4.0
Earthquake Details: 21 km NNW of Atka, Alaska
Oct 14, 2026, 12:20:10
- Depth
- 192.996 km
- Felt reports
- No data
Source: USGSUpdated: Nov 5, 2026, 06:58 PM UTC
A magnitude 4.0 earthquake occurred on Oct 14, 2026 at 12:20:10. Epicenter: 21 km NNW of Atka, Alaska. Reported depth: 192.996 km.
Status: Reviewed
Tsunami information
Loading data...
Time & depth
- Local time
- Oct 14, 2026, 03:20:10 HADT
- UTC
- Oct 14, 2026, 12:20:10 UTC
192.996 km · Intermediate-focus
Between 70 and 300 km deep.
Loading map...
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 4
us6000u296
- Depth:
- 193 km
- Status:
- Reviewed
- Time:
- Updated:
- Nov 5, 2026, 06:58 PM UTC
Technical Details
Depth192.996 km
Significance246
Latitude52.3646
Longitude-174.3482
Event IDus6000u296
Magnitude4.0
Updated:Nov 5, 2026, 18:58:21 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 5, 2026, 18:58 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).