4.3
Earthquake Details: 1 km NNW of Gojōnome, Japan
8/8/2026, 6:59:50 AM
A magnitude 4.3 earthquake occurred near 1 km NNW of Gojōnome, Japan on 8/8/2026 at 6:59:50 AM. The seismic event was recorded at a depth of 173.075 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth173.075 km
Significance284
Latitude39.9436
Longitude140.1099
Event IDus6000tj7a
Magnitude4.3
Updated:8/8/2026, 3:15:06 PM
External Resources
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Time & depth
- Local time
- 8/8/2026, 3:59:50 PM GMT+9
- UTC
- 8/8/2026, 6:59:50 AM UTC
173.075 km · Intermediate-focus
Between 70 and 300 km deep.
Nearby major cities
Nearby event sequence · 12
M3.5off the coast of KushiroAfterM4.5off the coast of UrakawaAfterM2.5Chuetsu, NiigataAfterM3.5off the coast of IwateAfterM2.8off the coast of IwateAfterM3.4off the coast of Noto PeninsulaAfterM2.8northeastern ChibaAfterM2.8northern TochigiAfterM4.378 km E of Noda, JapanAfterM3.6southern GunmaAfterM3.1off the coast of UrakawaAfterM4.5off the coast of FukushimaAfter
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 8, 2026, 03:15 PM 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.