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M3.4 Depth: 40.0 km

M3.4 Earthquake near SHIKOKU, JAPAN (Japan)

UTC time: 2025-08-03 23:37:30 UTC Local time: —

About this earthquake

A magnitude M3.4 earthquake was recorded near SHIKOKU, JAPAN (Japan) on August 3, 2025 at 23:37 UTC. The hypocenter lay relatively close to the surface at around 40 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC.

Details

Magnitude
M3.4
Depth
40.0 km
UTC time
2025-08-03 23:37:30 UTC
Local time
—
Country
Japan
City
ino ting
Source
emsc
Coordinates
33.70000, 133.30000
Temperature
30.3°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
40 km — close to the regional average (35.3 km)
Regional average: 35.3 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

  • Sanbesan
    Distance: 172 km ·Stratovolcano ·Elevation: 1'126 m ·Last eruption: 650 ·Japan
  • Yufu-Tsurumi
    Distance: 183 km ·Lava dome(s) ·Elevation: 1'584 m ·Last eruption: 867 ·Japan
  • Abu
    Distance: 186 km ·Volcanic field ·Elevation: 641 m ·Last eruption: -6850 ·Japan
  • Kujusan
    Distance: 202 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Asosan
    Distance: 225 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Unzendake
    Distance: 298 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·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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