M6.4 Depth: 89.8 km

M6.4 Earthquake near Taiwan region [Sea: Taiwan]

UTC time: 2025-12-27 15:05:59 UTC Local time:

About this earthquake

On December 27, 2025 at 15:05 UTC, a magnitude M6.4 earthquake occurred near Taiwan region [Sea: Taiwan]. At around 90 km, the focal depth places this among intermediate-depth events. Events of this size are considered strong and can be dangerous in inhabited regions.

The event was recorded by INGV.

Details

Magnitude
M6.4
Depth
89.8 km
UTC time
2025-12-27 15:05:59 UTC
Local time
Country
Source
ingv
Coordinates
24.63050, 122.27100
Temperature
20.0°C

Map

Depth profile

Depth profile Depth: 89.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 89.8 km
Intermediate
89.8 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Yilan54.2 kmW94'188
Keelung77.2 kmNW362'487
Taipei88.6 kmNW7'871'900

GeoNames · CC BY 4.0

Volcanoes nearby

  • Kueishantao
    Distance: 40 km ·Stratovolcano ·Elevation: 361 m ·Last eruption: 1853 ·Taiwan
  • Tatun Volcanic Group
    Distance: 95 km ·Lava dome(s) ·Elevation: 1'120 m ·Last eruption: 648 ·Taiwan
  • Submarine Volcano NNE of Iriomotejima
    Distance: 168 km ·Stratovolcano ·Elevation: -200 m ·Last eruption: 1924 ·Japan
  • Iraya
    Distance: 464 km ·Stratovolcano ·Elevation: 1'009 m ·Last eruption: 1454 ·Philippines

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours1
First 24 hours1
First 72 hours1
Strongest subsequent eventM5.0

Comparison of seismic sources

3 sources currently report magnitudes from M6.2 to M6.8.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
USPM6.217.1 km6.8 km
NNSNM6.867.5 km23.4 km
INGVM6.489.8 km0.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#7
Earlier events M≥4208
Earlier events M≥562
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

Stats (last 24h)

Global (24h)
666
Country (24h)
Current earthquakes in
Magnitude Place Local time
No recent events available.

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