| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 164.0 km |
| Coordinates | 19.234, 145.423 |
| UTC time | 1983-07-31 21:05:10.420 |
Earthquake details
Sunday, July 31, 1983 Earthquake
The earthquake hit Northern Mariana Islands on Sunday, July 31, 1983 at 21:05 UTC with a magnitude of 5.1. The closest known location in the current dataset is Saipan (Northern Mariana Islands - NO), about 449.1 km away. The epicenter is located at longitude 145.423 and latitude 19.234.
| Location | Maug Islands region |
| Country | Northern Mariana Islands (NO) |
| Severity | Strong |
Earthquake map 1983-07-31
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.4
Pagan region
Northern Mariana Islands · 2026-07-04 22:12 UTC
55.8 km
M 4.2
Pagan region
Northern Mariana Islands · 2026-06-30 17:33 UTC
34.7 km
M 4.3
Pagan region
Northern Mariana Islands · 2026-06-22 05:42 UTC
35.5 km
M 4.1
Saipan
Northern Mariana Islands · 2026-06-14 04:53 UTC
77.2 km
M 4.4
Pagan region
Northern Mariana Islands · 2026-06-06 09:24 UTC
41.5 km
M 4.4
Maug Islands region
Northern Mariana Islands · 2026-05-27 19:51 UTC
59.9 km
M 5.5
Pagan region
Northern Mariana Islands · 2026-04-14 03:04 UTC
34.3 km
M 4.9
Saipan
Northern Mariana Islands · 2026-04-12 01:09 UTC
88.7 km
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