2.9
Earthquake Details: 12 km from Honmachi, Kumamoto, Japan
8/20/2026, 3:04:00 AM
A magnitude 2.9 earthquake occurred near 12 km from Honmachi, Kumamoto, Japan on 8/20/2026 at 3:04:00 AM. The seismic event was recorded at a depth of 0 km. No tsunami warning was issued.
No Tsunami WarningStatus: reviewedType: earthquake
Regional Seismicity
Technical Details
Depth0 km
Significance0
Latitude32.4000
Longitude130.6000
Event IDjma:20260820120453
Magnitude2.9
Updated:8/20/2026, 3:08:00 AM
External Resources
View on JMA Official SiteLoading map...
Time & depth
- Local time
- 8/20/2026, 12:04:00 PM GMT+9
- UTC
- 8/20/2026, 3:04:00 AM UTC
0 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M4.1Hyuganada SeaBeforeM3.5Kumamoto region, KumamotoBeforeM3.2Kyushu, JapanBeforeM3.7Kyushu, JapanBeforeM3.2Kumamoto region, KumamotoBeforeM3.1Fukuoka region, FukuokaBeforeM3.7Amakusa and Ashikita region, KumamotoBeforeM4.0Amakusa and Ashikita region, KumamotoBeforeM2.9Amakusa and Ashikita region, KumamotoBeforeM3.8Amakusa and Ashikita region, KumamotoBeforeM4.6Off the northwest Coast of Amami- Oshima IslandBeforeM2.8Kiisuido StraitBefore
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 20, 2026, 03:08 AM 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.