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M5.5 Earthquake
◍ 5 km ESE of Asahi, Japan · · updated 10/28/2026, 9:49:35 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
41 km
Timeline
- M5.5 recorded10/28/2026, 3:07:52 PM5 km ESE of Asahi, Japan
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 9:49:35 PM
ScientificUSGS Earthquake Hazardsupdated 10/28/2026, 9:49:23 PM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.