Earthquakes by city Japan 100 km

Seismic city profile

Iwanuma

Iwanuma, Japan: 1144 earthquakes of magnitude 4.0+ detected within 100 km.

Population

44,068

Residents in the indexed city record.

Earthquakes

1144

Earthquakes at M4.0+ nearby.

Max magnitude

7.3

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 38.105, 140.859

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-05-07 23:31 UTC

Strongest nearby event

M 7.3

Sendai, Japan

2022-03-16 14:36 UTC

Map

Earthquakes within 100 km of Iwanuma

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

Average magnitude

4.6

Average depth

53.7 km

Timeline

Recent seismic activity

Latest 25 events shown

UTC	Magnitude	Region	Depth
2026-05-07 23:31	M 4.7	Minami-Sōma Japan	65.2 km
2026-05-05 19:35	M 4.3	Kōriyama Japan	109.9 km
2026-04-12 13:00	M 4.6	Ishinomaki Japan	60.3 km
2026-04-04 10:36	M 5.0	Ishinomaki Japan	79.8 km
2026-04-04 03:16	M 4.3	Ishinomaki Japan	67.8 km
2026-04-02 00:52	M 5.0	Ishinomaki Japan	66.6 km
2026-03-30 19:05	M 4.4	Sendai Japan	66.6 km
2026-03-30 01:05	M 4.3	Ishinomaki Japan	62.5 km
2026-03-10 06:28	M 4.5	Minami-Sōma Japan	70.8 km
2026-02-24 04:27	M 4.0	Ishinomaki Japan	69.2 km
2026-02-08 00:20	M 4.2	Sendai Japan	59.3 km
2025-11-30 17:25	M 4.6	Sendai Japan	54.9 km
2025-11-29 12:23	M 4.0	Kōriyama Japan	113.5 km
2025-10-30 08:00	M 4.6	Iwaki Japan	25.6 km
2025-10-24 00:27	M 4.3	Sendai Japan	68.8 km
2025-10-15 08:50	M 4.4	Ishinomaki Japan	87.9 km
2025-10-07 00:30	M 5.1	Minami-Sōma Japan	57.8 km
2025-10-04 15:21	M 5.9	Iwaki Japan	54.2 km
2025-10-03 06:20	M 4.6	Iwaki Japan	74.0 km
2025-09-10 16:49	M 4.3	Sendai Japan	84.8 km
2025-08-13 04:34	M 4.4	Sendai Japan	69.7 km
2025-07-27 17:03	M 4.3	Sendai Japan	74.8 km
2025-06-05 14:51	M 4.5	Sendai Japan	67.0 km
2025-06-02 06:46	M 4.4	Sendai Japan	61.8 km
2025-05-20 13:12	M 4.3	Ishinomaki Japan	62.0 km

Monthly profile

Recent monthly trend

2025-07 1 events

2025-08 1 events

2025-09 1 events

2025-10 6 events

2025-11 2 events

2026-02 2 events

2026-03 3 events

2026-04 4 events

2026-05 2 events

Historic snapshot

Earthquakes history

Strongest years

2022 M 7.3 max · 78 earthquakes 2021 M 7.1 max · 71 earthquakes 2011 M 7.1 max · 212 earthquakes 1900 M 7.0 max · 1 earthquakes 2016 M 6.9 max · 52 earthquakes

Year	Max magnitude	Earthquakes
2026	M 5.0	11
2025	M 5.9	22
2024	M 6.1	27
2023	M 5.5	28
2022	M 7.3	78
2021	M 7.1	71
2020	M 5.2	14
2019	M 6.3	28
2018	M 5.7	35
2017	M 5.8	37
2016	M 6.9	52
2015	M 5.3	31
2014	M 5.9	32
2013	M 6.0	33
2012	M 5.6	65
2011	M 7.1	212
2010	M 6.5	11
2009	M 5.3	10
2008	M 5.5	46
2007	M 4.9	14
2006	M 4.9	13
2005	M 5.1	14
2004	M 5.8	20
2003	M 6.1	30
2002	M 4.8	7
2001	M 5.6	7
2000	M 5.4	9
1999	M 4.8	7
1998	M 5.2	6
1997	M 5.5	3
1996	M 6.0	22
1995	M 4.8	4
1994	M 5.0	4
1993	M 5.8	7
1992	M 5.7	7
1991	M 4.9	3
1990	M 4.8	3
1989	M 5.2	8
1988	M 4.7	2
1987	M 5.0	7
1986	M 4.8	4
1985	M 6.5	5
1984	M 5.4	9
1983	M 5.3	6
1982	M 5.1	8
1981	M 4.9	2
1980	M 5.1	6
1979	M 4.7	2
1978	M 5.7	12
1977	M 5.5	2
1976	M 5.1	5
1975	M 5.8	9
1974	M 5.6	9
1973	M 4.8	8
1972	M 5.7	2
1968	M 5.6	1
1963	M 6.5	1
1962	M 6.1	1
1958	M 5.6	1
1957	M 5.4	1
1956	M 5.9	1
1945	M 5.8	1
1942	M 6.6	1
1937	M 6.6	1
1936	M 5.8	1
1934	M 6.0	1
1920	M 6.3	1
1915	M 6.6	1
1908	M 6.8	1
1900	M 7.0	1