4.3
Earthquake Details: 19 km S of Makurazaki, Japan
Oct 21, 2026, 15:13:07
- Depth
- 168.6 km
- Felt reports
- No data
Source: USGSUpdated: Oct 21, 2026, 04:54 PM UTC
A magnitude 4.3 earthquake occurred on Oct 21, 2026 at 15:13:07. Epicenter: 19 km S of Makurazaki, Japan. Reported depth: 168.6 km.
Tsunami information
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Time & depth
- Local time
- Oct 22, 2026, 00:13:07 GMT+9
- UTC
- Oct 21, 2026, 15:13:07 UTC
168.6 km · Intermediate-focus
Between 70 and 300 km deep.
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Nearby major cities
Nearby earthquakes · 12
M2.3Amakusa and Ashikita region, KumamotoBeforeM2.7Amakusa and Ashikita region, KumamotoBeforeM3.1northern YamaguchiBeforeM3.6Adjacent Sea of Okinawa Main IslandBeforeM3.1Kumamoto region, KumamotoAfterM2.9Kumamoto region, KumamotoAfterM2.0Amakusa and Ashikita region, KumamotoAfterM2.6Amakusa and Ashikita region, KumamotoAfterM2.7Amakusa and Ashikita region, KumamotoAfterM3.6off the west coast of Satsuma PeninsulaAfterM2.1Kumamoto region, KumamotoAfterM5.344 km ESE of Miyazaki, JapanAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 4.3
us6000u3un
- Depth:
- 168.6 km
- Time:
- Updated:
- Oct 21, 2026, 04:54 PM UTC
Technical Details
Depth168.6 km
Significance284
Latitude31.0896
Longitude130.3141
Event IDus6000u3un
Magnitude4.3
Updated:Oct 21, 2026, 16:54:07 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: Oct 21, 2026, 16:54 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).