4.3
Earthquake Details: 10 km SW of Tomakomai, Japan
Aug 24, 2026, 22:05:02
A magnitude 4.3 earthquake occurred near 10 km SW of Tomakomai, Japan on Aug 24, 2026 at 22:05:02. The seismic event was recorded at a depth of 131.984 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth131.984 km
Significance284
Latitude42.5717
Longitude141.5140
Event IDus7000tcmq
Magnitude4.3
Updated:Aug 30, 2026, 23:26:32 UTC
External Resources
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Time & depth
- Local time
- Aug 25, 2026, 07:05:02 GMT+9
- UTC
- Aug 24, 2026, 22:05:02 UTC
131.984 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 7
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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: Aug 30, 2026, 23:26 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.