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M4.8 Earthquake near 239 km ESE of Onagawa Chō, Japan

UTC time: 2025-10-06 14:20:29 UTC Local time: —
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Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.8
Depth
29.7 km
Source
USGS

239 km ESE of Onagawa Chō, Japan

Map

About this earthquake

On October 6, 2025 at 14:20 UTC, a magnitude M4.8 earthquake occurred near 239 km ESE of Onagawa Chō, Japan. The hypocenter lay relatively close to the surface at around 30 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

ID
aee0aa1b6aea1a942cef35b108ac1b1891e109c3
Magnitude
M4.8
Depth
29.7 km
UTC time
2025-10-06 14:20:29 UTC
Local time
—
Country
—
Source
usgs
Coordinates
37.76850, 144.04400
Temperature
19.5°C

Depth profile

Depth profile Depth: 29.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 29.7 km
Shallow
29.7 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

  • Naruko
    Distance: 308 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Kurikomayama
    Distance: 313 km ·Stratovolcano ·Last eruption: 1950 ·Japan
  • Zaozan [Zaosan]
    Distance: 319 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Adatarayama
    Distance: 331 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Azumayama
    Distance: 334 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Bandaisan
    Distance: 350 km ·Stratovolcano ·Elevation: 1'816 m ·Last eruption: 1888 ·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)
467
Country (24h)
—
—
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