3.1

Earthquake Details: 6 km from Shimada, Kumamoto, Japan

8/12/2026, 7:06:00 PM

A magnitude 3.1 earthquake occurred near 6 km from Shimada, Kumamoto, Japan on 8/12/2026 at 7:06:00 PM. The seismic event was recorded at a depth of 100 km. No tsunami warning was issued.

No Tsunami WarningStatus: reviewedType: earthquake

Regional Seismicity

View recent seismic activity near this event:

JapanKumamotoShimada (Nearest City)

Technical Details

Depth100 km
Significance0
Latitude32.7000
Longitude130.8000
Event IDjma:20260813040631
Magnitude3.1
Updated:8/12/2026, 7:10:00 PM

External Resources

View on JMA Official Site

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Time & depth

Local time
8/13/2026, 4:06:00 AM GMT+9
UTC
8/12/2026, 7:06:00 PM UTC
100 km · Intermediate-focus

Between 70 and 300 km deep.

Nearby major cities

Shimada
6 km N
Kōtō City
10 km NW
Uto
13 km W
Matsubase
14 km SW
Nearby event sequence · 12
M3.8Kumamoto Region, Kumamoto PrefectureBeforeM4.9Amakusa and Ashikita Region, Kumamoto PrefectureBeforeM4.5Kumamoto Region, Kumamoto PrefectureAfterM4.0Kumamoto Region, Kumamoto PrefectureAfterM3.2Amakusa and Ashikita Region, Kumamoto PrefectureAfterM3.4Amakusa and Ashikita Region, Kumamoto PrefectureAfterM3.2Bungosuido StraitAfterM3.3Kumamoto Region, Kumamoto PrefectureAfterM3.4Kumamoto Region, Kumamoto PrefectureAfterM3.6Kumamoto Region, Kumamoto PrefectureAfterM4.1Hyuganada SeaAfterM3.3Amakusanada SeaAfter

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 12, 2026, 07:10 PM UTC. Data sources: USGS / EMSC / JMA / Geoscience Australia / GeoNet.