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Japan · Kumamoto Prefecture

M2.4 Earthquake near Ashikita, Kumamoto Prefecture (Japan)

UTC time: 2026-10-28 16:04:00 UTC Local time: —

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About this earthquake

On October 28, 2026 at 16:04 UTC, a magnitude M2.4 earthquake occurred near Ashikita, Kumamoto Prefecture (Japan). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by JMA. Japan: over the past 24 hours, QuakeMap24 logged 4 earthquakes, the strongest at M4.1.

Details

ID
fda70c545e336d5a633efe81d374de7a2f2fee72
Magnitude
M2.4
Depth
10.0 km
UTC time
2026-10-28 16:04:00 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Ashikita
County
Ashikita County
Source
jma
Coordinates
32.30000, 130.50000
Temperature
17.4°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 (33.9 km)
Regional average: 33.9 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

  • Kirishimayama
    Distance: 53 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Unzendake
    Distance: 55 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 59 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Aira Activity reported
    Distance: 82 km ·Caldera ·Elevation: 1'117 m ·Last eruption: 2026 ·Japan
  • Asosan Activity reported
    Distance: 85 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Kujusan
    Distance: 112 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Amakusa AirportJapan · AXJ · RJDA
    37.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-11-05

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

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 199 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Japan

Open history map
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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