Earthquakes by city Japan 100 km
Seismic city profile

Kisarazu

Kisarazu, Japan: 2102 earthquakes of magnitude 4.0+ detected within 100 km.

Population
136,166
Residents in the indexed city record.
Earthquakes
2102
Earthquakes at M4.0+ nearby.
Max magnitude
8.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 35.383, 139.933
Nearby activity pulse
Last 30 days
2
Last 12 months
37
Last nearby event: 2026-04-05 23:17 UTC
Strongest nearby event
M 8.0
JP
1923-09-01 02:58 UTC

Map

Earthquakes within 100 km of Kisarazu

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

Average magnitude
4.6
Average depth
57.9 km

Timeline

Recent seismic activity

Latest 25 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
2026-03-28 10:36 M 4.1
Fujisawa
Japan
74.4 km
2026-03-16 11:37 M 4.5
Itō
Japan
143.1 km
2026-02-19 08:24 M 4.4
Isumi
Japan
10.0 km
2026-02-10 16:12 M 4.0
Kisarazu
Japan
59.2 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
2026-02-05 00:19 M 4.5
Sakura
Japan
60.0 km
2026-01-29 02:47 M 4.0
Tateyama
Japan
26.6 km
2026-01-29 01:40 M 4.4
Tateyama
Japan
40.2 km
2026-01-29 01:25 M 4.4
Tateyama
Japan
19.8 km
2026-01-17 16:49 M 4.3
Chiba
Japan
72.1 km
2026-01-09 11:07 M 4.4
Mobara
Japan
28.4 km
2025-12-12 10:05 M 4.8
Tsukuba
Japan
62.9 km
2025-11-16 07:03 M 4.2
Mobara
Japan
68.9 km
2025-11-13 21:36 M 4.3
Chiba
Japan
97.4 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
2025-10-24 06:47 M 4.6
Chiba
Japan
76.7 km
2025-10-03 03:48 M 4.5
Kawasaki
Japan
106.4 km
2025-10-03 03:37 M 4.4
Tateyama
Japan
52.0 km
2025-09-08 23:53 M 4.3
Chiba
Japan
66.6 km
2025-09-05 12:00 M 4.2
Saitama
Japan
70.0 km
2025-08-31 21:53 M 4.4
Chiba
Japan
51.8 km

Monthly profile

Recent monthly trend

2025-08 1 events
2025-09 2 events
2025-10 4 events
2025-11 3 events
2025-12 1 events
2026-01 5 events
2026-02 5 events
2026-03 2 events
2026-04 2 events

Historic snapshot

Earthquakes history

1
1909
1
1916
2
1921
1
1922
6
1923
2
1924
1
1926
1
1927
2
1928
1
1929
5
1930
5
1931
2
1935
1
1938
1
1941
1
1950
2
1951
1
1952
1
1954
1
1955
3
1956
3
1965
2
1967
1
1968
3
1971
31
1973
16
1974
17
1975
14
1976
23
1977
24
1978
14
1979
36
1980
19
1981
32
1982
43
1983
27
1984
35
1985
21
1986
36
1987
56
1988
36
1989
30
1990
18
1991
24
1992
13
1993
19
1994
22
1995
36
1996
34
1997
29
1998
13
1999
25
2000
22
2001
22
2002
28
2003
31
2004
59
2005
54
2006
50
2007
44
2008
19
2009
19
2010
180
2011
82
2012
42
2013
59
2014
58
2015
58
2016
51
2017
52
2018
47
2019
45
2020
42
2021
60
2022
58
2023
75
2024
38
2025
14
2026
Year Max magnitude Earthquakes
2026 M 4.9 14
2025 M 4.8 38
2024 M 5.2 75
2023 M 6.1 58
2022 M 5.0 60
2021 M 5.9 42
2020 M 5.6 45
2019 M 5.3 47
2018 M 5.9 52
2017 M 5.4 51
2016 M 5.4 58
2015 M 5.1 58
2014 M 6.0 59
2013 M 5.6 42
2012 M 6.0 82
2011 M 6.2 180
2010 M 5.1 19
2009 M 5.8 19
2008 M 5.1 44
2007 M 5.2 50
2006 M 5.6 54
2005 M 5.9 59
2004 M 5.8 31
2003 M 5.7 28
2002 M 4.9 22
2001 M 5.0 22
2000 M 6.2 25
1999 M 5.4 13
1998 M 5.7 29
1997 M 5.6 34
1996 M 6.2 36
1995 M 5.3 22
1994 M 5.1 19
1993 M 5.2 13
1992 M 5.8 24
1991 M 5.1 18
1990 M 6.4 30
1989 M 6.1 36
1988 M 5.6 56
1987 M 6.7 36
1986 M 6.6 21
1985 M 5.9 35
1984 M 5.4 27
1983 M 5.9 43
1982 M 5.4 32
1981 M 5.6 19
1980 M 6.2 36
1979 M 5.5 14
1978 M 6.6 24
1977 M 5.4 23
1976 M 5.4 14
1975 M 5.3 17
1974 M 5.6 16
1973 M 5.9 31
1971 M 5.5 3
1968 M 6.1 1
1967 M 5.8 2
1965 M 5.7 3
1956 M 6.3 3
1955 M 5.9 1
1954 M 6.3 1
1952 M 6.0 1
1951 M 6.1 2
1950 M 6.1 1
1941 M 6.0 1
1938 M 5.5 1
1935 M 5.7 2
1931 M 6.5 5
1930 M 6.9 5
1929 M 6.2 1
1928 M 5.9 2
1927 M 5.6 1
1926 M 5.7 1
1924 M 7.0 2
1923 M 8.0 6
1922 M 6.3 1
1921 M 6.4 2
1916 M 5.9 1
1909 M 5.8 1