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M6.4 Earthquake
◍ South Sandwich Islands region · · updated 7/11/2026, 12:53:33 PM
Severity score
81/100
Confidence
High
Why this matters
Aftershock sequence may follow a mainshock of this size.
Key stats
Magnitude
6.4
Depth
26 km
Severity over time
Timeline
- M6.4 recorded7/11/2026, 10:26:42 AMSouth Sandwich Islands region
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 7/11/2026, 12:53:33 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.