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M5.5 Depth: 10.0 km

M5.5 Earthquake near Event of magnitude 5.5, near of Sapporo (Monde)

UTC time: 2025-12-21 03:48:01 UTC Local time: —

About this earthquake

A magnitude M5.5 earthquake was recorded near Event of magnitude 5.5, near of Sapporo (Monde) on December 21, 2025 at 03:48 UTC. 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 can cause damage near the epicenter.

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

Details

Magnitude
M5.5
Depth
10.0 km
UTC time
2025-12-21 03:48:01 UTC
Local time
—
Country
—
Source
resif
Coordinates
43.63970, 147.87985
Temperature
6.2°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
Nemuro189.2 kmW31'223
Kushiro293.1 kmW167'875
Sapporo531.7 kmW1'973'832

GeoNames · CC BY 4.0

Volcanoes nearby

  • Berutarubesan [Berutarube]
    Distance: 119 km ·Stratovolcano ·Elevation: 1'221 m ·Japan - administered by Russia
  • Hitokappu Volcano Group [Bogatyr Ridge]
    Distance: 141 km ·Stratovolcano ·Elevation: 1'610 m ·Japan - administered by Russia
  • Etorofu-Atosanupuri [Atosanupuri]
    Distance: 143 km ·Stratovolcano ·Elevation: 1'206 m ·Last eruption: 1932 ·Japan - administered by Russia
  • Chachadake [Tiatia]
    Distance: 152 km ·Stratovolcano ·Elevation: 1'822 m ·Last eruption: 1981 ·Japan - administered by Russia
  • Etorofu-Yakeyama [Grozny Group]
    Distance: 153 km ·Complex ·Elevation: 1'158 m ·Last eruption: 2013 ·Japan - administered by Russia
  • Odamoisan [Tebenkov]
    Distance: 154 km ·Stratovolcano ·Elevation: 1'208 m ·Japan - administered by Russia

Subsequent earthquakes nearby

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

First 6 hours6
First 24 hours6
First 72 hours6
Strongest subsequent eventM6.3
M5.12025-12-21 04:03:39 UTC26.7 km114 km ESE of Shikotan, Russia M5.12025-12-21 04:03:39 UTC10.5 kmKuril Islands M5.42025-12-21 04:03:39 UTC17.3 kmEvent of magnitude 5.4, near of Sapporo (Monde) M4.92025-12-21 04:46:59 UTC101.8 kmEast of Kuril Islands M5.42025-12-21 04:46:59 UTC104.0 kmEvent of magnitude 5.4, near of Sapporo (Monde) M4.72025-12-21 04:47:11 UTC13.8 km81 km E of Shikotan, Russia M4.42025-12-24 12:39:35 UTC22.3 kmKURIL ISLANDS M5.12025-12-24 23:00:05 UTC27.5 kmEvent of magnitude 5.1, near of Sapporo (Monde) M5.02025-12-24 23:00:06 UTC26.1 kmEast of Kuril Islands M4.92025-12-24 23:00:09 UTC9.7 kmKURIL ISLANDS M4.92025-12-24 23:00:10 UTC12.3 km107 km ESE of Shikotan, Russia M4.12025-12-25 06:22:23 UTC126.1 kmKURIL ISLANDS

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#12
Earlier events M≥4109
Earlier events M≥542
Compared since2025-01-13

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

Strongest earlier events

M6.22025-06-21 21:23:17 UTC138.3 km88 km ESE of Nemuro, Japan M6.22025-06-18 23:08:05 UTC142.0 km90 km SE of Nemuro, Japan M6.12025-06-21 21:23:17 UTC138.4 km88 km ESE of Nemuro, Japan M6.12025-06-21 21:23:17 UTC138.7 kmOFF COAST OF HOKKAIDO, JAPAN M6.02025-06-21 21:23:18 UTC144.9 kmOff Coast of Hokkaido, Japan

Stats (last 24h)

Global (24h)
512
Country (24h)
—
—
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