Earthquakes by city Japan 100 km
Seismic city profile

Nagai

Nagai, Japan: 209 earthquakes of magnitude 4.0+ detected within 100 km.

Population
31,026
Residents in the indexed city record.
Earthquakes
209
Earthquakes at M4.0+ nearby.
Max magnitude
7.6
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 38.104, 140.035
Nearby activity pulse
Last 30 days
0
Last 12 months
2
Last nearby event: 2025-11-29 12:23 UTC
Strongest nearby event
M 7.6
JP
1964-06-16 04:01 UTC

Map

Earthquakes within 100 km of Nagai

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

Average magnitude
4.6
Average depth
63.8 km

Timeline

Recent seismic activity

Latest 2 events shown
UTC Magnitude Region Depth
2025-11-29 12:23 M 4.0
Kōriyama
Japan
113.5 km
2025-06-10 18:14 M 4.2
Aizu-Wakamatsu
Japan
130.9 km

Monthly profile

Recent monthly trend

2025-06 1 events
2025-11 1 events

Historic snapshot

Earthquakes history

1
1927
1
1943
1
1956
5
1964
1
1972
1
1973
2
1974
1
1975
2
1976
1
1978
2
1979
2
1980
2
1982
3
1983
3
1984
2
1985
3
1986
4
1987
1
1988
2
1989
2
1990
1
1991
4
1992
3
1993
3
1994
10
1995
14
1996
1
1997
3
1998
6
1999
3
2000
1
2001
1
2002
9
2003
6
2004
4
2005
4
2006
4
2007
15
2008
2
2009
8
2010
16
2011
6
2012
3
2013
5
2014
1
2015
4
2016
1
2017
3
2018
10
2019
3
2020
5
2021
2
2022
1
2023
2
2024
3
2025
Year Max magnitude Earthquakes
2025 M 4.2 3
2024 M 4.5 2
2023 M 4.0 1
2022 M 4.4 2
2021 M 4.3 5
2020 M 4.5 3
2019 M 6.4 10
2018 M 4.3 3
2017 M 4.4 1
2016 M 4.7 4
2015 M 4.3 1
2014 M 4.5 5
2013 M 4.5 3
2012 M 4.8 6
2011 M 5.8 16
2010 M 5.5 8
2009 M 4.7 2
2008 M 4.5 15
2007 M 4.5 4
2006 M 4.9 4
2005 M 5.1 4
2004 M 4.6 6
2003 M 6.1 9
2002 M 4.4 1
2001 M 4.7 1
2000 M 4.6 3
1999 M 4.5 6
1998 M 5.1 3
1997 M 4.3 1
1996 M 6.0 14
1995 M 5.4 10
1994 M 5.3 3
1993 M 5.0 3
1992 M 5.7 4
1991 M 4.1 1
1990 M 4.8 2
1989 M 4.5 2
1988 M 4.2 1
1987 M 4.8 4
1986 M 4.8 3
1985 M 5.4 2
1984 M 4.9 3
1983 M 4.5 3
1982 M 5.1 2
1980 M 5.0 2
1979 M 5.1 2
1978 M 4.8 1
1976 M 5.1 2
1975 M 4.8 1
1974 M 5.3 2
1973 M 4.3 1
1972 M 5.7 1
1964 M 7.6 5
1956 M 5.9 1
1943 M 5.9 1
1927 M 5.6 1