August 21, 2026 at 23:27:00 JST
Kumamoto Region, Kumamoto Prefecture · M3.1 · Shindo 2
熊本県熊本地方
Places with the strongest observed Shindo
These municipalities had the highest station readings in this report. Open a place to compare this earthquake with its local history.
Shindo readings and epicentre
Each numbered marker is an actual station reading. The orange M marker shows the epicentre.
Observed Shindo by station
These are actual readings reported at JMA and partner stations, not estimates.
Scroll horizontally to see the full table.
| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 2 | 八代市新地町 | Kumamoto | 1.5 km |
| 2 | 八代市千丁町 | Kumamoto | 4.4 km |
| 2 | 八代市鏡町 | Kumamoto | 8.1 km |
| 2 | Uki City宇城市豊野町 | Kumamoto | 21.0 km |
| 1 | 八代市平山新町 | Kumamoto | 2.9 km |
| 1 | 八代市坂本町 | Kumamoto | 9.4 km |
| 1 | Hikawa Town氷川町宮原 | Kumamoto | 10.0 km |
| 1 | Hikawa Town氷川町島地 | Kumamoto | 11.0 km |
| 1 | 八代市東陽町 | Kumamoto | 12.6 km |
| 1 | Uki City宇城市小川町 | Kumamoto | 13.7 km |
| 1 | Uki City宇城市三角町 | Kumamoto | 16.0 km |
| 1 | Kamiamakusa City上天草市松島町 | Kumamoto | 16.1 km |
| 1 | Uki City宇城市不知火町 | Kumamoto | 17.9 km |
| 1 | Uki City宇城市松橋町 | Kumamoto | 18.3 km |
| 1 | Kosa Town甲佐町豊内 | Kumamoto | 25.8 km |
| 1 | Kumamoto Minami Ward熊本南区城南町 | Kumamoto | 26.7 km |
Report updates
Status, time and revision available in the stored report. Field-by-field differences may not be retained.
- Confirmed
Revision 2 · jma-xml
Sources and bulletins
Multiple source bulletins do not necessarily represent multiple corrections.
- JMA-XMLIssued: August 21, 2026 at 23:30:51Received: August 21, 2026 at 23:36:44
- P2PQUAKEIssued: August 21, 2026 at 23:30:51Received: August 21, 2026 at 23:36:44
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Understand this earthquake report
Read Shindo, magnitude and JMA information in the right context.
A guide to event and issue times, hypocentre, depth, Shindo, tsunami information, preliminary reports and corrections.
Read guide →5 min readWhat does earthquake depth mean?A plain-language guide to hypocentre depth and why shallow and deep earthquakes can feel very different.
Read guide →5 min readMagnitude vs Shindo: what is the difference?Magnitude describes the size of an earthquake at its source; Shindo describes shaking at a place. Learn why they are not interchangeable.
Read guide →6 min readCan every earthquake cause a tsunami?What creates a tsunami, why magnitude alone is not enough and when to leave the coast immediately.
Read guide →