| Magnitude | 5.6 |
| Alert | Strong |
| Depth | 36.0 km |
| Coordinates | 36.354, 141.484 |
| UTC time | 1982-08-23 16:40:19.490 |
Earthquake details
Monday, August 23, 1982 Earthquake
The earthquake hit Japan on Monday, August 23, 1982 at 16:40 UTC with a magnitude of 5.6. The closest known location in the current dataset is Hitachi (Japan - JP), about 79.5 km away. The epicenter is located at longitude 141.484 and latitude 36.354.
| Location | Iwaki |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1982-08-23
Closest countries
The 12 closest cities near the epicenter.
| Hitachi | 79.5 km |
| Kitaibaraki | 81.5 km |
| Funaishikawa | 83.1 km |
| Hitachi-Naka | 85.2 km |
| Katsuta | 85.3 km |
| Kashima-shi | 87.0 km |
| Inada | 87.1 km |
| Hitachi-ota | 88.4 km |
| Kamisu | 89.4 km |
| Hokota | 89.8 km |
| Hasaki | 90.6 km |
| Mito | 92.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.2
Hitachi
Japan · 2026-08-07 18:41 UTC
82.7 km
M 4.4
Iwaki
Japan · 2026-07-22 11:11 UTC
95.5 km
M 4.3
Iwaki
Japan · 2026-06-18 22:33 UTC
111.0 km
M 4.3
Shirakawa
Japan · 2026-06-01 15:51 UTC
117.6 km
M 4.2
Hitachi
Japan · 2026-05-24 06:08 UTC
97.0 km
M 4.1
Mito
Japan · 2026-05-22 12:39 UTC
100.5 km
M 4.1
Iwaki
Japan · 2026-04-05 17:28 UTC
129.5 km
M 4.2
Iwaki
Japan · 2026-03-24 14:03 UTC
97.8 km
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