Japan · Kumamoto Prefecture

M3.4 Earthquake near Kumamoto, Kumamoto Prefecture (Japan)

UTC time: 2026-07-28 10:33:30 UTC Local time:
Magnitude
M3.4
Depth
10.0 km
Source
EMSC

Kumamoto Prefecture · Kumamoto

Country overview

Map

About this earthquake

On July 28, 2026 at 10:33 UTC, a magnitude M3.4 earthquake occurred near Kumamoto, Kumamoto Prefecture (Japan). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Japan: over the past 24 hours, QuakeMap24 logged 3 earthquakes, the strongest at M5.1.

Details

ID
eafc78d8761236b1bb4f37f654e05940fc8570bd
Magnitude
M3.4
Depth
10.0 km
UTC time
2026-07-28 10:33:30 UTC
Local time
Country
City
Source
emsc
Coordinates
32.70000, 130.70000
Temperature
30.1°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

  • 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
  • Distance: 67 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Distance: 87 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Distance: 91 km ·Lava dome(s) ·Last eruption: 867 ·Japan
  • 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, 80 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Japan

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

Country statistics · Japan

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

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