M4.4 Depth: 30.2 km

M4.4 Earthquake near 15 km E of Lugu, Taiwan (Taiwan)

UTC time: 2025-09-21 19:20:15 UTC Local time: —

About this earthquake

A magnitude M4.4 earthquake was recorded near 15 km E of Lugu, Taiwan (Taiwan) on September 21, 2025 at 19:20 UTC. The hypocenter lay relatively close to the surface at around 30 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

Magnitude

M4.4

Depth

30.2 km

UTC time

2025-09-21 19:20:15 UTC

Local time

—

Country

Taiwan

City

xin yi xiang

Source

usgs

Coordinates

23.76420, 120.90600

Temperature

22.0°C

Map

Depth profile

Shallow

30.2 km

30.2 km — deeper than the regional average (24.6 km)

Regional average: 24.6 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

Kueishantao

Distance: 160 km ·Stratovolcano ·Elevation: 361 m ·Last eruption: 1853 ·Taiwan
Tatun Volcanic Group

Distance: 170 km ·Lava dome(s) ·Elevation: 1'120 m ·Last eruption: 648 ·Taiwan
Submarine Volcano NNE of Iriomotejima

Distance: 320 km ·Stratovolcano ·Elevation: -200 m ·Last eruption: 1924 ·Japan
Iraya

Distance: 384 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1454 ·Philippines
Babuyan Claro

Distance: 484 km ·Stratovolcano(es) ·Elevation: 1'064 m ·Last eruption: 1924 ·Philippines

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