Earthquakes by city Japan 100 km

Seismic city profile

Kamaishi

Kamaishi, Japan: 1657 earthquakes of magnitude 4.0+ detected within 100 km.

Population

43,107

Residents in the indexed city record.

Earthquakes

1657

Earthquakes at M4.0+ nearby.

Max magnitude

7.4

Strongest recorded event in the current radius.

Timezone

Asia/Tokyo

Coordinates 39.277, 141.868

Nearby activity pulse

Last 30 days

Last 12 months

Last nearby event: 2026-04-21 16:18 UTC

Strongest nearby event

M 7.4

Miyako, Japan

1989-11-01 18:25 UTC

Map

Earthquakes within 100 km of Kamaishi

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

Average magnitude

4.6

Average depth

51.5 km

Timeline

Recent seismic activity

Latest 25 events shown

UTC	Magnitude	Region	Depth
2026-04-21 16:18	M 4.4	Kuji Japan	50.4 km
2026-04-11 09:10	M 4.3	Morioka Japan	79.4 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
2026-04-03 08:51	M 4.3	Miyako Japan	51.3 km
2026-03-06 20:35	M 4.4	Ishinomaki Japan	56.3 km
2026-03-06 20:31	M 4.8	Ishinomaki Japan	54.6 km
2026-02-24 18:16	M 4.3	Miyako Japan	61.8 km
2026-01-26 00:20	M 4.5	Miyako Japan	67.5 km
2026-01-11 04:15	M 4.9	Morioka Japan	83.4 km
2026-01-06 18:56	M 4.4	Ōfunato Japan	65.1 km
2025-12-31 14:50	M 4.3	Miyako Japan	65.3 km
2025-12-30 23:51	M 4.8	Miyako Japan	35.0 km
2025-12-21 23:33	M 4.4	Miyako Japan	67.3 km
2025-12-16 02:45	M 4.5	Kesennuma Japan	94.3 km
2025-11-25 03:17	M 4.2	Kesennuma Japan	68.1 km
2025-11-24 10:09	M 4.2	Kesennuma Japan	65.7 km
2025-11-18 02:05	M 4.5	Kesennuma Japan	42.8 km
2025-11-13 23:05	M 4.2	Morioka Japan	96.2 km
2025-11-01 14:44	M 4.5	Kamaishi Japan	69.9 km
2025-10-15 08:50	M 4.4	Ishinomaki Japan	87.9 km
2025-10-13 22:06	M 4.4	Miyako Japan	49.5 km
2025-10-13 03:25	M 4.7	Kesennuma Japan	46.2 km
2025-10-04 14:15	M 4.4	Miyako Japan	56.2 km
2025-10-01 14:50	M 4.4	Kesennuma Japan	74.6 km

Monthly profile

Recent monthly trend

2025-10 5 events

2025-11 5 events

2025-12 4 events

2026-01 3 events

2026-02 1 events

2026-03 2 events

2026-04 5 events

Historic snapshot

Earthquakes history

Strongest years

1989 M 7.4 max · 13 earthquakes 2021 M 7.0 max · 38 earthquakes 2003 M 7.0 max · 43 earthquakes 1968 M 7.0 max · 11 earthquakes 1900 M 7.0 max · 1 earthquakes

Year	Max magnitude	Earthquakes
2026	M 5.0	11
2025	M 5.6	49
2024	M 5.9	30
2023	M 5.5	34
2022	M 5.3	43
2021	M 7.0	38
2020	M 6.3	39
2019	M 5.4	42
2018	M 5.1	39
2017	M 5.2	29
2016	M 6.1	34
2015	M 6.8	81
2014	M 5.7	72
2013	M 5.9	46
2012	M 6.3	94
2011	M 6.7	417
2010	M 6.3	13
2009	M 5.6	4
2008	M 6.9	104
2007	M 6.1	16
2006	M 5.2	22
2005	M 6.0	28
2004	M 5.7	24
2003	M 7.0	43
2002	M 6.4	17
2001	M 6.5	9
2000	M 5.1	7
1999	M 4.8	4
1998	M 4.7	3
1997	M 5.4	9
1996	M 5.4	8
1995	M 5.4	6
1994	M 5.9	4
1993	M 5.8	18
1992	M 6.1	27
1991	M 5.0	8
1990	M 5.7	6
1989	M 7.4	13
1988	M 4.8	5
1987	M 6.6	16
1986	M 6.0	8
1985	M 5.0	7
1984	M 5.1	5
1983	M 5.3	6
1982	M 5.9	5
1981	M 5.1	7
1980	M 5.0	13
1979	M 5.4	7
1978	M 6.1	16
1977	M 5.5	5
1976	M 5.0	2
1975	M 5.3	6
1974	M 4.7	6
1973	M 6.1	7
1972	M 5.7	2
1971	M 5.5	1
1970	M 6.4	3
1969	M 5.5	2
1968	M 7.0	11
1965	M 5.7	1
1962	M 6.1	2
1958	M 6.1	1
1956	M 5.8	1
1954	M 6.0	1
1953	M 6.2	1
1940	M 6.6	2
1939	M 5.7	1
1937	M 6.6	2
1933	M 5.7	1
1931	M 6.1	1
1927	M 6.4	4
1925	M 6.1	1
1922	M 6.2	1
1916	M 6.2	1
1915	M 6.8	4
1900	M 7.0	1