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M6.7 Earthquake near Off east coast of Honshu, Japan [Sea: Japan]

UTC time: 2025-12-08 21:52:40 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

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

Magnitude
M6.7
Depth
9.0 km
Source
INGV

Off east coast of Honshu, Japan [Sea: Japan]

Map

M6.7 Earthquake near Off east coast of Honshu, Japan [Sea: Japan] · 2025-12-08 — Map showing the location of the epicenter
M6.7 Earthquake near Off east coast of Honshu, Japan [Sea: Japan] · 2025-12-08 — Map showing the location of the epicenter

About this earthquake

A magnitude M6.7 earthquake was recorded near Off east coast of Honshu, Japan [Sea: Japan] on December 8, 2025 at 21:52 UTC. With a focal depth of about 9 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size are considered strong and can be dangerous in inhabited regions.

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

Details

ID
d82bc60411f9fdfe22d10d68b224b82ff08bfa79
Magnitude
M6.7
Depth
9.0 km
UTC time
2025-12-08 21:52:40 UTC
Local time
—
Country
—
Source
ingv
Coordinates
40.87620, 143.42000
Temperature
4.7°C

Depth profile

Depth profile Depth: 9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9 km
Shallow
9 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Kuji159.2 kmSW34'418
Hachinohe167.2 kmW239'046
Sapporo297.7 kmNW1'973'832

GeoNames · CC BY 4.0

Volcanoes nearby

  • Osorezan
    Distance: 198 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan
  • Esan
    Distance: 215 km ·Lava dome(s) ·Elevation: 617 m ·Last eruption: 1874 ·Japan
  • Hakkodasan
    Distance: 216 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan
  • Towada
    Distance: 218 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Iwatesan Activity reported
    Distance: 234 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 240 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours12
First 24 hours23
First 72 hours44
Strongest subsequent eventM6.7
M6.52025-12-08 21:52:42 UTC43.4 kmEvent of magnitude 6.5, near of Sapporo (Monde) M6.72025-12-08 21:52:42 UTC33.8 kmHOKKAIDO, JAPAN REGION M6.52025-12-08 21:52:45 UTC35.5 kmHokkaido, Japan Region M5.32025-12-08 22:07:14 UTC24.5 kmEvent of magnitude 5.3, near of Sapporo (Monde) M5.12025-12-08 22:07:17 UTC35.4 km122 km S of Honchō, Japan M5.12025-12-08 22:07:19 UTC39.9 kmHokkaido, Japan Region M5.32025-12-08 23:59:02 UTC41.7 kmNear East Coast of Honshu, Japan M5.42025-12-08 23:59:03 UTC56.9 kmEvent of magnitude 5.4, near of Akita (Monde) M5.62025-12-08 23:59:07 UTC48.8 kmNear East Coast of Honshu, Japan M5.42025-12-08 23:59:17 UTC233.0 km M4.82025-12-09 00:18:29 UTC125.5 kmHokkaido, Japan Region M4.52025-12-09 00:18:30 UTC100.6 kmHOKKAIDO, JAPAN REGION

Comparison of seismic sources

2 sources currently report magnitudes from M6.1 to M6.7.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
USPM6.110.0 km20.7 km
INGVM6.79.0 km0.0 km

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

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#13
Earlier events M≥4383
Earlier events M≥5200
Compared since2025-01-05

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M7.72025-12-08 14:15:13 UTC105.0 km M7.62025-12-08 14:15:12 UTC108.3 kmHOKKAIDO, JAPAN REGION M7.62025-12-08 14:15:10 UTC109.0 km74 km ENE of Misawa, Japan M7.62025-12-08 14:15:09 UTC95.1 km84 km ENE of Misawa, Japan M7.52025-12-08 14:15:10 UTC106.0 kmHokkaido, Japan Region

Stats (last 24h)

Global (24h)
458
Country (24h)
—
—
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