3.1
Earthquake Details: 28 km WNW of Atka, Alaska
Oct 24, 2026, 03:05:40
- Depth
- 204.812 km
- Felt reports
- No data
Source: USGSUpdated: Nov 10, 2026, 10:27 PM UTC
A magnitude 3.1 earthquake occurred on Oct 24, 2026 at 03:05:40. Epicenter: 28 km WNW of Atka, Alaska. Reported depth: 204.812 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 23, 2026, 18:05:40 HADT
- UTC
- Oct 24, 2026, 03:05:40 UTC
204.812 km · Intermediate-focus
Between 70 and 300 km deep.
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Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSml 3.1
us6000u4kb
- Depth:
- 204.81 km
- Status:
- Reviewed
- Time:
- Updated:
- Nov 10, 2026, 10:27 PM UTC
Technical Details
Depth204.812 km
Significance148
Latitude52.3038
Longitude-174.5870
Event IDus6000u4kb
Magnitude3.1
Updated:Nov 10, 2026, 22:27:57 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 10, 2026, 22:27 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).