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M3.9 Depth: 10.0 km

M3.9 Earthquake near Minamiaso, Kumamoto Prefecture (Japan)

UTC time: 2026-07-29 06:59:30 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near Minamiaso, Kumamoto Prefecture (Japan) on July 29, 2026 at 06:59 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Japan: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M3.4.

Details

Magnitude
M3.9
Depth
10.0 km
UTC time
2026-07-29 06:59:30 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Minamiaso
County
Aso County
Village
Minamiaso
Source
emsc
Coordinates
32.90000, 131.00000
Temperature
24.9°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (32.9 km)
Regional average: 32.9 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

  • Asosan
    Distance: 8 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Kujusan
    Distance: 31 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Yufu-Tsurumi
    Distance: 56 km ·Lava dome(s) ·Last eruption: 867 ·Japan
  • Unzendake
    Distance: 67 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Kirishimayama
    Distance: 108 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 131 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan

Historic earthquake map · Japan

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Japan

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

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