| Magnitude | 5.3 |
| Alert | Strong |
| Depth | 59.7 km |
| Coordinates | 35.662, 140.612 |
| UTC time | 1983-12-30 04:59:17.260 |
Earthquake details
Friday, December 30, 1983 Earthquake
The earthquake hit Japan on Friday, December 30, 1983 at 04:59 UTC with a magnitude of 5.3. The closest known location in the current dataset is Asahi (Japan - JP), about 7.0 km away. The epicenter is located at longitude 140.612 and latitude 35.662.
| Location | Asahi |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1983-12-30
Closest countries
The 12 closest cities near the epicenter.
| Asahi | 7.0 km |
| Yōkaichiba | 7.0 km |
| Sōsa | 8.0 km |
| Sanmu | 18.0 km |
| Hasaki | 21.5 km |
| Ryōgoku | 23.0 km |
| Tōgane | 25.5 km |
| Kamisu | 26.6 km |
| Sawara | 26.6 km |
| Yachimata | 26.7 km |
| Katori-shi | 28.1 km |
| Ōamishirasato | 28.8 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.9
Kamisu
Japan · 2026-05-01 13:00 UTC
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96.8 km |
|
M 4.0
Tokyo
Japan · 2026-04-05 23:17 UTC
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94.8 km |
|
M 4.9
Kashiwa
Japan · 2026-04-01 01:06 UTC
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78.5 km |
|
M 4.4
Kamisu
Japan · 2026-02-26 11:55 UTC
|
70.8 km |
|
M 4.4
Isumi
Japan · 2026-02-19 08:24 UTC
|
74.2 km |
|
M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
|
92.5 km |
|
M 4.5
Sakura
Japan · 2026-02-05 00:19 UTC
|
21.0 km |
|
M 4.1
Hasaki
Japan · 2026-02-03 18:36 UTC
|
42.6 km |
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