Earthquake details

Tuesday, December 22, 1987 Earthquake

The earthquake hit Guam on Tuesday, December 22, 1987 at 19:22 UTC with a magnitude of 5.0. The closest known location in the current dataset is Dededo Village (Guam - GU), about 160.7 km away. The epicenter is located at longitude 144.288 and latitude 12.178.

Magnitude	5.0
Alert	Strong
Depth	57.1 km
Coordinates	12.178, 144.288
UTC time	1987-12-22 19:22:27.530

Location	Dededo Village
Country	Guam (GU)
Severity	Strong

Earthquake map 1987-12-22

Closest countries

The 12 closest cities near the epicenter.

Dededo Village	160.7 km
Saipan	373.2 km
Jayapura	1684.6 km
Abepura	1693.6 km
Manokwari	1839.7 km
Wamena	1905.5 km
Nabire	1984.2 km
Mount Hagen	2007.7 km
Tandag	2008.5 km
Bislig	2017.1 km
Sorong	2046.0 km
Monkayo	2056.3 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.5 Dededo Village Guam · 2026-04-12 19:43 UTC	241.8 km
M 4.1 Dededo Village Guam · 2026-04-09 18:06 UTC	187.4 km
M 4.5 Dededo Village Guam · 2026-03-29 15:06 UTC	200.0 km
M 4.3 Dededo Village Guam · 2026-03-29 06:36 UTC	206.6 km
M 4.1 Dededo Village Guam · 2026-03-21 11:23 UTC	187.7 km
M 4.5 Dededo Village Guam · 2026-02-27 03:57 UTC	163.0 km
M 4.3 Dededo Village Guam · 2026-02-15 02:20 UTC	197.7 km
M 4.1 Dededo Village Guam · 2026-02-13 01:20 UTC	195.6 km

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