Earthquakes by city Japan 100 km

Seismic city profile

Earthquake in Annaka today

Annaka, Japan: 639 earthquakes of magnitude 4.0+ detected within 100 km.

Population

57,013

Residents in the indexed city record.

Earthquakes

639

Earthquakes at M4.0+ nearby.

Max magnitude

7.0

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 36.330, 138.896

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-04-18 05:54 UTC

Strongest nearby event

M 7.0

Kawagoe, Japan

1924-01-14 20:50 UTC

Updated today

Earthquake in Annaka today

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

3 M4.0+ event(s) have been observed in the last 30 days around Annaka.

The strongest earthquake recorded near Annaka reached magnitude 7.0 on 1924-01-14 20:50 UTC, near Kawagoe.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Annaka today?

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

When was the last earthquake near Annaka?

The last nearby earthquake was recorded on 2026-04-18 05:54 UTC.

What is the strongest earthquake recorded near Annaka?

The strongest earthquake recorded near Annaka reached magnitude 7.0 on 1924-01-14 20:50 UTC, near Kawagoe.

Map

Earthquakes within 100 km of Annaka

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

Average magnitude

4.6

Average depth

69.4 km

Timeline

Recent seismic activity

Latest 16 events shown

UTC	Magnitude	Region	Depth
2026-04-18 05:54	M 4.9	Chikuma Japan	10.0 km
2026-04-18 04:20	M 4.9	Chikuma Japan	10.0 km
2026-04-01 01:06	M 4.9	Kashiwa Japan	57.2 km
2026-03-15 05:06	M 4.9	Maebashi Japan	95.6 km
2026-02-15 02:52	M 4.1	Ōta Japan	68.5 km
2026-02-09 12:27	M 4.3	Ōta Japan	104.2 km
2026-02-06 15:58	M 4.2	Saitama Japan	95.2 km
2026-01-25 02:46	M 4.3	Oyama Japan	82.6 km
2025-11-08 21:24	M 4.4	Oyama Japan	84.1 km
2025-11-04 05:00	M 4.2	Tsukuba Japan	83.6 km
2025-10-26 03:04	M 4.6	Kiryū Japan	12.4 km
2025-09-05 12:00	M 4.2	Saitama Japan	70.0 km
2025-08-23 10:22	M 4.1	Chichibu Japan	129.5 km
2025-08-01 13:58	M 4.4	Ōta Japan	116.0 km
2025-07-29 18:58	M 4.1	Tsukuba Japan	78.0 km
2025-06-30 16:13	M 4.0	Tsukuba Japan	66.1 km

Monthly profile

Recent monthly trend

2025-06 1 events

2025-07 1 events

2025-08 2 events

2025-09 1 events

2025-10 1 events

2025-11 2 events

2026-01 1 events

2026-02 3 events

2026-03 1 events

2026-04 3 events

Historic snapshot

Earthquakes history

Strongest years

1924 M 7.0 max · 1 earthquakes 1931 M 6.5 max · 3 earthquakes 1949 M 6.3 max · 2 earthquakes 1941 M 6.3 max · 1 earthquakes 2014 M 6.2 max · 25 earthquakes

Year	Max magnitude	Earthquakes
2026	M 4.9	8
2025	M 4.8	19
2024	M 5.2	17
2023	M 4.7	12
2022	M 5.0	14
2021	M 5.0	10
2020	M 5.0	9
2019	M 5.0	14
2018	M 5.1	11
2017	M 5.1	14
2016	M 5.4	20
2015	M 5.1	20
2014	M 6.2	25
2013	M 5.8	12
2012	M 5.5	27
2011	M 6.2	34
2010	M 4.5	4
2009	M 5.1	6
2008	M 4.9	13
2007	M 4.5	15
2006	M 4.4	8
2005	M 5.5	27
2004	M 5.6	36
2003	M 5.2	5
2002	M 4.9	6
2001	M 5.3	16
2000	M 4.9	10
1999	M 4.9	6
1998	M 4.6	5
1997	M 5.1	6
1996	M 5.5	12
1995	M 5.1	10
1994	M 5.1	4
1993	M 5.2	5
1992	M 5.0	7
1991	M 5.2	5
1990	M 4.9	12
1989	M 5.6	4
1988	M 4.8	8
1987	M 5.1	13
1986	M 5.6	9
1985	M 4.9	11
1984	M 5.4	10
1983	M 5.7	15
1982	M 4.8	3
1981	M 5.2	5
1980	M 5.4	5
1979	M 4.8	5
1978	M 5.7	7
1977	M 5.4	4
1976	M 5.4	13
1975	M 5.1	7
1974	M 5.6	4
1973	M 5.1	6
1971	M 5.5	1
1968	M 6.1	2
1967	M 5.7	2
1966	M 5.8	7
1965	M 5.6	1
1959	M 5.7	1
1949	M 6.3	2
1941	M 6.3	1
1933	M 6.0	1
1931	M 6.5	3
1928	M 5.6	1
1927	M 5.6	1
1924	M 7.0	1
1921	M 6.0	1
1918	M 6.1	1