| Magnitude | 5.2 |
| Alert | Strong |
| Depth | 122.3 km |
| Coordinates | 13.584, 144.549 |
| UTC time | 1987-08-03 05:21:09.990 |
Earthquake details
Monday, August 3, 1987 Earthquake
The earthquake hit Guam on Monday, August 3, 1987 at 05:21 UTC with a magnitude of 5.2. The closest known location in the current dataset is Dededo Village (Guam - GU), about 32.2 km away. The epicenter is located at longitude 144.549 and latitude 13.584.
| Location | Dededo Village |
| Country | Guam (GU) |
| Severity | Strong |
Earthquake map 1987-08-03
Closest countries
The 12 closest cities near the epicenter.
| Dededo Village | 32.2 km |
| Saipan | 223.0 km |
| Jayapura | 1843.4 km |
| Abepura | 1852.4 km |
| Manokwari | 1981.0 km |
| Wamena | 2063.1 km |
| Tandag | 2063.9 km |
| Bislig | 2079.6 km |
| Surigao City | 2118.8 km |
| Bayugan | 2119.4 km |
| Monkayo | 2121.3 km |
| Compostela | 2123.0 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
86.7 km
M 4.4
Dededo Village
Guam · 2026-07-02 23:21 UTC
96.7 km
M 4.0
Dededo Village
Guam · 2026-06-26 07:05 UTC
39.2 km
M 4.4
Dededo Village
Guam · 2026-06-23 04:59 UTC
103.8 km
M 4.1
Dededo Village
Guam · 2026-06-07 19:48 UTC
66.5 km
M 4.2
Dededo Village
Guam · 2026-05-29 12:27 UTC
30.3 km
M 4.5
Dededo Village
Guam · 2026-05-26 11:10 UTC
18.9 km
M 4.6
Dededo Village
Guam · 2026-05-24 15:17 UTC
72.5 km
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