Earthquakes by city Japan 100 km
Seismic city profile

Ishigami

Ishigami, Japan: 859 earthquakes of magnitude 4.0+ detected within 100 km.

Population
30,343
Residents in the indexed city record.
Earthquakes
859
Earthquakes at M4.0+ nearby.
Max magnitude
7.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.250, 139.150
Nearby activity pulse
Last 30 days
2
Last 12 months
20
Last nearby event: 2026-04-05 23:17 UTC
Strongest nearby event
M 7.0
JP
1924-01-14 20:50 UTC

Map

Earthquakes within 100 km of Ishigami

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

Average magnitude
4.6
Average depth
73.2 km

Timeline

Recent seismic activity

Latest 20 events shown
UTC Magnitude Region Depth
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
2026-01-25 02:46 M 4.3
Oyama
Japan
82.6 km
2025-12-12 10:05 M 4.8
Tsukuba
Japan
62.9 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
2025-09-05 12:00 M 4.2
Saitama
Japan
70.0 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
2025-07-29 18:58 M 4.1
Tsukuba
Japan
78.0 km
2025-07-23 01:21 M 4.2
Kashiwa
Japan
82.3 km
2025-06-30 16:13 M 4.0
Tsukuba
Japan
66.1 km
2025-05-12 23:33 M 4.5
Kashiwa
Japan
77.9 km
2025-05-04 03:35 M 4.5
Tokyo
Japan
77.8 km

Monthly profile

Recent monthly trend

2025-06 1 events
2025-07 2 events
2025-08 2 events
2025-09 1 events
2025-10 2 events
2025-11 2 events
2025-12 1 events
2026-01 1 events
2026-02 3 events
2026-03 1 events
2026-04 2 events

Historic snapshot

Earthquakes history

1
1921
1
1922
1
1924
1
1927
1
1928
1
1929
4
1931
1
1941
2
1949
1
1956
3
1965
7
1966
2
1967
1
1968
1
1969
1
1971
11
1973
5
1974
13
1975
13
1976
6
1977
8
1978
8
1979
11
1980
7
1981
9
1982
19
1983
17
1984
13
1985
10
1986
18
1987
14
1988
9
1989
11
1990
12
1991
7
1992
6
1993
8
1994
15
1995
19
1996
9
1997
8
1998
5
1999
11
2000
19
2001
10
2002
11
2003
18
2004
25
2005
19
2006
17
2007
16
2008
6
2009
4
2010
42
2011
32
2012
18
2013
27
2014
26
2015
35
2016
27
2017
16
2018
14
2019
20
2020
24
2021
25
2022
17
2023
29
2024
24
2025
7
2026
Year Max magnitude Earthquakes
2026 M 4.9 7
2025 M 4.8 24
2024 M 5.2 29
2023 M 4.7 17
2022 M 5.0 25
2021 M 5.0 24
2020 M 5.3 20
2019 M 5.0 14
2018 M 4.9 16
2017 M 4.8 27
2016 M 5.4 35
2015 M 5.1 26
2014 M 5.5 27
2013 M 5.8 18
2012 M 5.5 32
2011 M 5.8 42
2010 M 4.5 4
2009 M 5.1 6
2008 M 4.9 16
2007 M 4.5 17
2006 M 5.1 19
2005 M 5.5 25
2004 M 5.8 18
2003 M 5.3 11
2002 M 4.9 10
2001 M 5.3 19
2000 M 4.9 11
1999 M 4.5 5
1998 M 4.9 8
1997 M 5.2 9
1996 M 5.6 19
1995 M 5.1 15
1994 M 5.1 8
1993 M 5.2 6
1992 M 5.0 7
1991 M 5.2 12
1990 M 5.3 11
1989 M 5.6 9
1988 M 5.6 14
1987 M 5.1 18
1986 M 4.8 10
1985 M 5.9 13
1984 M 5.4 17
1983 M 5.9 19
1982 M 4.8 9
1981 M 5.2 7
1980 M 5.4 11
1979 M 4.8 8
1978 M 5.7 8
1977 M 5.4 6
1976 M 5.4 13
1975 M 5.3 13
1974 M 5.6 5
1973 M 5.1 11
1971 M 5.5 1
1969 M 5.7 1
1968 M 6.1 1
1967 M 5.7 2
1966 M 5.8 7
1965 M 5.7 3
1956 M 5.5 1
1949 M 6.3 2
1941 M 6.3 1
1931 M 6.5 4
1929 M 6.2 1
1928 M 5.6 1
1927 M 5.6 1
1924 M 7.0 1
1922 M 6.3 1
1921 M 6.0 1