Earthquake details

Wednesday, March 20, 1974 Earthquake

The earthquake hit Guam on Wednesday, March 20, 1974 at 16:54 UTC with a magnitude of 5.0. The closest known location in the current dataset is Dededo Village (Guam - GU), about 293.1 km away. The epicenter is located at longitude 142.674 and latitude 11.945.

Magnitude	5.0
Alert	Strong
Depth	33.0 km
Coordinates	11.945, 142.674
UTC time	1974-03-20 16:54:27.500

Location	Dededo Village
Country	Guam (GU)
Severity	Strong

Earthquake map 1974-03-20

Closest countries

The 12 closest cities near the epicenter.

Dededo Village	293.1 km
Saipan	493.3 km
Jayapura	1626.2 km
Abepura	1634.4 km
Manokwari	1714.3 km
Tandag	1830.9 km
Wamena	1832.7 km
Bislig	1839.7 km
Monkayo	1879.1 km
Nabire	1879.6 km
Compostela	1879.7 km
Bayugan	1884.6 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	388.8 km
M 4.1 Dededo Village Guam · 2026-04-09 18:06 UTC	322.8 km
M 4.5 Dededo Village Guam · 2026-03-29 15:06 UTC	340.3 km
M 4.3 Dededo Village Guam · 2026-03-29 06:36 UTC	366.6 km
M 4.1 Dededo Village Guam · 2026-03-21 11:23 UTC	306.8 km
M 4.5 Dededo Village Guam · 2026-02-27 03:57 UTC	304.3 km
M 4.3 Dededo Village Guam · 2026-02-15 02:20 UTC	331.8 km
M 4.1 Dededo Village Guam · 2026-02-13 01:20 UTC	303.0 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