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Japan · Kumamoto Prefecture

M4.4 Earthquake near Uki, Kumamoto Prefecture (Japan)

UTC time: 2026-07-28 10:03:13 UTC Local time: —

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About this earthquake

A magnitude M4.4 earthquake was recorded near Uki, Kumamoto Prefecture (Japan) on July 28, 2026 at 10:03 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

ID
ccf639f5a0265111504d44d327a7b0318c91a22a
Magnitude
M4.4
Depth
10.0 km
UTC time
2026-07-28 10:03:13 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Uki
Source
usgs
Coordinates
32.57470, 130.75300
Temperature
19.5°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

  • Asosan Activity reported
    Distance: 46 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Unzendake
    Distance: 47 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Kirishimayama
    Distance: 72 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Kujusan
    Distance: 73 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 91 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Yufu-Tsurumi
    Distance: 99 km ·Lava dome(s) ·Last eruption: 867 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Kumamoto AirportJapan · KMJ · RJFT
    30.7 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, 15 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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