SEISMIC HAZARD MAP OF AFRICA

According to seismo info the attached Seismic Hazard map of Africa is Based on instrumented records since 1890, and historic records from the past 2000 years.

UPDATE: SEISMIC EVENTS IN REGION LAST NIGHT, THIS MORNING

According to the USGS a M 4.9 tremor occurred earlier yesterday morning, at approximately 6:11 AM (CAT) in the ocean between South Africa and Antarctica. Its USGS coordinates are 53.366°S 25.362°E, which is 2228.7 km SSE from Cape Town. Fortunately the earthquake seems to have had no impact on the South African coast. According to the Geological Society of South Africa, these incidents are not uncommon.

This is in addition to last night's (21:55) earth tremor with a preliminary measure of 4.6 magnitude, which according to the USGS occurred 137km SSW of Letlhakane at about 22.553°S 25.051°E (± 9.0 km). It depth is estimated 13.7 km (± 4.4).

The latter tremor's epicentre was in approximately the same region as Monday's 6.5 m earthquake and Wednesday's 5.0 m aftershock.

Estimated distances from the epicentre of last night's tremor:
Letlhakane, Botswana 137.9 km SSW
Serowe, 171.8 km (106.7 mi) W
Mahalapye,191.0 km (118.7 mi) WNW
Molepolole, 210.3 km (130.6 mi) NNW
Palapye, 213.3 km (132.6 mi) W