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M5.6 Earthquake near 107 km NE of Kuji, Japan

UTC time: 2025-12-08 23:59:07 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
M5.6
Depth
46.4 km
Source
USGS

107 km NE of Kuji, Japan

Map

M5.6 Earthquake near 107 km NE of Kuji, Japan · 2025-12-08 — Map showing the location of the epicenter
M5.6 Earthquake near 107 km NE of Kuji, Japan · 2025-12-08 — Map showing the location of the epicenter

About this earthquake

On December 8, 2025 at 23:59 UTC, a magnitude M5.6 earthquake occurred near 107 km NE of Kuji, Japan. The hypocenter lay relatively close to the surface at around 46 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

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

Details

ID
18f9d423618baaea65cbb7903a6e4c55d88b7bd6
Magnitude
M5.6
Depth
46.4 km
UTC time
2025-12-08 23:59:07 UTC
Local time
—
Country
—
Source
usgs
Coordinates
40.84300, 142.70430
Temperature
4.2°C

Depth profile

Depth profile Depth: 46.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 46.4 km
Shallow
46.4 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
Kuji107.5 kmSW34'418
Hachinohe108.5 kmW239'046
Sapporo271.4 kmNW1'973'832

GeoNames · CC BY 4.0

Volcanoes nearby

  • Osorezan
    Distance: 141 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan
  • Hakkodasan
    Distance: 155 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan
  • Towada
    Distance: 158 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Esan
    Distance: 167 km ·Lava dome(s) ·Elevation: 617 m ·Last eruption: 1874 ·Japan
  • Iwatesan Activity reported
    Distance: 182 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 185 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours6
First 24 hours17
First 72 hours35
Strongest subsequent eventM6.7
M4.82025-12-09 00:18:29 UTC78.1 kmHokkaido, Japan Region M4.52025-12-09 00:18:30 UTC52.2 kmHOKKAIDO, JAPAN REGION M4.02025-12-09 04:47:30 UTC40.6 kmHOKKAIDO, JAPAN REGION M4.92025-12-09 05:15:48 UTC73.1 kmHokkaido, Japan Region M4.62025-12-09 05:15:49 UTC65.9 kmHOKKAIDO, JAPAN REGION M4.62025-12-09 05:15:50 UTC53.7 km90 km S of Honchō, Japan M5.42025-12-09 09:09:45 UTC40.1 kmHokkaido, Japan Region M5.42025-12-09 09:09:47 UTC65.0 kmEvent of magnitude 5.4, near of Sapporo (Monde) M5.12025-12-09 09:09:47 UTC58.7 km93 km E of Mutsu, Japan M5.52025-12-09 09:09:47 UTC57.1 kmHokkaido, Japan Region M5.32025-12-09 09:09:47 UTC128.5 km M5.12025-12-09 09:09:47 UTC61.0 kmHOKKAIDO, JAPAN REGION

Comparison of seismic sources

2 sources currently report magnitudes from M5.3 to M5.6.

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

SourceMagnitudeDepthPosition difference
USPM5.310.0 km20.6 km
USGSM5.646.4 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 150 km.

Magnitude rank#31
Earlier events M≥4178
Earlier events M≥599
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 UTC47.3 km M7.62025-12-08 14:15:12 UTC51.4 kmHOKKAIDO, JAPAN REGION M7.62025-12-08 14:15:10 UTC52.3 km74 km ENE of Misawa, Japan M7.62025-12-08 14:15:09 UTC38.2 km84 km ENE of Misawa, Japan M7.52025-12-08 14:15:10 UTC48.6 kmHokkaido, Japan Region

Stats (last 24h)

Global (24h)
499
Country (24h)
—
—
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