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M4.9 Earthquake near OFF EAST COAST OF HONSHU, JAPAN

UTC time: 2026-04-23 00:07:57 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
M4.9
Depth
17.0 km
Source
EMSC

OFF EAST COAST OF HONSHU, JAPAN

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About this earthquake

On April 23, 2026 at 00:07 UTC, a magnitude M4.9 earthquake occurred near OFF EAST COAST OF HONSHU, JAPAN. The hypocenter lay relatively close to the surface at around 17 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

ID
861ae8a47ae3c63ce4f2a3c2b17791f0b78f0f77
Magnitude
M4.9
Depth
17.0 km
UTC time
2026-04-23 00:07:57 UTC
Local time
—
Country
—
Source
emsc
Coordinates
39.67440, 143.32890
Temperature
9.7°C

Depth profile

Depth profile Depth: 17 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17 km
Shallow
17 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: 200 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 214 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 217 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 222 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 228 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Kurikomayama
    Distance: 233 km ·Stratovolcano ·Last eruption: 1950 ·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)
496
Country (24h)
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