| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 76.0 km |
| Coordinates | 2.429, 128.419 |
| UTC time | 1977-10-20 13:16:17.400 |
Earthquake details
Thursday, October 20, 1977 Earthquake
The earthquake hit Republic of Indonesia on Thursday, October 20, 1977 at 13:16 UTC with a magnitude of 5.5. The closest known location in the current dataset is Tobelo (Republic of Indonesia - ID), about 90.3 km away. The epicenter is located at longitude 128.419 and latitude 2.429.
| Location | Tobelo |
| Country | Indonesia (ID) |
| Severity | Strong |
Earthquake map 1977-10-20
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.4
Tobelo
Indonesia · 2026-05-29 19:54 UTC
97.3 km
M 4.8
Ternate
Indonesia · 2026-05-23 14:11 UTC
150.3 km
M 4.4
Tobelo
Indonesia · 2026-04-28 19:59 UTC
17.6 km
M 4.6
Tobelo
Indonesia · 2026-04-10 19:08 UTC
29.3 km
M 4.4
Ternate
Indonesia · 2026-04-06 23:19 UTC
153.0 km
M 4.2
Ternate
Indonesia · 2026-04-05 17:40 UTC
157.7 km
M 4.1
Ternate
Indonesia · 2026-04-03 04:08 UTC
183.4 km
M 4.2
Tobelo
Indonesia · 2026-03-29 09:27 UTC
148.3 km
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