| Magnitude | 5.5 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -39.752, -15.941 |
| UTC time | 1977-10-14 16:46:51.700 |
Earthquake details
Friday, October 14, 1977 Earthquake
The earthquake hit Tristan da Cunha region on Friday, October 14, 1977 at 16:46 UTC with a magnitude of 5.5. The closest known location in the current dataset is Cabo Frio, about 3091.0 km away. The epicenter is located at longitude -15.941 and latitude -39.752.
| Location | Tristan da Cunha region |
| Country | Tristan da Cunha region |
| Severity | Strong |
Earthquake map 1977-10-14
Closest countries
The 12 closest cities near the epicenter.
| Cabo Frio | 3091.0 km |
| São Pedro da Aldeia | 3100.4 km |
| Saldanha | 3108.2 km |
| Cape Town | 3109.5 km |
| Macaé | 3111.8 km |
| Rio das Ostras | 3112.7 km |
| Araruama | 3115.8 km |
| Vredenburg | 3116.8 km |
| Saquarema | 3123.3 km |
| Campos dos Goytacazes | 3128.6 km |
| Atlantis | 3129.9 km |
| Somerset West | 3137.0 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.4
southern Mid-Atlantic Ridge
Unknown · 2026-06-28 00:39 UTC
56.1 km
M 4.9
southern Mid-Atlantic Ridge
Unknown · 2026-06-15 07:51 UTC
94.7 km
M 4.4
southern Mid-Atlantic Ridge
Unknown · 2025-10-18 19:02 UTC
42.0 km
M 5.6
Tristan da Cunha region
Unknown · 2025-09-12 17:46 UTC
44.7 km
M 4.5
southern Mid-Atlantic Ridge
Unknown · 2025-06-10 04:18 UTC
45.8 km
M 4.5
southern Mid-Atlantic Ridge
Unknown · 2024-12-19 10:14 UTC
43.9 km
M 5.9
southern Mid-Atlantic Ridge
Unknown · 2024-12-07 17:31 UTC
96.4 km
M 4.8
Tristan da Cunha region
Unknown · 2024-04-07 11:00 UTC
38.4 km
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