| Magnitude | 5.0 |
| Alert | Strong |
| Depth | 146.0 km |
| Coordinates | 13.692, 144.722 |
| UTC time | 1978-02-12 11:09:09.600 |
Earthquake details
Sunday, February 12, 1978 Earthquake
The earthquake hit Guam on Sunday, February 12, 1978 at 11:09 UTC with a magnitude of 5.0. The closest known location in the current dataset is Dededo Village (Guam - GU), about 23.2 km away. The epicenter is located at longitude 144.722 and latitude 13.692.
| Location | Dededo Village |
| Country | Guam (GU) |
| Severity | Strong |
Earthquake map 1978-02-12
Closest countries
The 12 closest cities near the epicenter.
| Dededo Village | 23.2 km |
| Saipan | 202.6 km |
| Jayapura | 1859.5 km |
| Abepura | 1868.6 km |
| Manokwari | 2001.8 km |
| Wamena | 2080.3 km |
| Tandag | 2084.7 km |
| Bislig | 2100.8 km |
| Surigao City | 2139.3 km |
| Bayugan | 2140.3 km |
| Monkayo | 2142.6 km |
| Compostela | 2144.3 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 5.0
Dededo Village
Guam · 2026-07-21 11:09 UTC
103.6 km
M 4.4
Dededo Village
Guam · 2026-07-02 23:21 UTC
109.3 km
M 4.0
Dededo Village
Guam · 2026-06-26 07:05 UTC
38.1 km
M 4.4
Dededo Village
Guam · 2026-06-23 04:59 UTC
101.9 km
M 4.1
Dededo Village
Guam · 2026-06-07 19:48 UTC
45.8 km
M 4.2
Dededo Village
Guam · 2026-05-29 12:27 UTC
32.4 km
M 4.5
Dededo Village
Guam · 2026-05-26 11:10 UTC
3.4 km
M 4.6
Dededo Village
Guam · 2026-05-24 15:17 UTC
72.5 km
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