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M5.5 Earthquake

◍ Reykjanes Ridge · · updated 10/28/2026, 7:35:09 PM
Severity score
65/100
Confidence
High
Why this matters

Aftershock sequence may follow a mainshock of this size.

Key stats
Magnitude
5.5
Depth
10 km
Timeline
  1. M5.5 recorded
    10/28/2026, 11:37:49 AM
    Reykjanes Ridge
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 7:35:09 PM
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 8:05:10 PM
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 10:07:08 PM
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 1:02:12 PM
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 12:14:07 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.