4.4
Earthquake Details: 34 km SSE of Tommot, Russia
Dec 1, 2025, 14:55:46
- Depth
- 10 km
- Felt reports
- No data
Source: USGSUpdated: Feb 25, 2026, 04:18 PM UTC
A magnitude 4.4 earthquake occurred on Dec 1, 2025 at 14:55:46. Epicenter: 34 km SSE of Tommot, Russia. Reported depth: 10 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Dec 1, 2025, 23:55:46 GMT+9
- UTC
- Dec 1, 2025, 14:55:46 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmb 4.4
us6000rvqb
- Depth:
- 10 km
- Status:
- Reviewed
- Time:
- Updated:
- Feb 25, 2026, 04:18 PM UTC
Technical Details
Depth10 km
Significance298
Latitude58.6644
Longitude126.4766
Event IDus6000rvqb
Magnitude4.4
Updated:Feb 25, 2026, 16:18:41 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: Feb 25, 2026, 16:18 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).