Earthquakes by city Japan 100 km
Seismic city profile

Chikusei

Chikusei, Japan: 2157 earthquakes of magnitude 4.0+ detected within 100 km.

Population
100,753
Residents in the indexed city record.
Earthquakes
2157
Earthquakes at M4.0+ nearby.
Max magnitude
7.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.316, 139.982
Nearby activity pulse
Last 30 days
2
Last 12 months
48
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 Chikusei

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

Average magnitude
4.6
Average depth
60.9 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
2026-03-15 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
2026-02-05 00:19 M 4.5
Sakura
Japan
60.0 km
2026-01-30 18:47 M 4.3
Mito
Japan
56.9 km
2026-01-25 02:46 M 4.3
Oyama
Japan
82.6 km
2026-01-23 21:20 M 4.0
Hitachiomiya
Japan
56.6 km
2026-01-17 16:49 M 4.3
Chiba
Japan
72.1 km
2025-12-29 21:00 M 4.0
Hitachi-ota
Japan
10.0 km
2025-12-12 10:05 M 4.8
Tsukuba
Japan
62.9 km
2025-11-13 21:36 M 4.3
Chiba
Japan
97.4 km
2025-11-11 21:50 M 4.2
Mito
Japan
68.5 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
2025-10-24 06:47 M 4.6
Chiba
Japan
76.7 km
2025-10-03 03:48 M 4.5
Kawasaki
Japan
106.4 km
2025-09-19 18:02 M 4.6
Mito
Japan
38.9 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 3 events
2025-10 4 events
2025-11 4 events
2025-12 2 events
2026-01 4 events
2026-02 4 events
2026-03 1 events
2026-04 2 events

Historic snapshot

Earthquakes history

1
1909
2
1921
2
1922
3
1924
1
1928
1
1930
2
1931
1
1938
2
1949
1
1951
1
1955
2
1956
3
1965
1
1967
1
1968
2
1969
2
1971
23
1973
13
1974
24
1975
13
1976
14
1977
20
1978
14
1979
24
1980
18
1981
29
1982
33
1983
27
1984
31
1985
19
1986
26
1987
19
1988
27
1989
25
1990
21
1991
25
1992
11
1993
18
1994
26
1995
24
1996
20
1997
23
1998
17
1999
30
2000
27
2001
17
2002
25
2003
32
2004
60
2005
36
2006
37
2007
44
2008
17
2009
25
2010
352
2011
89
2012
70
2013
77
2014
60
2015
71
2016
63
2017
49
2018
42
2019
46
2020
43
2021
60
2022
54
2023
56
2024
52
2025
11
2026
Year Max magnitude Earthquakes
2026 M 4.9 11
2025 M 4.9 52
2024 M 5.2 56
2023 M 4.9 54
2022 M 5.3 60
2021 M 5.9 43
2020 M 5.3 46
2019 M 5.1 42
2018 M 5.3 49
2017 M 5.2 63
2016 M 5.9 71
2015 M 5.2 60
2014 M 5.5 77
2013 M 5.8 70
2012 M 6.0 89
2011 M 6.6 352
2010 M 5.1 25
2009 M 5.2 17
2008 M 5.2 44
2007 M 5.0 37
2006 M 5.1 36
2005 M 6.3 60
2004 M 6.0 32
2003 M 5.7 25
2002 M 5.6 17
2001 M 5.2 27
2000 M 6.2 30
1999 M 5.4 17
1998 M 5.5 23
1997 M 5.2 20
1996 M 5.5 24
1995 M 5.3 26
1994 M 5.1 18
1993 M 5.3 11
1992 M 5.3 25
1991 M 5.4 21
1990 M 6.3 25
1989 M 6.1 27
1988 M 5.6 19
1987 M 5.1 26
1986 M 5.3 19
1985 M 5.9 31
1984 M 5.4 27
1983 M 5.9 33
1982 M 5.6 29
1981 M 5.2 18
1980 M 6.0 24
1979 M 5.4 14
1978 M 5.7 20
1977 M 5.6 14
1976 M 5.4 13
1975 M 5.3 24
1974 M 5.6 13
1973 M 5.9 23
1971 M 5.5 2
1969 M 5.7 2
1968 M 6.1 1
1967 M 5.5 1
1965 M 5.7 3
1956 M 6.3 2
1955 M 5.9 1
1951 M 5.9 1
1949 M 6.3 2
1938 M 5.5 1
1931 M 6.5 2
1930 M 6.1 1
1928 M 5.6 1
1924 M 7.0 3
1922 M 6.3 2
1921 M 6.4 2
1909 M 5.8 1