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M4.6 Earthquake near OFF EAST COAST OF HONSHU, JAPAN

UTC time: 2026-04-20 14:15:30 UTC Local time: —
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Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.6
Depth
19.0 km
Source
EMSC

OFF EAST COAST OF HONSHU, JAPAN

Map

About this earthquake

A magnitude M4.6 earthquake was recorded near OFF EAST COAST OF HONSHU, JAPAN on April 20, 2026 at 14:15 UTC. The hypocenter lay relatively close to the surface at around 19 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks.

Details

ID
7a905dbbb1065415b394ec9de368befc64362956
Magnitude
M4.6
Depth
19.0 km
UTC time
2026-04-20 14:15:30 UTC
Local time
—
Country
—
Source
emsc
Coordinates
39.84400, 142.75020
Temperature
9.9°C

Depth profile

Depth profile Depth: 19 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19 km
Shallow
19 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Iwatesan Activity reported
    Distance: 149 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 162 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 167 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 171 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 175 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Hakkodasan
    Distance: 183 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)
481
Country (24h)
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