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Japan · Kagoshima Prefecture

M3.3 Earthquake near Satsumasendai, Kagoshima Prefecture (Japan)

UTC time: 2026-08-16 12:25:30 UTC Local time: —
Magnitude
M3.3
Depth
10.0 km
Source
EMSC

Kagoshima Prefecture · Satsumasendai

Country overview

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About this earthquake

A magnitude M3.3 earthquake was recorded near Satsumasendai, Kagoshima Prefecture (Japan) on August 16, 2026 at 12:25 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

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

Details

ID
f08af41b6fbb2d5f2584969319c4959af0439e7c
Magnitude
M3.3
Depth
10.0 km
UTC time
2026-08-16 12:25:30 UTC
Local time
—
Country
Japan
State
Kagoshima Prefecture
City
Satsumasendai
Source
emsc
Coordinates
32.00000, 130.00000
Temperature
28.4°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 (33.7 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

  • Yonemaru-Sumiyoshiike
    Distance: 61 km ·Maar(s) ·Elevation: 40 m ·Last eruption: -6200 ·Japan
  • Aira Activity reported
    Distance: 78 km ·Caldera ·Elevation: 1'117 m ·Last eruption: 2026 ·Japan
  • Kirishimayama
    Distance: 82 km ·Shield ·Elevation: 1'700 m ·Last eruption: 2025 ·Japan
  • Unzendake
    Distance: 89 km ·Complex ·Elevation: 1'483 m ·Last eruption: 1996 ·Japan
  • Ata
    Distance: 104 km ·Caldera(s) ·Elevation: 924 m ·Last eruption: 885 ·Japan
  • Fukue
    Distance: 131 km ·Volcanic field ·Elevation: 315 m ·Last eruption: -400 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Nuclear power plants

  • Sendai nuclear power plantJapanOperating at dataset dateReactor units at site: 2
    25.7 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

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

Japan

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 968 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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