Magnitude
M3.8
- Depth
- 20.0 km
- Source
- EMSC
shi dao cun
Country overviewJapan
M3.8 Earthquake near RYUKYU ISLANDS, JAPAN (Japan)
Map
About this earthquake
A magnitude M3.8 earthquake was recorded near RYUKYU ISLANDS, JAPAN (Japan) on June 30, 2025 at 10:27 UTC. 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 often felt but rarely cause damage.
The data is provided by EMSC and cross-checked across seismological networks. Japan: 5 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.
Details
ID
14e3a12a81d59f9b2161d8ed6e484a97284ecc46
Magnitude
M3.8
Depth
20.0 km
UTC time
2025-06-30 10:27:30 UTC
Local time
—
Country
City
shi dao cun
Source
emsc
Coordinates
29.30000,
129.40000
Temperature
29.9°C
Depth profile
Shallow
20 km
20 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
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 profileHistoric earthquake map · Japan
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Country statistics · Japan
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Stats (last 24h)
Global (24h)
554
Country (24h)
Japan
5
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