Earthquakes by city Japan 100 km
Seismic city profile

Tōmi

Tōmi, Japan: 340 earthquakes of magnitude 4.0+ detected within 100 km.

Population
30,122
Residents in the indexed city record.
Earthquakes
340
Earthquakes at M4.0+ nearby.
Max magnitude
6.5
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.356, 138.361
Nearby activity pulse
Last 30 days
2
Last 12 months
10
Last nearby event: 2026-04-18 05:54 UTC
Strongest nearby event
M 6.5
JP
1931-09-21 02:20 UTC

Map

Earthquakes within 100 km of Tōmi

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

Average magnitude
4.6
Average depth
68.4 km

Timeline

Recent seismic activity

Latest 10 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
2026-03-15 05:06 M 4.9
Maebashi
Japan
95.6 km
2026-02-09 12:27 M 4.3
Ōta
Japan
104.2 km
2026-01-15 05:48 M 5.1 Matsumoto
Japan
2.3 km
2026-01-15 05:40 M 4.7
Azumino
Japan
7.8 km
2025-10-26 03:04 M 4.6
Kiryū
Japan
12.4 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
2025-05-29 06:28 M 4.3
Takayama
Japan
10.0 km

Monthly profile

Recent monthly trend

2025-08 2 events
2025-10 1 events
2026-01 2 events
2026-02 1 events
2026-03 1 events
2026-04 2 events

Historic snapshot

Earthquakes history

1
1918
1
1927
1
1931
1
1934
1
1941
1
1959
7
1966
2
1967
2
1968
1
1971
1
1975
3
1976
1
1977
2
1978
2
1979
1
1980
5
1981
1
1982
3
1983
4
1984
2
1985
6
1986
3
1987
6
1988
2
1989
17
1990
3
1991
7
1993
1
1994
6
1995
6
1996
3
1997
15
1998
3
1999
5
2000
9
2001
5
2002
3
2003
26
2004
15
2005
3
2006
5
2007
6
2008
4
2009
4
2010
30
2011
6
2012
9
2013
15
2014
8
2015
9
2016
6
2017
4
2018
4
2019
17
2020
5
2021
7
2022
1
2024
7
2025
6
2026
Year Max magnitude Earthquakes
2026 M 5.1 6
2025 M 4.8 7
2024 M 4.2 1
2022 M 4.5 7
2021 M 5.1 5
2020 M 5.2 17
2019 M 4.6 4
2018 M 5.1 4
2017 M 5.2 6
2016 M 4.6 9
2015 M 4.9 8
2014 M 6.2 15
2013 M 5.8 9
2012 M 4.8 6
2011 M 6.2 30
2010 M 4.6 4
2009 M 4.6 4
2008 M 4.4 6
2007 M 4.5 5
2006 M 4.3 3
2005 M 4.9 15
2004 M 5.7 26
2003 M 4.5 3
2002 M 4.6 5
2001 M 5.3 9
2000 M 4.4 5
1999 M 4.9 3
1998 M 5.5 15
1997 M 4.2 3
1996 M 4.7 6
1995 M 4.7 6
1994 M 5.1 1
1993 M 4.8 7
1991 M 5.2 3
1990 M 5.3 17
1989 M 4.6 2
1988 M 4.8 6
1987 M 4.6 3
1986 M 5.6 6
1985 M 4.9 2
1984 M 5.1 4
1983 M 4.9 3
1982 M 4.5 1
1981 M 5.4 5
1980 M 4.0 1
1979 M 4.8 2
1978 M 4.3 2
1977 M 5.0 1
1976 M 5.4 3
1975 M 4.9 1
1971 M 5.7 1
1968 M 6.1 2
1967 M 5.7 2
1966 M 5.8 7
1959 M 5.7 1
1941 M 6.3 1
1934 M 5.7 1
1931 M 6.5 1
1927 M 5.6 1
1918 M 6.1 1