Earthquakes by city Japan 100 km
Seismic city profile

Imarichō-kō

Imarichō-kō, Japan: 102 earthquakes of magnitude 4.0+ detected within 100 km.

Population
57,940
Residents in the indexed city record.
Earthquakes
102
Earthquakes at M4.0+ nearby.
Max magnitude
7.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 33.274, 129.879
Nearby activity pulse
Last 30 days
0
Last 12 months
2
Last nearby event: 2025-07-25 02:17 UTC
Strongest nearby event
M 7.0
JP
2016-04-15 16:25 UTC

Map

Earthquakes within 100 km of Imarichō-kō

The map centers on Imarichō-kō and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.7
Average depth
13.1 km

Timeline

Recent seismic activity

Latest 25 events shown
UTC Magnitude Region Depth
2025-07-25 02:17 M 4.6
Nagasaki
Japan
10.0 km
2025-04-26 03:06 M 4.3
Honmachi
Japan
10.0 km
2023-02-17 10:38 M 4.4
Munakata
Japan
10.0 km
2021-05-06 00:16 M 4.4
Kumamoto
Japan
10.0 km
2019-02-23 05:30 M 4.5
Nagasaki
Japan
10.0 km
2019-01-26 05:16 M 4.4
Omuta
Japan
10.0 km
2019-01-03 09:10 M 4.7
Omuta
Japan
10.0 km
2018-10-15 00:12 M 4.5
Kumamoto
Japan
10.0 km
2018-08-22 09:23 M 4.5
Kumamoto
Japan
10.0 km
2018-07-08 18:53 M 4.4
Saga
Japan
10.0 km
2018-05-06 12:13 M 4.4
Kumamoto
Japan
22.1 km
2017-06-09 14:36 M 4.7
Isahaya
Japan
11.9 km
2017-05-11 11:21 M 4.8
Kumamoto
Japan
10.0 km
2017-05-04 05:22 M 4.6
Kumamoto
Japan
10.0 km
2017-04-19 03:46 M 4.7
Nagasaki
Japan
10.0 km
2016-11-18 01:19 M 4.1
Itoshima
Japan
10.0 km
2016-09-06 16:56 M 4.3
Kumamoto
Japan
14.7 km
2016-08-31 21:33 M 4.6
Kumamoto
Japan
9.7 km
2016-08-31 10:46 M 4.9
Kumamoto
Japan
10.0 km
2016-07-09 09:05 M 4.2
Kumamoto
Japan
10.0 km
2016-06-18 11:46 M 4.8
Kumamoto
Japan
9.4 km
2016-05-14 09:45 M 4.3
Kumamoto
Japan
10.0 km
2016-05-12 16:03 M 4.5
Kumamoto
Japan
8.3 km
2016-05-12 08:04 M 4.3
Kumamoto
Japan
9.4 km
2016-05-03 22:52 M 4.3
Kumamoto
Japan
10.0 km

Monthly profile

Recent monthly trend

2025-07 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes