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M4.0 Depth: 40.0 km

M4.0 Earthquake near HOKKAIDO, JAPAN REGION

UTC time: 2025-12-08 17:16:30 UTC Local time: —

About this earthquake

On December 8, 2025 at 17:16 UTC, a magnitude M4.0 earthquake occurred near HOKKAIDO, JAPAN REGION. With a focal depth of about 40 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC.

Details

Magnitude
M4.0
Depth
40.0 km
UTC time
2025-12-08 17:16:30 UTC
Local time
—
Country
—
Source
emsc
Coordinates
42.90000, 145.50000
Temperature
0.8°C

Map

Depth profile

Depth profile Depth: 40 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 40 km
Shallow
40 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

Volcanoes nearby

  • Tomariyama [Golovnin]
    Distance: 105 km ·Caldera ·Elevation: 535 m ·Last eruption: 1848 ·Japan - administered by Russia
  • Mashu
    Distance: 107 km ·Caldera ·Elevation: 857 m ·Last eruption: 1080 ·Japan
  • Kussharo
    Distance: 118 km ·Caldera ·Elevation: 574 m ·Last eruption: 1320 ·Japan
  • Raususan [Mendeleev]
    Distance: 121 km ·Stratovolcano ·Elevation: 882 m ·Last eruption: 1880 ·Japan - administered by Russia
  • Tenchozan
    Distance: 132 km ·Crater rows ·Elevation: 1'046 m ·Japan
  • Akan
    Distance: 132 km ·Caldera ·Elevation: 1'499 m ·Last eruption: 2026 ·Japan

Stats (last 24h)

Global (24h)
505
Country (24h)
—
—
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