| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | -51.867, 28.069 |
| UTC time | 1977-12-08 11:28:09.600 |
Earthquake details
Thursday, December 8, 1977 Earthquake
The earthquake hit south of Africa on Thursday, December 8, 1977 at 11:28 UTC with a magnitude of 5.1. The closest known location in the current dataset is Jeffreys Bay, about 1999.9 km away. The epicenter is located at longitude 28.069 and latitude -51.867.
| Location | south of Africa |
| Country | south of Africa |
| Severity | Strong |
Earthquake map 1977-12-08
Closest countries
The 12 closest cities near the epicenter.
| Jeffreys Bay | 1999.9 km |
| Port Elizabeth | 2003.0 km |
| Humansdorp | 2003.3 km |
| Plettenberg Bay | 2018.6 km |
| Mossel Bay | 2025.0 km |
| Knysna | 2025.4 km |
| Uitenhage | 2027.5 km |
| Port Alfred | 2037.3 km |
| George | 2043.3 km |
| Hermanus | 2067.0 km |
| Grahamstown | 2070.1 km |
| Oudtshoorn | 2087.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
south of Africa
Unknown · 2026-06-27 13:59 UTC
93.6 km
M 4.5
south of Africa
Unknown · 2026-01-24 15:19 UTC
74.1 km
M 4.5
south of Africa
Unknown · 2025-12-20 20:31 UTC
54.2 km
M 4.2
south of Africa
Unknown · 2025-11-15 07:11 UTC
31.1 km
M 4.5
south of Africa
Unknown · 2025-11-03 22:15 UTC
77.3 km
M 4.6
south of Africa
Unknown · 2024-03-28 01:02 UTC
80.0 km
M 5.1
south of Africa
Unknown · 2024-01-03 18:07 UTC
59.8 km
M 4.5
south of Africa
Unknown · 2024-01-03 11:06 UTC
46.3 km
Stay informed
Earthquake alerts
Create targeted notifications for important seismic activity near the places you follow.