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M4.5 Depth: 103.2 km

M4.5 Earthquake near 12 km W of Ichihara, Japan (Japan)

UTC time: 2025-10-03 03:48:03 UTC Local time: —

About this earthquake

A magnitude M4.5 earthquake was recorded near 12 km W of Ichihara, Japan (Japan) on October 3, 2025 at 03:48 UTC. The earthquake originated at an intermediate depth of about 103 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

Magnitude
M4.5
Depth
103.2 km
UTC time
2025-10-03 03:48:03 UTC
Local time
—
Country
Japan
City
xiuke pu shi
Source
usgs
Coordinates
35.51870, 139.94760
Temperature
24.6°C

Map

Depth profile

Depth profile Depth: 103.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103.2 km
Intermediate
103.2 km
103.2 km — deeper than the regional average (35.3 km)
Regional average: 35.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Hakoneyama
    Distance: 90 km ·Complex ·Elevation: 1'438 m ·Last eruption: 2015 ·Japan
  • Izu-Oshima
    Distance: 102 km ·Stratovolcano ·Elevation: 746 m ·Last eruption: 1990 ·Japan
  • Izu-Tobu
    Distance: 103 km ·Pyroclastic cone(s) ·Elevation: 1'406 m ·Last eruption: 1989 ·Japan
  • Fujisan
    Distance: 112 km ·Stratovolcano ·Elevation: 3'776 m ·Last eruption: 1708 ·Japan
  • Toshima
    Distance: 127 km ·Stratovolcano ·Elevation: 508 m ·Last eruption: -4550 ·Japan
  • Akagisan
    Distance: 134 km ·Stratovolcano ·Elevation: 1'828 m ·Japan

Historic earthquake map · Japan

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Country statistics · Japan

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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