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Japan · Kumamoto Prefecture

M3.1 Earthquake near Kumamoto, Kumamoto Prefecture (Japan)

UTC time: 2026-07-28 17:35:30 UTC Local time: —
Magnitude
M3.1
Depth
10.0 km
Source
EMSC

Kumamoto Prefecture · Kumamoto

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About this earthquake

A magnitude M3.1 earthquake was recorded near Kumamoto, Kumamoto Prefecture (Japan) on July 28, 2026 at 17:35 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Japan: over the past 24 hours, QuakeMap24 logged 3 earthquakes, the strongest at M5.1.

Details

ID
f8cd1cdca5921b7f1fa2d37c5bf3c5d0d8204d7c
Magnitude
M3.1
Depth
10.0 km
UTC time
2026-07-28 17:35:30 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Kumamoto
Source
emsc
Coordinates
32.70000, 130.70000
Temperature
28.6°C

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 (33.1 km)
Regional average: 33.1 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

  • Unzendake
    Distance: 38 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Asosan Activity reported
    Distance: 41 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Kujusan
    Distance: 67 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Kirishimayama
    Distance: 87 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Yufu-Tsurumi
    Distance: 91 km ·Lava dome(s) ·Last eruption: 867 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 104 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Kumamoto AirportJapan · KMJ · RJFT
    21.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Kumamoto Prefecture

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 190 Catalogue entries

Of 189 other entries for this area and period, 128 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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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