Earthquakes by city Japan 100 km
Seismic city profile

Hitachi-Naka

Hitachi-Naka, Japan: 3139 earthquakes of magnitude 4.0+ detected within 100 km.

Population
156,581
Residents in the indexed city record.
Earthquakes
3139
Earthquakes at M4.0+ nearby.
Max magnitude
7.9
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.397, 140.535
Nearby activity pulse
Last 30 days
1
Last 12 months
49
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 Hitachi-Naka

The map centers on Hitachi-Naka and highlights the most recent earthquakes detected within 100 km.

Average magnitude
4.6
Average depth
51.3 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
2026-03-14 11:17 M 4.2
Hitachi
Japan
46.4 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
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
2025-12-13 22:52 M 4.4
Iwaki
Japan
60.2 km
2025-12-12 10:05 M 4.8
Tsukuba
Japan
62.9 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
2025-09-19 18:02 M 4.6
Mito
Japan
38.9 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
2025-08-29 16:13 M 4.2
Hitachi
Japan
64.8 km

Monthly profile

Recent monthly trend

2025-08 2 events
2025-09 2 events
2025-10 3 events
2025-11 3 events
2025-12 4 events
2026-01 3 events
2026-02 6 events
2026-03 1 events
2026-04 1 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2026 M 4.9 11
2025 M 4.9 54
2024 M 5.6 61
2023 M 6.1 75
2022 M 5.4 67
2021 M 5.2 52
2020 M 5.8 69
2019 M 5.1 48
2018 M 5.4 58
2017 M 5.6 76
2016 M 5.9 91
2015 M 5.2 84
2014 M 5.6 116
2013 M 5.6 101
2012 M 6.0 189
2011 M 7.9 676
2010 M 5.1 38
2009 M 5.7 27
2008 M 6.9 78
2007 M 5.0 44
2006 M 5.7 47
2005 M 6.3 61
2004 M 6.0 41
2003 M 5.7 40
2002 M 5.6 23
2001 M 5.3 34
2000 M 6.2 38
1999 M 5.3 17
1998 M 5.5 27
1997 M 5.9 20
1996 M 5.5 27
1995 M 6.0 27
1994 M 5.5 28
1993 M 5.6 16
1992 M 5.7 32
1991 M 6.0 27
1990 M 6.3 33
1989 M 6.1 34
1988 M 5.2 21
1987 M 5.9 31
1986 M 6.2 29
1985 M 5.9 40
1984 M 5.7 41
1983 M 5.9 42
1982 M 5.6 59
1981 M 5.5 22
1980 M 5.4 20
1979 M 5.8 23
1978 M 5.7 27
1977 M 5.6 18
1976 M 5.0 18
1975 M 5.5 31
1974 M 6.0 26
1973 M 5.9 31
1971 M 5.5 3
1969 M 5.7 2
1968 M 5.8 1
1967 M 5.8 2
1966 M 5.6 1
1965 M 7.0 10
1964 M 6.3 2
1963 M 6.3 3
1962 M 5.8 1
1961 M 5.9 1
1960 M 5.7 1
1958 M 5.6 1
1956 M 6.3 2
1955 M 5.9 1
1954 M 6.3 2
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 2
1941 M 6.2 1
1939 M 5.7 1
1938 M 7.7 6
1935 M 6.9 2
1932 M 6.0 1
1931 M 5.8 2
1930 M 6.1 2
1929 M 5.8 2
1928 M 6.1 4
1927 M 5.9 2
1926 M 5.6 1
1924 M 7.1 4
1922 M 6.0 1
1921 M 6.4 1