Earthquakes by city Japan 100 km
Seismic city profile

Earthquake in Annaka today

Annaka, Japan: 639 earthquakes of magnitude 4.0+ detected within 100 km.

Population
57,013
Residents in the indexed city record.
Earthquakes
639
Earthquakes at M4.0+ nearby.
Max magnitude
7.0
Strongest recorded event in the current radius.
Timezone
Asia/Tokyo
Coordinates 36.330, 138.896
Nearby activity pulse
Last 30 days
3
Last 12 months
16
Last nearby event: 2026-04-18 05:54 UTC
Strongest nearby event
M 7.0
JP
1924-01-14 20:50 UTC

Updated today

Earthquake in Annaka today

No earthquake of magnitude M4.0+ has been detected today within 100 km of Annaka.

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

The strongest earthquake recorded near Annaka reached magnitude 7.0 on 1924-01-14 20:50 UTC, near Kawagoe.

Status today
No earthquake detected today
Strongest today
-

Was there an earthquake in Annaka today?

No earthquake of magnitude M4.0+ has been detected today within 100 km of Annaka.

When was the last earthquake near Annaka?

The last nearby earthquake was recorded on 2026-04-18 05:54 UTC.

What is the strongest earthquake recorded near Annaka?

The strongest earthquake recorded near Annaka reached magnitude 7.0 on 1924-01-14 20:50 UTC, near Kawagoe.

Map

Earthquakes within 100 km of Annaka

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

Average magnitude
4.6
Average depth
69.4 km

Timeline

Recent seismic activity

Latest 16 events shown
UTC Magnitude Region Depth
2026-04-18 05:54 M 4.9
Chikuma
Japan
10.0 km
2026-04-18 04:20 M 4.9
Chikuma
Japan
10.0 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
2026-01-25 02:46 M 4.3
Oyama
Japan
82.6 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 03:04 M 4.6
Kiryū
Japan
12.4 km
2025-09-05 12:00 M 4.2
Saitama
Japan
70.0 km
2025-08-23 10:22 M 4.1
Chichibu
Japan
129.5 km
2025-08-01 13:58 M 4.4
Ōta
Japan
116.0 km
2025-07-29 18:58 M 4.1
Tsukuba
Japan
78.0 km
2025-06-30 16:13 M 4.0
Tsukuba
Japan
66.1 km

Monthly profile

Recent monthly trend

2025-06 1 events
2025-07 1 events
2025-08 2 events
2025-09 1 events
2025-10 1 events
2025-11 2 events
2026-01 1 events
2026-02 3 events
2026-03 1 events
2026-04 3 events

Historic snapshot

Earthquakes history

Year Max magnitude Earthquakes
2026 M 4.9 8
2025 M 4.8 19
2024 M 5.2 17
2023 M 4.7 12
2022 M 5.0 14
2021 M 5.0 10
2020 M 5.0 9
2019 M 5.0 14
2018 M 5.1 11
2017 M 5.1 14
2016 M 5.4 20
2015 M 5.1 20
2014 M 6.2 25
2013 M 5.8 12
2012 M 5.5 27
2011 M 6.2 34
2010 M 4.5 4
2009 M 5.1 6
2008 M 4.9 13
2007 M 4.5 15
2006 M 4.4 8
2005 M 5.5 27
2004 M 5.6 36
2003 M 5.2 5
2002 M 4.9 6
2001 M 5.3 16
2000 M 4.9 10
1999 M 4.9 6
1998 M 4.6 5
1997 M 5.1 6
1996 M 5.5 12
1995 M 5.1 10
1994 M 5.1 4
1993 M 5.2 5
1992 M 5.0 7
1991 M 5.2 5
1990 M 4.9 12
1989 M 5.6 4
1988 M 4.8 8
1987 M 5.1 13
1986 M 5.6 9
1985 M 4.9 11
1984 M 5.4 10
1983 M 5.7 15
1982 M 4.8 3
1981 M 5.2 5
1980 M 5.4 5
1979 M 4.8 5
1978 M 5.7 7
1977 M 5.4 4
1976 M 5.4 13
1975 M 5.1 7
1974 M 5.6 4
1973 M 5.1 6
1971 M 5.5 1
1968 M 6.1 2
1967 M 5.7 2
1966 M 5.8 7
1965 M 5.6 1
1959 M 5.7 1
1949 M 6.3 2
1941 M 6.3 1
1933 M 6.0 1
1931 M 6.5 3
1928 M 5.6 1
1927 M 5.6 1
1924 M 7.0 1
1921 M 6.0 1
1918 M 6.1 1