Earthquake details

Tuesday, August 16, 1983 Earthquake

The earthquake hit Guam on Tuesday, August 16, 1983 at 00:33 UTC with a magnitude of 5.1. The closest known location in the current dataset is Dededo Village (Guam - GU), about 233.3 km away. The epicenter is located at longitude 143.076 and latitude 12.318.

Magnitude	5.1
Alert	Strong
Depth	61.9 km
Coordinates	12.318, 143.076
UTC time	1983-08-16 00:33:44.490

Location	Dededo Village
Country	Guam (GU)
Severity	Strong

Earthquake map 1983-08-16

Closest countries

The 12 closest cities near the epicenter.

Dededo Village	233.3 km
Saipan	433.2 km
Jayapura	1673.7 km
Abepura	1682.1 km
Manokwari	1773.3 km
Tandag	1880.5 km
Wamena	1883.4 km
Bislig	1891.1 km
Monkayo	1931.1 km
Compostela	1932.0 km
Bayugan	1934.8 km
Nabire	1936.0 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	329.4 km
M 4.1 Dededo Village Guam · 2026-04-09 18:06 UTC	263.0 km
M 4.5 Dededo Village Guam · 2026-03-29 15:06 UTC	280.7 km
M 4.3 Dededo Village Guam · 2026-03-29 06:36 UTC	309.3 km
M 4.1 Dededo Village Guam · 2026-03-21 11:23 UTC	246.6 km
M 4.5 Dededo Village Guam · 2026-02-27 03:57 UTC	245.1 km
M 4.3 Dededo Village Guam · 2026-02-15 02:20 UTC	271.9 km
M 4.1 Dededo Village Guam · 2026-02-13 01:20 UTC	242.9 km

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