| Magnitude | 5.7 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 39.076, 143.339 |
| UTC time | 1981-02-23 09:21:36.370 |
Earthquake details
Monday, February 23, 1981 Earthquake
The earthquake hit Japan on Monday, February 23, 1981 at 09:21 UTC with a magnitude of 5.7. The closest known location in the current dataset is Kamaishi (Japan - JP), about 128.9 km away. The epicenter is located at longitude 143.339 and latitude 39.076.
| Location | Ishinomaki |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 1981-02-23
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 6.6
Kesennuma
Japan · 2026-05-15 11:22 UTC
132.5 km
M 6.7
Ōfunato
Japan · 2026-05-15 11:22 UTC
95.9 km
M 4.7
Minami-Sōma
Japan · 2026-05-07 23:31 UTC
231.1 km
M 4.6
Ishinomaki
Japan · 2026-04-12 13:00 UTC
160.8 km
M 5.0
Ishinomaki
Japan · 2026-04-04 10:36 UTC
154.6 km
M 4.3
Ishinomaki
Japan · 2026-04-04 03:16 UTC
157.3 km
M 5.0
Ishinomaki
Japan · 2026-04-02 00:52 UTC
181.5 km
M 4.4
Sendai
Japan · 2026-03-30 19:05 UTC
147.7 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.