4.3
Earthquake Details: 15 km NNE of Semboku, Japan
Nov 1, 2026, 10:44:23
- Depth
- 120.37 km
- Felt reports
- No data
Source: USGSUpdated: Nov 1, 2026, 12:35 PM UTC
A magnitude 4.3 earthquake occurred on Nov 1, 2026 at 10:44:23. Epicenter: 15 km NNE of Semboku, Japan. Reported depth: 120.37 km.
Tsunami information
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Time & depth
- Local time
- Nov 1, 2026, 19:44:23 GMT+9
- UTC
- Nov 1, 2026, 10:44:23 UTC
120.37 km · Intermediate-focus
Between 70 and 300 km deep.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 4.3
us7000tup9
- Depth:
- 120.37 km
- Time:
- Updated:
- Nov 1, 2026, 12:35 PM UTC
Technical Details
Depth120.37 km
Significance284
Latitude39.8432
Longitude140.7837
Event IDus7000tup9
Magnitude4.3
Updated:Nov 1, 2026, 12:35:17 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: Nov 1, 2026, 12:35 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).