| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 114.0 km |
| Coordinates | 16.455, 145.967 |
| UTC time | 1973-10-23 06:10:12.200 |
Earthquake details
Tuesday, October 23, 1973 Earthquake
The earthquake hit Northern Mariana Islands on Tuesday, October 23, 1973 at 06:10 UTC with a magnitude of 5.1. The closest known location in the current dataset is Saipan (Northern Mariana Islands - MP), about 140.2 km away. The epicenter is located at longitude 145.967 and latitude 16.455.
| Location | Saipan |
| Country | Northern Mariana Islands (MP) |
| Severity | Strong |
Earthquake map 1973-10-23
Closest countries
The 12 closest cities near the epicenter.
| Saipan | 140.2 km |
| Dededo Village | 348.7 km |
| Amami | 2148.6 km |
| Naze | 2148.8 km |
| Tateyama | 2150.1 km |
| Minamibōsō | 2153.5 km |
| Kamogawa | 2155.7 km |
| Isumi | 2161.9 km |
| Omaezaki | 2162.5 km |
| Katsuren-haebaru | 2170.1 km |
| Nanjō | 2170.3 km |
| Yaese | 2171.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.0
Saipan
Northern Mariana Islands · 2026-03-25 15:12 UTC
|
140.7 km |
|
M 4.5
Saipan
Northern Mariana Islands · 2026-03-04 10:17 UTC
|
142.8 km |
|
M 4.6
Saipan
Northern Mariana Islands · 2025-11-27 12:26 UTC
|
207.2 km |
|
M 4.5
Saipan
Northern Mariana Islands · 2025-11-21 13:46 UTC
|
76.7 km |
|
M 4.5
Saipan
Northern Mariana Islands · 2025-11-11 01:53 UTC
|
202.0 km |
|
M 4.4
Saipan
Northern Mariana Islands · 2025-11-06 11:21 UTC
|
182.3 km |
|
M 4.3
Saipan
Northern Mariana Islands · 2025-09-28 23:57 UTC
|
238.9 km |
|
M 4.5
Saipan
Northern Mariana Islands · 2025-08-21 05:57 UTC
|
89.5 km |
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