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Japan · Kumamoto Prefecture

M3.5 Earthquake near Ashikita, Kumamoto Prefecture (Japan)

UTC time: 2026-10-02 06:41:30 UTC Local time: —
Magnitude
M3.5
Depth
10.0 km
Source
EMSC

Kumamoto Prefecture · Ashikita

Country overview

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About this earthquake

A magnitude M3.5 earthquake was recorded near Ashikita, Kumamoto Prefecture (Japan) on October 2, 2026 at 06:41 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 data is provided by EMSC and cross-checked across seismological networks.

Details

ID
2c9af408b1cf8e60e456acb18f50d21790c62a42
Magnitude
M3.5
Depth
10.0 km
UTC time
2026-10-02 06:41:30 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Ashikita
County
Ashikita County
Source
emsc
Coordinates
32.40000, 130.50000
Temperature
26.1°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 (33.2 km)
Regional average: 33.2 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: 44 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Kirishimayama
    Distance: 62 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 70 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Asosan Activity reported
    Distance: 77 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Aira Activity reported
    Distance: 93 km ·Caldera ·Elevation: 1'117 m ·Last eruption: 2026 ·Japan
  • Kujusan
    Distance: 104 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
    33.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

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

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 199 Catalogue entries

Of 198 other entries for this area and period, 71 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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