| Magnitude | 6.1 |
| Alert | Severe |
| Depth | 54.9 km |
| Coordinates | 37.065, 141.473 |
| UTC time | 1987-04-16 19:23:25.850 |
Earthquake details
Thursday, April 16, 1987 Earthquake
The earthquake hit Japan on Thursday, April 16, 1987 at 19:23 UTC with a magnitude of 6.1. The closest known location in the current dataset is Iwaki (Japan - JP), about 52.4 km away. The epicenter is located at longitude 141.473 and latitude 37.065.
| Location | Iwaki |
| Country | Japan (JP) |
| Severity | Severe |
Earthquake map 1987-04-16
Closest countries
The 12 closest cities near the epicenter.
| Iwaki | 52.4 km |
| Kitaibaraki | 71.5 km |
| Minami-Sōma | 76.5 km |
| Tamura | 87.1 km |
| Hitachi | 89.8 km |
| Sōma | 94.2 km |
| Sukagawa | 99.7 km |
| Hitachi-ota | 101.8 km |
| Kōriyama | 103.5 km |
| Funaishikawa | 104.7 km |
| Motomiya | 107.3 km |
| Shirakawa | 107.7 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.3
Kōriyama
Japan · 2026-05-05 19:35 UTC
|
96.8 km |
|
M 4.1
Iwaki
Japan · 2026-04-05 17:28 UTC
|
55.1 km |
|
M 4.2
Iwaki
Japan · 2026-03-24 14:03 UTC
|
21.2 km |
|
M 4.5
Minami-Sōma
Japan · 2026-03-10 06:28 UTC
|
60.5 km |
|
M 4.3
Iwaki
Japan · 2026-02-15 08:28 UTC
|
49.4 km |
|
M 4.6
Iwaki
Japan · 2026-02-03 09:03 UTC
|
57.0 km |
|
M 4.3
Mito
Japan · 2026-01-30 18:47 UTC
|
106.1 km |
|
M 4.0
Hitachiomiya
Japan · 2026-01-23 21:20 UTC
|
110.1 km |
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