| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 43.9 km |
| Coordinates | 37.156, 141.483 |
| UTC time | 1984-12-18 19:35:27.020 |
Earthquake details
Tuesday, December 18, 1984 Earthquake
The earthquake hit Japan on Tuesday, December 18, 1984 at 19:35 UTC with a magnitude of 5.2. The closest known location in the current dataset is Iwaki (Japan - JP), about 54.5 km away. The epicenter is located at longitude 141.483 and latitude 37.156.
| Location | Iwaki |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1984-12-18
Closest countries
The 12 closest cities near the epicenter.
| Iwaki | 54.5 km |
| Minami-Sōma | 69.0 km |
| Kitaibaraki | 77.1 km |
| Tamura | 83.7 km |
| Sōma | 86.1 km |
| Hitachi | 96.6 km |
| Sukagawa | 98.5 km |
| Kōriyama | 101.1 km |
| Motomiya | 103.8 km |
| Nihommatsu | 104.3 km |
| Shirakawa | 108.4 km |
| Hitachi-ota | 108.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.3
Kōriyama
Japan · 2026-05-05 19:35 UTC
|
92.7 km |
|
M 4.1
Iwaki
Japan · 2026-04-05 17:28 UTC
|
46.1 km |
|
M 4.2
Iwaki
Japan · 2026-03-24 14:03 UTC
|
14.4 km |
|
M 4.5
Minami-Sōma
Japan · 2026-03-10 06:28 UTC
|
54.3 km |
|
M 4.3
Iwaki
Japan · 2026-02-15 08:28 UTC
|
42.6 km |
|
M 4.6
Iwaki
Japan · 2026-02-03 09:03 UTC
|
65.4 km |
|
M 4.3
Mito
Japan · 2026-01-30 18:47 UTC
|
114.4 km |
|
M 4.0
Hitachiomiya
Japan · 2026-01-23 21:20 UTC
|
114.7 km |
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