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M5.1 Earthquake
◍ 39 km W of Mosteiros, Portugal · · updated 10/20/2026, 9:14:55 PM
Severity score
58/100
Confidence
High
Why this matters
Aftershock sequence may follow a mainshock of this size.
Key stats
Magnitude
5.1
Depth
10 km
Timeline
- M5.1 recorded10/20/2026, 6:07:18 PM39 km W of Mosteiros, Portugal
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 10/20/2026, 9:14:55 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.