M4.1 Depth: 10.0 km

M4.1 Earthquake near RYUKYU ISLANDS, JAPAN (Japan)

UTC time: 2025-12-30 08:23:30 UTC Local time: —

About this earthquake

On December 30, 2025 at 08:23 UTC, a magnitude M4.1 earthquake occurred near RYUKYU ISLANDS, JAPAN (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 data is provided by EMSC and cross-checked across seismological networks. Japan: 10 earthquakes were recorded in the past 24 hours, the strongest reaching M5.7.

Details

Magnitude

M4.1

Depth

10.0 km

UTC time

2025-12-30 08:23:30 UTC

Local time

—

Country

Japan

City

yi xian ting

Source

emsc

Coordinates

27.60000, 128.80000

Temperature

21.1°C

Map

Depth profile

Shallow

10 km

10 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

Io-Torishima

Distance: 65 km ·Complex ·Elevation: 212 m ·Last eruption: 1968 ·Japan
Yokoatejima

Distance: 134 km ·Stratovolcano(es) ·Elevation: 495 m ·Last eruption: 1835 ·Japan
Akusekijima

Distance: 221 km ·Stratovolcano(es) ·Elevation: 555 m ·Japan
Suwanosejima

Distance: 244 km ·Stratovolcano(es) ·Elevation: 796 m ·Last eruption: 2026 ·Japan
Nakanoshima

Distance: 272 km ·Stratovolcano(es) ·Elevation: 979 m ·Last eruption: 1914 ·Japan
Kuchinoshima

Distance: 285 km ·Stratovolcano(es) ·Elevation: 628 m ·Last eruption: 1190 ·Japan

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.

Stats (last 24h)

Global (24h)

548

Country (24h)