Earthquakes by city Japan 100 km

Seismic city profile

Earthquake in Isahaya today

Isahaya, Japan: 181 earthquakes of magnitude 4.0+ detected within 100 km.

Population

135,546

Residents in the indexed city record.

Earthquakes

181

Earthquakes at M4.0+ nearby.

Max magnitude

7.5

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 32.841, 130.043

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2025-11-25 12:59 UTC

Strongest nearby event

M 7.5

Honmachi, Japan

1909-11-10 06:13 UTC

Updated today

Earthquake in Isahaya today

No earthquake of magnitude M4.0+ has been detected today within 100 km of Isahaya.

No M4.0+ event has been observed in the last 30 days around Isahaya.

The strongest earthquake recorded near Isahaya reached magnitude 7.5 on 1909-11-10 06:13 UTC, near Honmachi.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Isahaya today?

No earthquake of magnitude M4.0+ has been detected today within 100 km of Isahaya.

When was the last earthquake near Isahaya?

The last nearby earthquake was recorded on 2025-11-25 12:59 UTC.

What is the strongest earthquake recorded near Isahaya?

The strongest earthquake recorded near Isahaya reached magnitude 7.5 on 1909-11-10 06:13 UTC, near Honmachi.

Map

Earthquakes within 100 km of Isahaya

The map centers on Isahaya and highlights the most recent earthquakes detected within 100 km.

Average magnitude

4.6

Average depth

22.1 km

Timeline

Recent seismic activity

Latest 3 events shown

UTC	Magnitude	Region	Depth
2025-11-25 12:59	M 4.3	Kikuchi Japan	10.0 km
2025-11-25 09:01	M 5.3	Kumamoto Japan	10.0 km
2025-07-25 02:17	M 4.6	Nagasaki Japan	10.0 km

Monthly profile

Recent monthly trend

2025-07 1 events

2025-11 2 events

Historic snapshot

Earthquakes history

Strongest years

1909 M 7.5 max · 1 earthquakes 2016 M 7.0 max · 88 earthquakes 1922 M 6.7 max · 2 earthquakes 1931 M 5.6 max · 2 earthquakes 1929 M 5.6 max · 1 earthquakes

Year	Max magnitude	Earthquakes
2025	M 5.3	5
2024	M 4.5	2
2022	M 4.6	2
2021	M 4.5	3
2019	M 4.7	3
2018	M 4.5	5
2017	M 4.8	4
2016	M 7.0	88
2015	M 4.2	1
2014	M 4.3	1
2012	M 4.9	2
2011	M 4.8	1
2009	M 4.5	3
2008	M 4.1	1
2007	M 4.4	4
2006	M 4.8	3
2005	M 5.5	11
2004	M 4.3	1
2003	M 4.5	2
2000	M 5.0	4
1999	M 4.6	2
1998	M 4.6	1
1997	M 4.6	3
1991	M 4.5	1
1989	M 4.7	1
1988	M 4.6	1
1986	M 4.5	1
1984	M 5.3	9
1982	M 4.6	1
1981	M 5.0	1
1977	M 4.7	1
1976	M 4.0	1
1975	M 4.9	2
1974	M 4.3	1
1973	M 4.8	1
1972	M 5.1	1
1933	M 5.5	1
1931	M 5.6	2
1929	M 5.6	1
1922	M 6.7	2
1909	M 7.5	1