Earthquakes by city Japan 100 km

Seismic city profile

Earthquake in Minamibōsō today

Minamibōsō, Japan: 1532 earthquakes of magnitude 4.0+ detected within 100 km.

Population

35,831

Residents in the indexed city record.

Earthquakes

1532

Earthquakes at M4.0+ nearby.

Max magnitude

8.0

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 35.031, 139.927

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-04-05 23:17 UTC

Strongest nearby event

M 8.0

Fujisawa, Japan

1923-09-01 02:58 UTC

Updated today

Earthquake in Minamibōsō today

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

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

The strongest earthquake recorded near Minamibōsō reached magnitude 8.0 on 1923-09-01 02:58 UTC, near Fujisawa.

Status today

No earthquake detected today

Strongest today

Was there an earthquake in Minamibōsō today?

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

When was the last earthquake near Minamibōsō?

The last nearby earthquake was recorded on 2026-04-05 23:17 UTC.

What is the strongest earthquake recorded near Minamibōsō?

The strongest earthquake recorded near Minamibōsō reached magnitude 8.0 on 1923-09-01 02:58 UTC, near Fujisawa.

Map

Earthquakes within 100 km of Minamibōsō

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

Average magnitude

4.6

Average depth

55.8 km

Timeline

Recent seismic activity

Latest 25 events shown

UTC	Magnitude	Region	Depth
2026-04-05 23:17	M 4.0	Tokyo Japan	138.6 km
2026-03-28 10:36	M 4.1	Fujisawa Japan	74.4 km
2026-03-22 08:56	M 4.4	Tateyama Japan	95.1 km
2026-03-16 11:37	M 4.5	Itō Japan	143.1 km
2026-02-23 22:34	M 4.5	Itō Japan	139.8 km
2026-02-19 08:24	M 4.4	Isumi Japan	10.0 km
2026-02-10 16:12	M 4.0	Kisarazu Japan	59.2 km
2026-02-05 00:19	M 4.5	Sakura Japan	60.0 km
2026-01-29 02:47	M 4.0	Tateyama Japan	26.6 km
2026-01-29 01:40	M 4.4	Tateyama Japan	40.2 km
2026-01-29 01:25	M 4.4	Tateyama Japan	19.8 km
2026-01-17 16:49	M 4.3	Chiba Japan	72.1 km
2026-01-09 11:07	M 4.4	Mobara Japan	28.4 km
2025-12-02 11:07	M 4.4	Fujisawa Japan	10.0 km
2025-11-16 07:03	M 4.2	Mobara Japan	68.9 km
2025-11-13 21:36	M 4.3	Chiba Japan	97.4 km
2025-10-26 13:34	M 4.6	Chiba Japan	85.4 km
2025-10-24 06:47	M 4.6	Chiba Japan	76.7 km
2025-10-03 03:48	M 4.5	Kawasaki Japan	106.4 km
2025-10-03 03:37	M 4.4	Tateyama Japan	52.0 km
2025-09-16 21:33	M 4.4	Fujisawa Japan	10.0 km
2025-09-08 23:53	M 4.3	Chiba Japan	66.6 km
2025-08-31 21:53	M 4.4	Chiba Japan	51.8 km
2025-08-28 01:06	M 4.3	Yachiyo Japan	50.6 km
2025-08-21 01:44	M 4.7	Fujisawa Japan	10.0 km

Monthly profile

Recent monthly trend

2025-08 3 events

2025-09 2 events

2025-10 4 events

2025-11 2 events

2025-12 1 events

2026-01 5 events

2026-02 4 events

2026-03 3 events

2026-04 1 events

Historic snapshot

Earthquakes history

Strongest years

1923 M 8.0 max · 7 earthquakes 1930 M 6.9 max · 4 earthquakes 1987 M 6.7 max · 24 earthquakes 1986 M 6.6 max · 34 earthquakes 1978 M 6.6 max · 19 earthquakes

Year	Max magnitude	Earthquakes
2026	M 4.5	13
2025	M 4.7	33
2024	M 5.1	52
2023	M 6.1	39
2022	M 4.9	38
2021	M 5.9	30
2020	M 5.3	27
2019	M 5.3	37
2018	M 5.9	37
2017	M 5.1	32
2016	M 5.2	30
2015	M 5.1	25
2014	M 6.0	40
2013	M 5.6	26
2012	M 5.8	40
2011	M 6.2	102
2010	M 4.7	12
2009	M 5.0	15
2008	M 5.1	30
2007	M 5.2	36
2006	M 5.6	41
2005	M 5.9	48
2004	M 5.6	30
2003	M 5.7	18
2002	M 4.8	17
2001	M 5.0	15
2000	M 6.2	53
1999	M 5.4	11
1998	M 5.7	21
1997	M 5.6	29
1996	M 5.6	28
1995	M 5.3	19
1994	M 5.1	17
1993	M 5.0	10
1992	M 5.8	17
1991	M 5.1	14
1990	M 6.4	26
1989	M 6.1	27
1988	M 5.6	53
1987	M 6.7	24
1986	M 6.6	34
1985	M 5.9	25
1984	M 5.3	20
1983	M 5.9	30
1982	M 5.7	27
1981	M 5.6	13
1980	M 6.2	27
1979	M 5.8	9
1978	M 6.6	19
1977	M 5.1	16
1976	M 5.3	9
1975	M 5.3	13
1974	M 5.6	9
1973	M 5.9	25
1971	M 5.5	2
1967	M 5.8	2
1965	M 5.7	1
1964	M 6.0	1
1957	M 6.2	2
1956	M 6.3	2
1952	M 6.0	1
1951	M 6.1	1
1950	M 6.1	1
1944	M 6.3	2
1938	M 5.5	1
1936	M 5.9	2
1935	M 5.5	1
1934	M 5.3	1
1931	M 6.1	3
1930	M 6.9	4
1929	M 6.2	1
1928	M 5.9	1
1926	M 5.7	2
1923	M 8.0	7
1922	M 6.3	1
1921	M 6.4	2
1918	M 5.9	1
1916	M 5.9	1
1909	M 5.8	1