Iwamizawa, Japan: 328 earthquakes of magnitude 4.0+ detected within 100 km.
Map
The map centers on Iwamizawa and highlights the most recent earthquakes detected within 100 km.
Timeline
| UTC | Magnitude | Region | Depth |
|---|---|---|---|
| 2026-01-11 11:11 | M 4.2 |
Tomakomai
Japan
|
137.9 km |
| 2026-01-01 15:56 | M 4.2 |
Asahikawa
Japan
|
190.1 km |
| 2025-11-01 16:46 | M 4.4 |
Tomakomai
Japan
|
138.1 km |
| 2025-10-12 06:13 | M 4.3 |
Sapporo
Japan
|
130.2 km |
| 2025-10-05 06:30 | M 4.3 |
Tomakomai
Japan
|
124.6 km |
| 2025-08-14 07:31 | M 4.3 |
Tomakomai
Japan
|
127.5 km |
| 2025-05-12 21:33 | M 4.5 |
Tomakomai
Japan
|
123.6 km |
Monthly profile
Historic snapshot
Strongest years
| Year | Max magnitude | Earthquakes |
|---|---|---|
| 2026 | M 4.2 | 2 |
| 2025 | M 4.9 | 8 |
| 2024 | M 4.5 | 6 |
| 2023 | M 6.2 | 9 |
| 2022 | M 4.6 | 7 |
| 2021 | M 5.3 | 7 |
| 2020 | M 5.0 | 6 |
| 2019 | M 5.4 | 16 |
| 2018 | M 6.6 | 58 |
| 2017 | M 5.3 | 10 |
| 2016 | M 4.6 | 9 |
| 2015 | M 4.7 | 9 |
| 2014 | M 5.5 | 7 |
| 2013 | M 4.5 | 4 |
| 2012 | M 4.8 | 7 |
| 2011 | M 6.1 | 9 |
| 2010 | M 4.8 | 4 |
| 2009 | M 5.5 | 6 |
| 2008 | M 4.5 | 6 |
| 2007 | M 5.5 | 5 |
| 2006 | M 4.4 | 9 |
| 2005 | M 4.4 | 3 |
| 2004 | M 4.4 | 4 |
| 2003 | M 4.6 | 5 |
| 2002 | M 4.5 | 3 |
| 2001 | M 4.8 | 4 |
| 2000 | M 4.8 | 9 |
| 1999 | M 4.4 | 3 |
| 1998 | M 4.2 | 3 |
| 1997 | M 4.6 | 4 |
| 1996 | M 4.6 | 1 |
| 1995 | M 5.6 | 3 |
| 1994 | M 5.0 | 4 |
| 1993 | M 4.8 | 10 |
| 1992 | M 4.4 | 2 |
| 1991 | M 4.4 | 2 |
| 1990 | M 4.9 | 4 |
| 1989 | M 4.5 | 2 |
| 1988 | M 6.0 | 3 |
| 1987 | M 5.1 | 5 |
| 1986 | M 5.2 | 1 |
| 1985 | M 5.2 | 5 |
| 1984 | M 5.3 | 3 |
| 1983 | M 4.8 | 3 |
| 1982 | M 5.1 | 9 |
| 1981 | M 6.3 | 3 |
| 1980 | M 4.6 | 2 |
| 1979 | M 5.0 | 5 |
| 1978 | M 5.0 | 5 |
| 1977 | M 5.1 | 2 |
| 1975 | M 4.6 | 2 |
| 1974 | M 6.0 | 4 |
| 1973 | M 4.4 | 1 |
| 1969 | M 5.9 | 1 |
| 1967 | M 5.7 | 1 |
| 1966 | M 5.8 | 1 |
| 1927 | M 6.0 | 1 |
| 1913 | M 6.8 | 1 |