Earthquake with magnitude of Mw 6.4 on date 03-04-2024 and time 00:11:25 (UTC) in region Taiwan [Sea]

A magnitude Mw 6.4 earthquake occured in region: Taiwan [Sea], on

  • 03-04-2024 00:11:25 (UTC)
  • 03-04-2024 02:11:25 (UTC +02:00) Italian time
  • 03-04-2024 08:11:25 (UTC +08:00) local time in the region of the earthquake (Asia/Taipei)

and geographic coordinates (lat, lon) 24.0640, 121.6720 at 13 km depth.

The earthquake was located by: U.S. Geological Survey (USGS).

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.

Recent and historical seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Mw 6.4 2024-04-03
24.064 121.672 13 2024-04-03
U.S. Geological Survey (USGS) 126435721
mb 5.5 2024-04-03
23.8992 121.933 15 2024-04-03
Sala Sismica INGV-Roma 126424401
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 2024-04-03 00:11:25
Latitude 24.0640
Longitude 121.6720
Depth (km) 13 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 200 -> SURVEY-INGV-USGS
Event type earthquake
Origin ID 126435721


Field Value
Preferred uncertainty description
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 0.0
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree)
Number of associated phases, regardless of their use for origin computation 1
Number of defining phases 1
RMS of the travel time residuals of the arrivals used for the origin computation (sec)
Epicentral distance of station closest to the epicenter (degree)
Epicentral distance of station farthest from the epicenter (degree)
Number of stations at which the event was observed 0
Number of stations from which data was used for origin computation 0
Magnitudes information


Field Value
Value 6.4
Num. used stations
Type of magnitude Mw
Reference to an origin 126435721
Agency INGV
Autore U.S. Geological Survey (USGS)
Time of creation (UTC) 2024-04-03 08:45:03


Field Value
Value 5.5
Uncertainty 0.1
Num. used stations 109
Type of magnitude mb
Reference to an origin 126424401
Agency INGV
Autore Auto added
Time of creation (UTC) 2024-04-03 01:01:27
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download