Earthquake details

Sunday, February 21, 1988 Earthquake

The earthquake hit Guam on Sunday, February 21, 1988 at 16:55 UTC with a magnitude of 5.6. The closest known location in the current dataset is Dededo Village (Guam - GU), about 100.4 km away. The epicenter is located at longitude 145.735 and latitude 13.284.

Magnitude	5.6
Alert	Strong
Depth	57.0 km
Coordinates	13.284, 145.735
UTC time	1988-02-21 16:55:21.050

Location	Dededo Village
Country	Guam (GU)
Severity	Strong

Earthquake map 1988-02-21

Closest countries

The 12 closest cities near the epicenter.

Dededo Village	100.4 km
Saipan	214.7 km
Jayapura	1846.0 km
Abepura	1855.5 km
Manokwari	2034.5 km
Wamena	2075.0 km
Mount Hagen	2137.3 km
Nabire	2170.6 km
Tandag	2183.3 km
Bislig	2196.3 km
Lae	2231.6 km
Monkayo	2237.0 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	69.8 km
M 4.1 Dededo Village Guam · 2026-04-09 18:06 UTC	86.2 km
M 4.5 Dededo Village Guam · 2026-03-29 15:06 UTC	73.9 km
M 4.3 Dededo Village Guam · 2026-03-29 06:36 UTC	18.1 km
M 4.1 Dededo Village Guam · 2026-03-21 11:23 UTC	118.9 km
M 4.5 Dededo Village Guam · 2026-02-27 03:57 UTC	81.3 km
M 4.3 Dededo Village Guam · 2026-02-15 02:20 UTC	88.2 km
M 4.1 Dededo Village Guam · 2026-02-13 01:20 UTC	139.7 km

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