| Magnitude | 5.4 |
| Alert | Strong |
| Depth | 10.0 km |
| Coordinates | -52.120, 27.942 |
| UTC time | 1983-08-03 03:58:21.090 |
Earthquake details
Wednesday, August 3, 1983 Earthquake
The earthquake hit south of Africa on Wednesday, August 3, 1983 at 03:58 UTC with a magnitude of 5.4. The closest known location in the current dataset is Jeffreys Bay, about 2026.5 km away. The epicenter is located at longitude 27.942 and latitude -52.120.
| Location | south of Africa |
| Country | south of Africa |
| Severity | Strong |
Earthquake map 1983-08-03
Closest countries
The 12 closest cities near the epicenter.
| Jeffreys Bay | 2026.5 km |
| Humansdorp | 2029.8 km |
| Port Elizabeth | 2030.0 km |
| Plettenberg Bay | 2044.2 km |
| Mossel Bay | 2049.8 km |
| Knysna | 2050.8 km |
| Uitenhage | 2054.4 km |
| Port Alfred | 2064.9 km |
| George | 2068.3 km |
| Hermanus | 2089.5 km |
| Grahamstown | 2097.6 km |
| Oudtshoorn | 2112.5 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.7
south of Africa
Unknown · 2026-06-28 08:34 UTC
77.3 km
M 4.7
south of Africa
Unknown · 2026-06-27 13:59 UTC
65.3 km
M 4.5
south of Africa
Unknown · 2026-02-11 08:11 UTC
83.7 km
M 4.5
south of Africa
Unknown · 2026-01-24 15:19 UTC
45.0 km
M 4.5
south of Africa
Unknown · 2025-12-20 20:31 UTC
27.1 km
M 4.3
south of Africa
Unknown · 2025-11-28 00:45 UTC
92.8 km
M 4.2
south of Africa
Unknown · 2025-11-15 07:11 UTC
22.3 km
M 4.5
south of Africa
Unknown · 2025-11-03 22:15 UTC
52.3 km
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