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M4.3 Depth: 47.9 km

M4.3 Earthquake near 109 km S of Honchō, Japan

UTC time: 2025-12-21 19:32:38 UTC Local time: —

About this earthquake

On December 21, 2025 at 19:32 UTC, a magnitude M4.3 earthquake occurred near 109 km S of Honchō, Japan. The hypocenter lay relatively close to the surface at around 48 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

Magnitude
M4.3
Depth
47.9 km
UTC time
2025-12-21 19:32:38 UTC
Local time
—
Country
—
Source
usgs
Coordinates
41.15400, 143.10260
Temperature
3.1°C

Map

Depth profile

Depth profile Depth: 47.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 47.9 km
Shallow
47.9 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

  • Osorezan
    Distance: 166 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan
  • Esan
    Distance: 177 km ·Lava dome(s) ·Elevation: 618 m ·Last eruption: 1874 ·Japan
  • Hakkodasan
    Distance: 195 km ·Stratovolcano(es) ·Elevation: 1'585 m ·Last eruption: 1550 ·Japan
  • Towada
    Distance: 200 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Kuttara
    Distance: 219 km ·Stratovolcano(es) ·Elevation: 549 m ·Last eruption: 1820 ·Japan
  • Shikotsu
    Distance: 222 km ·Caldera ·Elevation: 1'320 m ·Last eruption: 1981 ·Japan

Stats (last 24h)

Global (24h)
656
Country (24h)
—
—
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