Earthquake details

Tuesday, August 23, 1977 Earthquake

The earthquake hit Republic of Indonesia on Tuesday, August 23, 1977 at 23:06 UTC with a magnitude of 5.4. The closest known location in the current dataset is Tambolaka (Republic of Indonesia - ID), about 239.4 km away. The epicenter is located at longitude 118.224 and latitude -11.334.

Magnitude 5.4
Alert Strong
Depth 33.0 km
Coordinates -11.334, 118.224
UTC time 1977-08-23 23:06:13.500
Location Mataram
Country Indonesia (ID)
Severity Strong

Earthquake map 1977-08-23

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.1
Mataram
Indonesia · 2026-07-11 08:47 UTC
84.1 km
M 4.3
Labuan Bajo
Indonesia · 2026-06-13 17:39 UTC
39.7 km
M 4.9
Mataram
Indonesia · 2026-02-15 13:44 UTC
35.6 km
M 4.7
Labuan Bajo
Indonesia · 2026-01-19 13:15 UTC
26.6 km
M 4.4
Labuan Bajo
Indonesia · 2025-05-29 01:41 UTC
32.1 km
M 4.9
Mataram
Indonesia · 2025-05-18 03:47 UTC
14.4 km
M 4.4
Labuan Bajo
Indonesia · 2025-02-24 07:46 UTC
23.6 km
M 4.5
Labuan Bajo
Indonesia · 2024-03-07 20:46 UTC
63.3 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.