| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 60.4 km |
| Coordinates | 37.754, 141.697 |
| UTC time | 1984-10-27 11:11:50.890 |
Earthquake details
Saturday, October 27, 1984 Earthquake
The earthquake hit Japan on Saturday, October 27, 1984 at 11:11 UTC with a magnitude of 5.4. The closest known location in the current dataset is Minami-Sōma (Japan - JP), about 64.8 km away. The epicenter is located at longitude 141.697 and latitude 37.754.
| Location | Sendai |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1984-10-27
Closest countries
The 12 closest cities near the epicenter.
| Minami-Sōma | 64.8 km |
| Sōma | 67.7 km |
| Watari | 80.6 km |
| Ishinomaki | 81.6 km |
| Iwanuma | 83.3 km |
| Natori-shi | 84.9 km |
| Kakuda | 84.9 km |
| Shiogama | 85.5 km |
| Higashimatsushima | 85.9 km |
| Yamoto | 86.0 km |
| Tagajō-shi | 86.2 km |
| Rifu | 90.1 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.6
Ishinomaki
Japan · 2026-08-04 14:00 UTC
84.0 km
M 4.4
Iwaki
Japan · 2026-07-22 11:11 UTC
61.5 km
M 4.3
Iwaki
Japan · 2026-06-18 22:33 UTC
56.3 km
M 4.0
Ishinomaki
Japan · 2026-06-16 16:06 UTC
30.6 km
M 4.3
Sendai
Japan · 2026-06-12 19:49 UTC
54.3 km
M 4.4
Ishinomaki
Japan · 2026-06-08 22:26 UTC
19.6 km
M 4.6
Ishinomaki
Japan · 2026-04-12 13:00 UTC
61.5 km
M 4.1
Iwaki
Japan · 2026-04-05 17:28 UTC
30.0 km
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