Light earthquake
M4.6 Earthquake — south of Africa
2026-08-21 05:56 UTC · -53.14°, 23.57°
A magnitude 4.6 (light) earthquake struck south of Africa on 2026-08-21 05:56 UTC, at a depth of 10 km. See it live on Earth Live's real-time 3D globe.
M4.6
Magnitude
10 km
Depth
120 t
TNT equivalent
~574 km
Felt radius (est.)
Source: USGS event page. Energy and felt-radius figures are standard seismological estimates, not official assessments.