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M4.4 Depth: 20.2 km

M4.4 Earthquake near 93 km N of Tatsugō, Japan (Japan)

UTC time: 2025-06-30 21:49:50 UTC Local time: —

About this earthquake

On June 30, 2025 at 21:49 UTC, a magnitude M4.4 earthquake occurred near 93 km N of Tatsugō, Japan (Japan). With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks. Japan: 4 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

Magnitude
M4.4
Depth
20.2 km
UTC time
2025-06-30 21:49:50 UTC
Local time
—
Country
Japan
City
shi dao cun
Source
usgs
Coordinates
29.27930, 129.44420
Temperature
30.0°C

Map

Depth profile

Depth profile Depth: 20.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.2 km
Shallow
20.2 km
20.2 km — shallower than 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

Volcanoes nearby

  • Akusekijima
    Distance: 25 km ·Stratovolcano(es) ·Elevation: 555 m ·Japan
  • Suwanosejima
    Distance: 48 km ·Stratovolcano(es) ·Elevation: 796 m ·Last eruption: 2026 ·Japan
  • Yokoatejima
    Distance: 69 km ·Stratovolcano(es) ·Elevation: 495 m ·Last eruption: 1835 ·Japan
  • Nakanoshima
    Distance: 76 km ·Stratovolcano(es) ·Elevation: 979 m ·Last eruption: 1914 ·Japan
  • Kuchinoshima
    Distance: 90 km ·Stratovolcano(es) ·Elevation: 628 m ·Last eruption: 1190 ·Japan
  • Kuchinoerabujima
    Distance: 149 km ·Stratovolcano(es) ·Elevation: 657 m ·Last eruption: 2020 ·Japan

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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