Earthquake details

Tuesday, April 21, 1998 Earthquake

The earthquake hit Guam on Tuesday, April 21, 1998 at 16:22 UTC with a magnitude of 5.0. The closest known location in the current dataset is Dededo Village (Guam - GU), about 196.6 km away. The epicenter is located at longitude 143.714 and latitude 12.134.

Magnitude	5.0
Alert	Strong
Depth	33.0 km
Coordinates	12.134, 143.714
UTC time	1998-04-21 16:22:18.320

Location	Dededo Village
Country	Guam (GU)
Severity	Strong

Earthquake map 1998-04-21

Closest countries

The 12 closest cities near the epicenter.

Dededo Village	196.6 km
Saipan	407.6 km
Jayapura	1666.1 km
Abepura	1674.8 km
Manokwari	1797.5 km
Wamena	1882.1 km
Tandag	1945.9 km
Nabire	1949.5 km
Bislig	1954.9 km
Monkayo	1994.2 km
Compostela	1994.8 km
Sorong	1998.3 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	287.3 km
M 4.1 Dededo Village Guam · 2026-04-09 18:06 UTC	225.8 km
M 4.5 Dededo Village Guam · 2026-03-29 15:06 UTC	241.3 km
M 4.3 Dededo Village Guam · 2026-03-29 06:36 UTC	258.5 km
M 4.1 Dededo Village Guam · 2026-03-21 11:23 UTC	217.7 km
M 4.5 Dededo Village Guam · 2026-02-27 03:57 UTC	203.9 km
M 4.3 Dededo Village Guam · 2026-02-15 02:20 UTC	235.7 km
M 4.1 Dededo Village Guam · 2026-02-13 01:20 UTC	220.0 km

Stay informed

Earthquake alerts

Create targeted notifications for important seismic activity near the places you follow.

Choose the places you want to monitor.

Set a minimum magnitude for notifications.

Set up alerts Create account