Nanwalek, AlaskaAfterM3.511 km ESE of Fox River, AlaskaAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.3
aka2026vigfyy
- Depth:
- 85.4 km
- Time:
- Updated:
- Oct 28, 2026, 01:52 AM UTC
Technical Details
Depth85.4 km
Significance81
Latitude56.9680
Longitude-157.0860
Event IDaka2026vigfyy
Magnitude2.3
Updated:Oct 28, 2026, 01:52:36 UTC
Regional Seismicity
External Resources
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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 28, 2026, 01:52 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).