| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 40.0 km |
| Coordinates | 0.665, 98.676 |
| UTC time | 1977-05-23 21:55:54.100 |
Earthquake details
Monday, May 23, 1977 Earthquake
The earthquake hit Republic of Indonesia on Monday, May 23, 1977 at 21:55 UTC with a magnitude of 5.5. The closest known location in the current dataset is Padangsidempuan (Republic of Indonesia - ID), about 103.5 km away. The epicenter is located at longitude 98.676 and latitude 0.665.
| Location | Padangsidempuan |
| Country | Indonesia (ID) |
| Severity | Strong |
Earthquake map 1977-05-23
Closest countries
The 12 closest cities near the epicenter.
| Padangsidempuan | 103.5 km |
| Sibolga | 120.3 km |
| Gunungsitoli | 137.1 km |
| Tarutung | 153.7 km |
| Bandar | 195.1 km |
| Rantauprapat | 205.2 km |
| Singkil | 205.8 km |
| Pariaman | 215.1 km |
| Bukittinggi | 217.6 km |
| Payakumbuh | 238.9 km |
| Pematangsiantar | 259.1 km |
| Padang | 259.2 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
|
M 4.4
Padangsidempuan
Indonesia · 2026-04-12 02:14 UTC
|
92.5 km |
|
M 4.2
Padangsidempuan
Indonesia · 2025-12-27 09:16 UTC
|
143.5 km |
|
M 4.4
Tarutung
Indonesia · 2025-12-18 10:45 UTC
|
156.9 km |
|
M 4.1
Padangsidempuan
Indonesia · 2025-11-01 00:24 UTC
|
74.2 km |
|
M 4.4
Padangsidempuan
Indonesia · 2025-09-04 13:52 UTC
|
126.5 km |
|
M 4.3
Padangsidempuan
Indonesia · 2025-08-23 16:32 UTC
|
89.2 km |
|
M 5.0
Padangsidempuan
Indonesia · 2025-08-07 15:28 UTC
|
79.5 km |
|
M 4.9
Padangsidempuan
Indonesia · 2025-05-12 03:09 UTC
|
61.0 km |
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