Earthquake details

Saturday, August 20, 1977 Earthquake

The earthquake hit Republic of Indonesia on Saturday, August 20, 1977 at 09:21 UTC with a magnitude of 5.8. The closest known location in the current dataset is Tambolaka (Republic of Indonesia - ID), about 187.4 km away. The epicenter is located at longitude 119.127 and latitude -11.108.

Magnitude 5.8
Alert Strong
Depth 33.0 km
Coordinates -11.108, 119.127
UTC time 1977-08-20 09:21:50.300
Location Tambolaka
Country Indonesia (ID)
Severity Strong

Earthquake map 1977-08-20

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.4
Waingapu
Indonesia · 2026-07-17 13:07 UTC
86.8 km
M 4.3
Labuan Bajo
Indonesia · 2026-06-13 17:39 UTC
69.2 km
M 4.7
Labuan Bajo
Indonesia · 2026-01-19 13:15 UTC
80.4 km
M 5.1
Waingapu
Indonesia · 2025-12-05 20:42 UTC
62.0 km
M 4.8
Waingapu
Indonesia · 2025-06-13 02:28 UTC
16.4 km
M 4.4
Labuan Bajo
Indonesia · 2025-05-29 01:41 UTC
71.3 km
M 4.9
Mataram
Indonesia · 2025-05-18 03:47 UTC
89.4 km
M 4.4
Labuan Bajo
Indonesia · 2025-02-24 07:46 UTC
82.7 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.