Earthquakes by city Japan 100 km

Seismic city profile

Earthquake in Tsukuba today

Tsukuba, Japan: 2548 earthquakes of magnitude 4.0+ detected within 100 km.

Population

241,656

Residents in the indexed city record.

Earthquakes

2548

Earthquakes at M4.0+ nearby.

Max magnitude

7.9

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 36.083, 140.117

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-07-16 00:01 UTC

Strongest nearby event

M 7.9

Mito, Japan

2011-03-11 06:15 UTC

Updated today

Earthquake in Tsukuba today

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of Tsukuba. The most recent reached M4.7 at 00:01 UTC near Narita.

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

The strongest earthquake recorded near Tsukuba reached magnitude 7.9 on 2011-03-11 06:15 UTC, near Mito.

Status today

1 earthquake(s) today

Strongest today

M 4.7

Was there an earthquake in Tsukuba today?

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of Tsukuba. The most recent reached M4.7 at 00:01 UTC near Narita.

When was the last earthquake near Tsukuba?

The last nearby earthquake was recorded on 2026-07-16 00:01 UTC.

What is the strongest earthquake recorded near Tsukuba?

The strongest earthquake recorded near Tsukuba reached magnitude 7.9 on 2011-03-11 06:15 UTC, near Mito.

Map

Earthquakes within 100 km of Tsukuba

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

Average magnitude

4.6

Average depth

57.5 km

Timeline

Recent seismic activity

Latest 25 events shown

UTC	Magnitude	Region	Depth
2026-07-16 00:01	M 4.7	Narita Japan	59.7 km
2026-06-26 03:46	M 5.8	Narita Japan	43.0 km
2026-06-16 10:46	M 5.5	Saitama Japan	71.8 km
2026-04-05 23:17	M 4.0	Tokyo Japan	138.6 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
2026-02-05 00:19	M 4.5	Sakura Japan	60.0 km
2026-02-03 18:36	M 4.1	Hasaki Japan	34.9 km
2026-01-30 18:47	M 4.3	Mito Japan	56.9 km
2026-01-25 02:46	M 4.3	Oyama Japan	82.6 km
2026-01-23 21:20	M 4.0	Hitachiomiya Japan	56.6 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
2025-12-29 21:00	M 4.0	Hitachi-ota Japan	10.0 km
2025-12-12 10:05	M 4.8	Tsukuba Japan	62.9 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
2025-11-11 21:50	M 4.2	Mito Japan	68.5 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 13:34	M 4.6	Chiba Japan	85.4 km
2025-10-26 03:04	M 4.6	Kiryū Japan	12.4 km

Monthly profile

Recent monthly trend

2025-10 2 events

2025-11 5 events

2025-12 2 events

2026-01 5 events

2026-02 5 events

2026-03 1 events

2026-04 2 events

2026-06 2 events

2026-07 1 events

Historic snapshot

Earthquakes history

Strongest years

2011 M 7.9 max · 373 earthquakes 1924 M 7.0 max · 3 earthquakes 1987 M 6.7 max · 32 earthquakes 1923 M 6.7 max · 1 earthquakes 1931 M 6.5 max · 3 earthquakes

Year	Max magnitude	Earthquakes
2026	M 5.8	16
2025	M 4.9	51
2024	M 5.2	72
2023	M 6.1	64
2022	M 5.3	72
2021	M 5.9	46
2020	M 5.8	61
2019	M 5.1	51
2018	M 5.3	58
2017	M 5.4	72
2016	M 5.9	86
2015	M 5.2	68
2014	M 5.5	91
2013	M 5.6	72
2012	M 6.0	113
2011	M 7.9	373
2010	M 5.1	27
2009	M 5.8	23
2008	M 5.2	56
2007	M 5.2	48
2006	M 5.1	42
2005	M 6.3	72
2004	M 6.0	40
2003	M 5.7	36
2002	M 5.6	24
2001	M 5.2	29
2000	M 6.2	34
1999	M 5.4	18
1998	M 5.7	26
1997	M 5.2	26
1996	M 6.2	28
1995	M 5.3	28
1994	M 5.1	24
1993	M 5.3	11
1992	M 5.3	28
1991	M 6.0	23
1990	M 6.3	34
1989	M 6.1	29
1988	M 5.6	27
1987	M 6.7	32
1986	M 6.2	23
1985	M 5.9	37
1984	M 5.4	33
1983	M 5.9	43
1982	M 5.6	41
1981	M 5.5	22
1980	M 6.0	25
1979	M 5.4	17
1978	M 5.7	24
1977	M 5.6	20
1976	M 5.0	12
1975	M 5.3	24
1974	M 6.0	20
1973	M 5.9	27
1971	M 5.5	3
1969	M 5.7	2
1968	M 6.1	1
1967	M 5.8	2
1965	M 5.7	3
1964	M 6.2	1
1963	M 6.3	1
1956	M 6.3	2
1955	M 5.9	1
1954	M 6.3	1
1952	M 6.0	1
1951	M 6.1	2
1950	M 6.1	1
1949	M 6.3	2
1948	M 6.3	2
1947	M 5.9	1
1946	M 6.0	1
1938	M 5.5	1
1935	M 5.7	1
1931	M 6.5	3
1930	M 6.1	3
1929	M 6.2	1
1928	M 5.9	2
1926	M 5.7	2
1924	M 7.0	3
1923	M 6.7	1
1922	M 6.3	2
1921	M 6.4	2
1909	M 5.8	1