Light earthquake 4.1 mag, 73 km ENE of Hengchun, Taiwan

A light earthquake magnitude 4.1 (ml/mb) strikes 73 kilometers (45 miles) from Hengchun in Taiwan on Wednesday. Exact location of event, longitude 121.3919 East, latitude 22.2796 North, depth = 9.956 km. Id of earthquake: us6000q6fe. Event ids that are associated: us6000q6fe. The temblor was picked up at 11:13:14 / 11:13 am (local time epicenter). Date and time of earthquake in UTC/GMT: 16/04/25 / 2025-04-16 11:13:14 / April 16, 2025 @ 11:13 am. The epicenter was at a depth of 9.956 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

The epicenter was 59 km (37 miles) from Taitung City (c. 109 600 pop), 73 km (46 miles) from Hengchun (c. 31 300 pop). Nearby country/countries that might be effected, Taiwan (c. 22 894 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Hengchun, Taitung City (min 5000 pop).

Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-two earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 73 km ENE of Hengchun, Taiwan.

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Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	121.3919° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	22.2796° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	9.956 km	Depth of the event in kilometers.
Place	73 km ENE of Hengchun, Taiwan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-04-16 11:13:14	Time when the event occurred. UTC/GMT
Updated	2025-04-16 12:16:07	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt		The total number of felt reports
CDI		The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	reviewed	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	259	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,	A comma-separated list of network contributors.
Number of Stations Used	41	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.608	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.77 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	96	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mwr	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000q6fe	Id of event.
Event Code	6000q6fe	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000q6fe,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.1 mag, 73 km ENE of Hengchun, Taiwan

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