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M4.3 Earthquake near Bonin Islands, Japan region

UTC time: 2025-12-17 12:01:02 UTC Local time: —
Magnitude
M4.3
Depth
480.5 km
Source
USGS

Bonin Islands, Japan region

Map

About this earthquake

A magnitude M4.3 earthquake was recorded near Bonin Islands, Japan region on December 17, 2025 at 12:01 UTC. The deep hypocenter at about 481 km dampens the shaking felt at the surface. 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

ID
c4b384015471838f41b9eff553846287881e7f65
Magnitude
M4.3
Depth
480.5 km
UTC time
2025-12-17 12:01:02 UTC
Local time
—
Country
—
Source
usgs
Coordinates
27.51090, 139.91620
Temperature
21.0°C

Depth profile

Depth profile Depth: 480.5 km (Deep) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 480.5 km
Deep
480.5 km
Why depth matters

Deep quakes are felt over very large areas but rarely cause surface damage.

Depth classes per USGS

Volcanoes nearby

  • Doyo Seamount
    Distance: 89 km ·Stratovolcano ·Elevation: -590 m ·Japan
  • Nishinoshima
    Distance: 100 km ·Caldera ·Elevation: 160 m ·Last eruption: 2023 ·Japan
  • Mokuyo Seamount
    Distance: 111 km ·Stratovolcano ·Elevation: -933 m ·Japan
  • Kaikata Seamount
    Distance: 137 km ·Stratovolcano ·Elevation: -165 m ·Japan
  • Suiyo Seamount
    Distance: 138 km ·Stratovolcano ·Elevation: -991 m ·Japan
  • Kaitoku Seamount
    Distance: 194 km ·Stratovolcano ·Elevation: -95 m ·Last eruption: 2023 ·Japan

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)
616
Country (24h)
—
—
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