3.6
Earthquake Details: northeastern Chiba
Sep 24, 2026, 08:27:00
A magnitude 3.6 earthquake occurred near northeastern Chiba on Sep 24, 2026 at 08:27:00. The seismic event was recorded at a depth of 500 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth500 km
Significance0
Latitude35.7000
Longitude140.6000
Event IDjma:20260924172735
Magnitude3.6
Updated:Sep 24, 2026, 08:30:00 UTC
External Resources
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Time & depth
- Local time
- Sep 24, 2026, 17:27:00 GMT+9
- UTC
- Sep 24, 2026, 08:27:00 UTC
500 km · Deep-focus
More than 300 km deep. Deep earthquakes can be felt across a wide area.
Nearby major cities
Nearby event sequence · 12
M3.6off the coast of MiyagiBeforeM3.5off the coast of IbarakiBeforeM4.5Izu Islands, Japan regionBeforeM4.5off the coast of FukushimaBeforeM3.9southern IbarakiBeforeM2.6off the coast of AkitaBeforeM3.7near the east coast of Honshu, JapanBeforeM3.0eastern Mino, GifuBeforeM4.1near the east coast of Honshu, JapanAfterM2.9Aizu, FukushimaAfterM2.5Nakadori, FukushimaAfterM4.18 km ENE of Kariwa, JapanAfter
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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: Sep 24, 2026, 08:30 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.