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Japan · Kumamoto Prefecture

M4.0 Earthquake near Yatsushiro, Kumamoto Prefecture (Japan)

UTC time: 2026-08-10 00:48:30 UTC Local time: —
Magnitude
M4.0
Depth
10.0 km
Source
EMSC

Kumamoto Prefecture · Yatsushiro

Country overview

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About this earthquake

On August 10, 2026 at 00:48 UTC, a magnitude M4.0 earthquake occurred near Yatsushiro, 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. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Japan: 2 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

ID
03279d61d9b492cc916b67acd94400ed11837e94
Magnitude
M4.0
Depth
10.0 km
UTC time
2026-08-10 00:48:30 UTC
Local time
—
Country
Japan
State
Kumamoto Prefecture
City
Yatsushiro
Source
emsc
Coordinates
32.50000, 130.50000
Temperature
27.9°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 (33.7 km)
Regional average: 33.7 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: 35 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Asosan Activity reported
    Distance: 69 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Kirishimayama
    Distance: 72 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 82 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Kujusan
    Distance: 96 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Aira Activity reported
    Distance: 104 km ·Caldera ·Elevation: 1'117 m ·Last eruption: 2026 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-10-05

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

Yatsushiro

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 103 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

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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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