VolcanoYT

Disaster Monitoring

Earthquake OFF EAST COAST OF HONSHU, JAPAN

Tue, 21 Apr 2026 18:44:13 GMT

Time1 hour ago
Location
40.1430, 143.1880
Depth
36.8 KM

Event Summary

A 5.6 magnitude earthquake struck on OFF EAST COAST OF HONSHU, JAPAN, at Tue, 21 Apr 2026 18:44:13 GMT. Depth: 36.8km. Reviewed by GFZ seismologists, this moderate quake occurred at a magnitude type of mw.

Magnitude
5.6
mw
Map of OFF EAST COAST OF HONSHU, JAPAN
Source
GFZ
Intensity
III

Agency Reports

4 Sources
SourceMagnitudeDepthTime
GFZPrimary5.637 km1 hour ago
EMSC5.432 km1 hour ago
NEIC5.635 km1 hour ago
USGS5.635 km1 hour ago

Earthquake Details

Automatic
Event IDemsc_gfz_20260421_0000326
QualityS
Tsunami PotentialNo
Magnitude Typemw
Last Update58 minutes ago
Used Stations103

Nearest Places

Possibly felt by: 1.8M

Felt Reports0

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