Earthquakes by city Japan 100 km
Seismic city profile

Okunoya

Okunoya, Japan: 3033 earthquakes of magnitude 4.0+ detected within 100 km.

Population
34,627
Residents in the indexed city record.
Earthquakes
3033
Earthquakes at M4.0+ nearby.
Max magnitude
7.9
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.283, 140.417
Nearby activity pulse
Last 30 days
1
Last 12 months
51
Last nearby event: 2026-04-01 01:06 UTC
Strongest nearby event
M 7.9
JP
2011-03-11 06:15 UTC

Map

Earthquakes within 100 km of Okunoya

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

Average magnitude
4.6
Average depth
53.2 km

Timeline

Recent seismic activity

Latest 25 events shown
UTC Magnitude Region Depth
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
2026-02-03 18:36 M 4.1
Hasaki
Japan
34.9 km
2026-02-03 09:03 M 4.6
Iwaki
Japan
61.9 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
2025-12-18 13:57 M 4.4
Iwaki
Japan
54.6 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
2025-10-24 06:47 M 4.6
Chiba
Japan
76.7 km
2025-10-11 03:30 M 4.5
Iwaki
Japan
35.0 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

Monthly profile

Recent monthly trend

2025-09 2 events
2025-10 4 events
2025-11 4 events
2025-12 3 events
2026-01 4 events
2026-02 6 events
2026-03 1 events
2026-04 1 events

Historic snapshot

Earthquakes history

1
1909
2
1921
1
1922
5
1924
1
1926
2
1927
3
1928
2
1929
2
1930
3
1931
1
1932
1
1935
5
1938
1
1942
1
1946
1
1947
2
1948
2
1949
1
1950
1
1951
1
1952
2
1954
1
1955
3
1956
1
1961
1
1962
3
1963
2
1964
8
1965
1
1966
3
1967
2
1969
4
1971
32
1973
26
1974
29
1975
16
1976
20
1977
29
1978
20
1979
25
1980
22
1981
54
1982
44
1983
37
1984
42
1985
27
1986
35
1987
22
1988
35
1989
32
1990
29
1991
32
1992
14
1993
27
1994
26
1995
30
1996
21
1997
30
1998
18
1999
38
2000
31
2001
25
2002
37
2003
45
2004
73
2005
49
2006
49
2007
76
2008
26
2009
37
2010
606
2011
163
2012
97
2013
102
2014
79
2015
90
2016
79
2017
58
2018
48
2019
64
2020
55
2021
63
2022
71
2023
63
2024
53
2025
12
2026
Year Max magnitude Earthquakes
2026 M 4.9 12
2025 M 4.9 53
2024 M 5.2 63
2023 M 6.1 71
2022 M 5.4 63
2021 M 5.9 55
2020 M 5.8 64
2019 M 5.1 48
2018 M 5.4 58
2017 M 5.4 79
2016 M 5.9 90
2015 M 5.2 79
2014 M 5.5 102
2013 M 5.6 97
2012 M 6.0 163
2011 M 7.9 606
2010 M 5.1 37
2009 M 5.8 26
2008 M 5.2 76
2007 M 5.0 49
2006 M 5.7 49
2005 M 6.3 73
2004 M 6.0 45
2003 M 5.7 37
2002 M 5.6 25
2001 M 5.2 31
2000 M 6.2 38
1999 M 5.4 18
1998 M 5.5 30
1997 M 5.2 21
1996 M 6.2 30
1995 M 6.0 26
1994 M 5.5 27
1993 M 5.3 14
1992 M 5.7 32
1991 M 6.0 29
1990 M 6.3 32
1989 M 6.1 35
1988 M 5.2 22
1987 M 5.9 35
1986 M 6.2 27
1985 M 5.9 42
1984 M 5.7 37
1983 M 5.9 44
1982 M 5.6 54
1981 M 5.5 22
1980 M 5.5 25
1979 M 5.8 20
1978 M 5.7 29
1977 M 5.6 20
1976 M 5.0 16
1975 M 5.3 29
1974 M 6.0 26
1973 M 5.9 32
1971 M 5.5 4
1969 M 5.7 2
1967 M 5.8 3
1966 M 5.6 1
1965 M 7.0 8
1964 M 6.3 2
1963 M 6.3 3
1962 M 5.8 1
1961 M 5.9 1
1956 M 6.3 3
1955 M 5.9 1
1954 M 6.3 2
1952 M 6.0 1
1951 M 5.9 1
1950 M 6.0 1
1949 M 6.3 2
1948 M 6.3 2
1947 M 5.9 1
1946 M 6.0 1
1942 M 6.8 1
1938 M 7.7 5
1935 M 5.7 1
1932 M 6.0 1
1931 M 6.5 3
1930 M 6.1 2
1929 M 5.8 2
1928 M 6.1 3
1927 M 5.9 2
1926 M 5.6 1
1924 M 7.1 5
1922 M 6.0 1
1921 M 6.4 2
1909 M 5.8 1