4.6
Earthquake Details: 83 km S of Yonakuni, Japan
Sep 30, 2026, 12:02:58
A magnitude 4.6 earthquake occurred near 83 km S of Yonakuni, Japan on Sep 30, 2026 at 12:02:58. The seismic event was recorded at a depth of 10 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth10 km
Significance326
Latitude23.7250
Longitude122.8749
Event IDus6000tyjm
Magnitude4.6
Updated:Oct 1, 2026, 10:58:45 UTC
External Resources
View on USGS Official SiteLoading map...
Time & depth
- Local time
- Sep 30, 2026, 20:02:58 GMT+8
- UTC
- Sep 30, 2026, 12:02:58 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 4
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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 1, 2026, 10:58 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. 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. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.