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M6.3 Depth: 10.0 km

M6.3 Earthquake near Event of magnitude 6.3, near of Sapporo (Monde)

UTC time: 2025-12-12 02:44:12 UTC Local time: —

About this earthquake

On December 12, 2025 at 02:44 UTC, a magnitude M6.3 earthquake occurred near Event of magnitude 6.3, near of Sapporo (Monde). With a focal depth of about 10 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 RESIF and cross-checked across seismological networks.

Details

Magnitude
M6.3
Depth
10.0 km
UTC time
2025-12-12 02:44:12 UTC
Local time
—
Country
—
Source
resif
Coordinates
41.00393, 142.75140
Temperature
1.0°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 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
Hitokawame117.3 kmW24'273
Hachinohe119.4 kmSW239'046
Sapporo256.9 kmNW1'973'832

GeoNames · CC BY 4.0

Volcanoes nearby

  • Osorezan
    Distance: 140 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan
  • Esan
    Distance: 159 km ·Lava dome(s) ·Elevation: 618 m ·Last eruption: 1874 ·Japan
  • Hakkodasan
    Distance: 162 km ·Stratovolcano(es) ·Elevation: 1'585 m ·Last eruption: 1550 ·Japan
  • Towada
    Distance: 167 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Iwatesan
    Distance: 196 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 198 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 hours13
First 24 hours15
First 72 hours28
Strongest subsequent eventM6.8
M6.72025-12-12 02:44:13 UTC4.8 kmNEAR EAST COAST OF HONSHU, JAPAN M6.72025-12-12 02:44:13 UTC23.9 km130 km NE of Kuji, Japan M6.72025-12-12 02:44:14 UTC25.4 kmNear east coast of eastern Honshu, Japan [Sea: Japan] M6.82025-12-12 02:44:16 UTC13.6 kmNear East Coast of Honshu, Japan M5.62025-12-12 03:21:36 UTC18.0 kmEvent of magnitude 5.6, near of Sapporo (Monde) M5.72025-12-12 03:21:36 UTC19.3 kmNear East Coast of Honshu, Japan M5.52025-12-12 03:21:41 UTC12.7 km122 km S of Honchō, Japan M4.72025-12-12 04:58:19 UTC28.7 kmNEAR EAST COAST OF HONSHU, JAPAN M4.02025-12-12 07:05:30 UTC29.3 kmHOKKAIDO, JAPAN REGION M4.62025-12-12 07:55:42 UTC35.0 kmHOKKAIDO, JAPAN REGION M4.82025-12-12 07:55:42 UTC35.3 kmHokkaido, Japan Region M5.22025-12-12 07:55:43 UTC32.5 kmHokkaido region

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#23
Earlier events M≥4438
Earlier events M≥5232
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 UTC48.0 km M7.62025-12-08 14:15:12 UTC50.8 kmHOKKAIDO, JAPAN REGION M7.62025-12-08 14:15:10 UTC51.4 km74 km ENE of Misawa, Japan M7.62025-12-08 14:15:09 UTC37.9 km84 km ENE of Misawa, Japan M7.52025-12-08 14:15:10 UTC48.8 kmHokkaido, Japan Region

Stats (last 24h)

Global (24h)
653
Country (24h)
—
—
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