2.6
Earthquake Details: 57 km SW of Adak, Alaska
Oct 31, 2026, 21:57:55
- Depth
- 18.2 km
- Felt reports
- No data
Source: USGSUpdated: Nov 2, 2026, 08:00 AM UTC
A magnitude 2.6 earthquake occurred on Oct 31, 2026 at 21:57:55. Epicenter: 57 km SW of Adak, Alaska. Reported depth: 18.2 km.
Tsunami information
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Time & depth
- Local time
- Oct 31, 2026, 12:57:55 HADT
- UTC
- Oct 31, 2026, 21:57:55 UTC
18.2 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 2.6
aka2026vpioya
- Depth:
- 18.2 km
- Time:
- Updated:
- Nov 2, 2026, 08:00 AM UTC
Technical Details
Depth18.2 km
Significance104
Latitude51.4840
Longitude-177.1790
Event IDaka2026vpioya
Magnitude2.6
Updated:Nov 2, 2026, 08:00:36 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: Nov 2, 2026, 08:00 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).