| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 98.3 km |
| Coordinates | 13.739, 145.039 |
| UTC time | 1971-03-18 21:33:30.970 |
Earthquake details
Thursday, March 18, 1971 Earthquake
The earthquake hit Guam on Thursday, March 18, 1971 at 21:33 UTC with a magnitude of 5.5. The closest known location in the current dataset is Dededo Village (Guam - GU), about 32.8 km away. The epicenter is located at longitude 145.039 and latitude 13.739.
| Location | Dededo Village |
| Country | Guam (GU) |
| Severity | Strong |
Earthquake map 1971-03-18
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.5
Dededo Village
Guam · 2026-04-12 19:43 UTC
|
67.9 km |
|
M 4.1
Dededo Village
Guam · 2026-04-09 18:06 UTC
|
5.9 km |
|
M 4.5
Dededo Village
Guam · 2026-03-29 15:06 UTC
|
20.2 km |
|
M 4.3
Dededo Village
Guam · 2026-03-29 06:36 UTC
|
77.5 km |
|
M 4.1
Dededo Village
Guam · 2026-03-21 11:23 UTC
|
29.7 km |
|
M 4.5
Dededo Village
Guam · 2026-02-27 03:57 UTC
|
30.6 km |
|
M 4.3
Dededo Village
Guam · 2026-02-15 02:20 UTC
|
7.0 km |
|
M 4.1
Dededo Village
Guam · 2026-02-13 01:20 UTC
|
49.7 km |
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