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M5.4 Depth: 31.1 km

M5.4 Earthquake near Shintomi, Miyazaki Prefecture (Japan)

UTC time: 2025-08-16 21:13:14 UTC Local time: —

About this earthquake

A magnitude M5.4 earthquake was recorded near Shintomi, Miyazaki Prefecture (Japan) on August 16, 2025 at 21:13 UTC. The hypocenter lay relatively close to the surface at around 31 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by USP. Japan: over the past 24 hours, QuakeMap24 logged 10 earthquakes, the strongest at M5.7.

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Depth profile

Depth profile Depth: 31.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 31.1 km
Shallow
31.1 km
31.1 km — close to the regional average (35.3 km)
Regional average: 35.3 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Shintomi21.6 kmW16'564
Miyazaki30.7 kmSW401'339
Kagoshima121.4 kmSW595'049

GeoNames · CC BY 4.0

Volcanoes nearby

  • Kirishimayama
    Distance: 81 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Yonemaru-Sumiyoshiike
    Distance: 110 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Aira
    Distance: 112 km ·Caldera ·Elevation: 1'117 m ·Last eruption: 2026 ·Japan
  • Asosan
    Distance: 112 km ·Caldera ·Elevation: 1'592 m ·Last eruption: 2021 ·Japan
  • Kujusan
    Distance: 125 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan
  • Ata
    Distance: 141 km ·Caldera(s) ·Elevation: 924 m ·Last eruption: 885 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours1
First 24 hours1
First 72 hours3
Strongest subsequent eventM5.6
M5.62025-08-16 21:13:15 UTC18.2 kmKyushu, Japan [Sea: Japan] M3.22025-08-18 05:53:30 UTC130.6 kmSHIKOKU, JAPAN M3.72025-08-18 22:17:30 UTC41.0 kmSHIKOKU, JAPAN M3.42025-08-19 22:48:30 UTC46.5 kmSHIKOKU, JAPAN M4.32025-08-27 12:50:30 UTC18.0 kmKYUSHU, JAPAN M3.52025-09-08 16:47:30 UTC18.0 kmKYUSHU, JAPAN

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥438
Earlier events M≥57
Compared since2025-01-06

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M7.12025-01-13 12:19:32 UTC28.7 kmMiyazaki M6.72025-04-02 14:03:56 UTC116.7 km M6.22025-04-02 14:03:57 UTC116.8 km54 km ENE of Nishinoomote, Japan M5.72025-08-16 21:13:12 UTC6.4 kmKyushu, Japan M5.32025-08-16 21:13:13 UTC5.5 kmgong qi shi

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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