Earthquake details

Friday, September 23, 1977 Earthquake

The earthquake hit Republic of Indonesia on Friday, September 23, 1977 at 05:57 UTC with a magnitude of 6.0. The closest known location in the current dataset is Tambolaka (Republic of Indonesia - ID), about 227.3 km away. The epicenter is located at longitude 118.217 and latitude -11.206.

Magnitude 6.0
Alert Severe
Depth 33.0 km
Coordinates -11.206, 118.217
UTC time 1977-09-23 05:57:55.600
Location Mataram
Country Indonesia (ID)
Severity Severe

Earthquake map 1977-09-23

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.1
Mataram
Indonesia · 2026-07-11 08:47 UTC
89.9 km
M 4.3
Labuan Bajo
Indonesia · 2026-06-13 17:39 UTC
45.9 km
M 4.9
Mataram
Indonesia · 2026-02-15 13:44 UTC
43.5 km
M 4.7
Labuan Bajo
Indonesia · 2026-01-19 13:15 UTC
34.4 km
M 4.4
Labuan Bajo
Indonesia · 2025-05-29 01:41 UTC
36.1 km
M 4.9
Mataram
Indonesia · 2025-05-18 03:47 UTC
12.0 km
M 4.4
Labuan Bajo
Indonesia · 2025-02-24 07:46 UTC
31.7 km
M 4.5
Tambolaka
Indonesia · 2024-05-08 20:54 UTC
91.4 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.