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M4.6 Earthquake
◍ south of Africa · · updated 8/21/2026, 6:33:40 AM
Severity score
49/100
Confidence
High
Why this matters
Aftershock sequence may follow a mainshock of this size.
Key stats
Magnitude
4.6
Depth
10 km
Severity over time
Timeline
- M4.6 recorded8/21/2026, 5:56:46 AMsouth of Africa
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 8/21/2026, 6:33:40 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.