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M3.7 Earthquake near NEAR EAST COAST OF HONSHU, JAPAN

UTC time: 2025-12-08 21:31:30 UTC Local time: —
Magnitude
M3.7
Depth
50.0 km
Source
EMSC

NEAR EAST COAST OF HONSHU, JAPAN

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About this earthquake

On December 8, 2025 at 21:31 UTC, a magnitude M3.7 earthquake occurred near NEAR EAST COAST OF HONSHU, JAPAN. The hypocenter lay relatively close to the surface at around 50 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

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

Details

ID
22bb8770ee6c2985cf0c13537f3e182e9a250aac
Magnitude
M3.7
Depth
50.0 km
UTC time
2025-12-08 21:31:30 UTC
Local time
—
Country
—
Source
emsc
Coordinates
39.20000, 142.40000
Temperature
6.7°C

Depth profile

Depth profile Depth: 50 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 50 km
Shallow
50 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: 140 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Kurikomayama
    Distance: 142 km ·Stratovolcano ·Last eruption: 1950 ·Japan
  • Akita-Komagatake
    Distance: 151 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Naruko
    Distance: 153 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Hachimantai
    Distance: 157 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Yakeyama
    Distance: 164 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·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)
458
Country (24h)
—
—
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