| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 21.470, 143.357 |
| UTC time | 1981-12-28 20:56:00.740 |
Earthquake details
Monday, December 28, 1981 Earthquake
The earthquake hit Mariana Islands region on Monday, December 28, 1981 at 20:56 UTC with a magnitude of 5.0. The closest known location in the current dataset is Saipan, about 741.2 km away. The epicenter is located at longitude 143.357 and latitude 21.470.
| Location | Mariana Islands region |
| Country | Mariana Islands region |
| Severity | Strong |
Earthquake map 1981-12-28
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
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M 4.5
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Unknown · 2025-10-11 04:01 UTC
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