Earthquakes by city Japan 100 km

Seismic city profile

Earthquake in Karatsu today

Karatsu, Japan: 64 earthquakes of magnitude 4.0+ detected within 100 km.

Population

117,663

Residents in the indexed city record.

Earthquakes

Earthquakes at M4.0+ nearby.

Max magnitude

6.7

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 33.443, 129.970

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2025-07-25 02:17 UTC

Strongest nearby event

M 6.7

Nagasaki, Japan

1922-12-07 16:50 UTC

Updated today

Earthquake in Karatsu today

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

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

The strongest earthquake recorded near Karatsu reached magnitude 6.7 on 1922-12-07 16:50 UTC, near Nagasaki.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Karatsu today?

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

When was the last earthquake near Karatsu?

The last nearby earthquake was recorded on 2025-07-25 02:17 UTC.

What is the strongest earthquake recorded near Karatsu?

The strongest earthquake recorded near Karatsu reached magnitude 6.7 on 1922-12-07 16:50 UTC, near Nagasaki.

Map

Earthquakes within 100 km of Karatsu

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

Average magnitude

4.6

Average depth

13.7 km

Timeline

Recent seismic activity

Latest 1 events shown

UTC	Magnitude	Region	Depth
2025-07-25 02:17	M 4.6	Nagasaki Japan	10.0 km

Monthly profile

Recent monthly trend

2025-07 1 events

Historic snapshot

Earthquakes history

Strongest years

1922 M 6.7 max · 1 earthquakes 2005 M 6.6 max · 14 earthquakes 2016 M 6.2 max · 20 earthquakes 1929 M 5.6 max · 1 earthquakes 1984 M 5.3 max · 7 earthquakes

Year	Max magnitude	Earthquakes
2025	M 4.6	1
2023	M 4.4	1
2019	M 4.7	3
2018	M 4.5	3
2017	M 4.8	3
2016	M 6.2	20
2011	M 4.8	1
2009	M 4.5	2
2008	M 4.1	1
2007	M 4.4	1
2005	M 6.6	14
1999	M 4.1	1
1996	M 4.0	1
1984	M 5.3	7
1974	M 4.3	1
1973	M 4.8	1
1972	M 5.1	1
1929	M 5.6	1
1922	M 6.7	1