Earthquakes by city Japan 100 km
Seismic city profile

Earthquake in Ichihara today

Ichihara, Japan: 2235 earthquakes of magnitude 4.0+ detected within 100 km.

Population
283,531
Residents in the indexed city record.
Earthquakes
2235
Earthquakes at M4.0+ nearby.
Max magnitude
8.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 35.517, 140.083
Nearby activity pulse
Last 30 days
2
Last 12 months
35
Last nearby event: 2026-06-26 03:46 UTC
Strongest nearby event
M 8.0
JP
1923-09-01 02:58 UTC

Updated today

Earthquake in Ichihara today

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of Ichihara. The most recent reached M5.8 at 03:46 UTC near Narita.

2 M4.0+ event(s) have been observed in the last 30 days around Ichihara.

The strongest earthquake recorded near Ichihara reached magnitude 8.0 on 1923-09-01 02:58 UTC, near Fujisawa.

Status today
1 earthquake(s) today
Strongest today
M 5.8

Was there an earthquake in Ichihara today?

1 earthquake(s) of magnitude M4.0+ have been detected today within 100 km of Ichihara. The most recent reached M5.8 at 03:46 UTC near Narita.

When was the last earthquake near Ichihara?

The last nearby earthquake was recorded on 2026-06-26 03:46 UTC.

What is the strongest earthquake recorded near Ichihara?

The strongest earthquake recorded near Ichihara reached magnitude 8.0 on 1923-09-01 02:58 UTC, near Fujisawa.

Map

Earthquakes within 100 km of Ichihara

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

Average magnitude
4.6
Average depth
57.6 km

Timeline

Recent seismic activity

Latest 25 events shown
UTC Magnitude Region Depth
2026-06-26 03:46 M 5.8 Narita
Japan
43.0 km
2026-06-16 10:46 M 5.5 Saitama
Japan
71.8 km
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
2026-02-19 08:24 M 4.4
Isumi
Japan
10.0 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
2026-01-29 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
2026-01-25 02:46 M 4.3
Oyama
Japan
82.6 km
2026-01-17 16:49 M 4.3
Chiba
Japan
72.1 km
2026-01-14 02:50 M 4.3
Hasaki
Japan
37.3 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
2025-11-08 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

Monthly profile

Recent monthly trend

2025-10 2 events
2025-11 4 events
2025-12 1 events
2026-01 7 events
2026-02 6 events
2026-03 1 events
2026-04 2 events
2026-06 2 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2026 M 5.8 18
2025 M 4.8 37
2024 M 5.2 76
2023 M 6.1 65
2022 M 5.0 63
2021 M 5.9 45
2020 M 5.9 51
2019 M 5.2 52
2018 M 5.9 52
2017 M 5.4 55
2016 M 5.4 70
2015 M 5.1 65
2014 M 6.0 71
2013 M 5.6 56
2012 M 6.0 90
2011 M 6.2 241
2010 M 5.1 19
2009 M 5.8 24
2008 M 5.1 47
2007 M 5.2 52
2006 M 5.1 50
2005 M 5.9 58
2004 M 5.8 36
2003 M 5.7 31
2002 M 5.4 24
2001 M 5.0 24
2000 M 6.2 31
1999 M 5.4 16
1998 M 5.7 25
1997 M 5.2 27
1996 M 6.2 33
1995 M 5.3 23
1994 M 5.1 25
1993 M 5.2 14
1992 M 5.8 26
1991 M 6.0 22
1990 M 6.3 29
1989 M 6.1 30
1988 M 5.7 32
1987 M 6.7 36
1986 M 6.6 18
1985 M 5.9 36
1984 M 5.4 27
1983 M 5.9 40
1982 M 5.4 33
1981 M 5.6 18
1980 M 6.0 26
1979 M 5.5 16
1978 M 5.9 24
1977 M 5.5 25
1976 M 5.0 14
1975 M 5.3 22
1974 M 5.8 16
1973 M 5.9 32
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 6.2 3
1929 M 6.2 1
1928 M 5.9 2
1926 M 5.7 2
1924 M 7.0 2
1923 M 8.0 6
1922 M 6.3 1
1921 M 6.4 2
1909 M 5.8 1