Epicenter Location is Undetermined

Is Distribution Maximum Observed Is:3

Seismic Intensity (Is) distribution is estimated from the observed data (circles) of NIED K-NET, KiK-net, JMA, and local governments that had been collected by 2026/08/04 14:07:15.

Estimated Is for Major Cities

Max. Obs. Is Histogram
of Estimated Is
1
2
3
4
5-
5+
6-
6+
7
 Municipality Show All Data Daytime Population Distance
[km]
3
Ashikita,Ashikita,Kumamoto 17,000 Unknown
3
Kamiamakusa,Kumamoto 27,000 Unknown
3
Minamishimabara,Nagasaki 44,000 Unknown
3
Uki,Kumamoto 58,000 Unknown
The histogram shows frequency distribution of estimated Is derived from interpolation of the observation with 250-m mesh. The daytime and nighttime correspond to 9:00-18:59 and 19:00-8:59, respectively. The distance is measured from the epicenter to the center of the municipality.

Is Exposed-Population Estimates of Each City

5- or greater
5- or greater
Not Available
5+ or greater
5+ or greater
Not Available
6- or greater
6- or greater
Not Available
6+ or greater
6+ or greater
Not Available
color scale

Population exposed to Is 5- or greater are not estimated.

Major Historical Damaging Earthquakes in This Region

Historical earthquakes are unavailable until the epicenter is determined.

Seismic Hazard Information of J-SHIS

J-SHIS is a Web service by NIED, to help prevent and prepare for earthquake disaster by providing a public portal for seismic hazard information across Japan.

Is Distribution of 2% Probability of Exceedance in 50 Years
SI Distribution of 2% Probability of Exceedance in 50 Years SI color scale
Is Distribution of Return Period of 50,000-year
Is Distribution of Return Period of 50,000-year Is color scale