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M6.1 Depth: 10.0 km

M6.1 Earthquake near 83 km SSE of Kushiro, Japan

UTC time: 2025-05-31 08:37:15 UTC Local time: —

About this earthquake

On May 31, 2025 at 08:37 UTC, a magnitude M6.1 earthquake occurred near 83 km SSE of Kushiro, Japan. 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 USGS and cross-checked across seismological networks.

Details

Magnitude
M6.1
Depth
10.0 km
UTC time
2025-05-31 08:37:15 UTC
Local time
—
Country
—
Source
usgs
Coordinates
42.23870, 144.58690
Temperature
8.2°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
Kushiro83.7 kmN167'875
Sapporo280.2 kmW1'973'832

GeoNames · CC BY 4.0

Volcanoes nearby

  • Akan
    Distance: 136 km ·Caldera ·Elevation: 1'499 m ·Last eruption: 2026 ·Japan
  • Mashu
    Distance: 148 km ·Caldera ·Elevation: 857 m ·Last eruption: 1080 ·Japan
  • Kussharo
    Distance: 154 km ·Caldera ·Elevation: 574 m ·Last eruption: 1320 ·Japan
  • Maruyama
    Distance: 182 km ·Stratovolcano(es) ·Elevation: 2'013 m ·Last eruption: 1898 ·Japan
  • Tomariyama [Golovnin]
    Distance: 193 km ·Caldera ·Elevation: 535 m ·Last eruption: 1848 ·Japan - administered by Russia
  • Tokachidake
    Distance: 203 km ·Stratovolcano(es) ·Elevation: 2'077 m ·Last eruption: 2004 ·Japan

Subsequent earthquakes nearby

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

First 6 hours8
First 24 hours10
First 72 hours16
Strongest subsequent eventM6.1
M6.02025-05-31 08:37:19 UTC17.1 kmHokkaido, Japan Region M4.42025-05-31 08:49:30 UTC6.9 km M4.92025-05-31 11:37:01 UTC18.1 km M4.92025-05-31 11:37:01 UTC12.9 km73 km SSE of Kushiro, Japan M4.82025-05-31 11:37:02 UTC18.1 kmHokkaido, Japan Region M4.92025-05-31 12:28:59 UTC27.1 kmHokkaido, Japan Region M4.82025-05-31 12:29:01 UTC21.7 km M4.82025-05-31 12:29:02 UTC6.7 km77 km S of Kushiro, Japan M4.32025-05-31 14:47:02 UTC13.1 km M4.42025-05-31 14:47:02 UTC13.1 km74 km S of Kushiro, Japan M5.92025-06-01 18:51:53 UTC93.3 kmHokkaido, Japan Region M5.82025-06-01 18:51:53 UTC94.4 km68 km SSE of Hiroo, Japan

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#1
Earlier events M≥458
Earlier events M≥511
Compared since2025-01-13

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

Strongest earlier events

M5.52025-05-22 21:28:00 UTC133.3 kmHokkaido, Japan Region M5.42025-05-22 21:28:01 UTC171.6 km34 km SSW of Urakawa, Japan M5.42025-05-22 21:28:01 UTC161.7 km M5.32025-05-26 08:47:44 UTC126.1 kmHokkaido, Japan Region M5.32025-05-12 14:54:29 UTC220.5 km78 km ENE of Mutsu, Japan

Stats (last 24h)

Global (24h)
650
Country (24h)
—
—
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