| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 41.0 km |
| Coordinates | 33.139, 142.274 |
| UTC time | 1989-12-17 05:30:26.720 |
Earthquake details
Sunday, December 17, 1989 Earthquake
The earthquake hit Japan on Sunday, December 17, 1989 at 05:30 UTC with a magnitude of 5.1. The closest known location in the current dataset is Isumi (Japan - JP), about 289.5 km away. The epicenter is located at longitude 142.274 and latitude 33.139.
| Location | Chiba |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1989-12-17
Closest countries
The 12 closest cities near the epicenter.
| Isumi | 289.5 km |
| Kamogawa | 296.0 km |
| Minamibōsō | 302.0 km |
| Tateyama | 302.4 km |
| Mobara | 312.9 km |
| Hasaki | 317.6 km |
| Ōamishirasato | 317.7 km |
| Ōami | 320.0 km |
| Tōgane | 320.6 km |
| Asahi | 323.4 km |
| Sanmu | 325.3 km |
| Yōkaichiba | 326.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.0
Tokyo
Japan · 2026-04-05 23:17 UTC
|
363.2 km |
|
M 4.9
Kashiwa
Japan · 2026-04-01 01:06 UTC
|
390.3 km |
|
M 4.1
Fujisawa
Japan · 2026-03-28 10:36 UTC
|
339.7 km |
|
M 4.4
Isumi
Japan · 2026-02-19 08:24 UTC
|
286.1 km |
|
M 4.1
Ōta
Japan · 2026-02-15 02:52 UTC
|
429.5 km |
|
M 4.3
Ōta
Japan · 2026-02-09 12:27 UTC
|
426.0 km |
|
M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
|
395.6 km |
|
M 4.5
Sakura
Japan · 2026-02-05 00:19 UTC
|
319.6 km |
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