Light earthquake 4.3 mag, 135 km SW of Itoman, Japan

A light earthquake magnitude 4.3 (ml/mb) has occurred on Thursday, 135 km SW of Itoman, Japan (84 miles). The earthquake occurred at a depth of 25.434 km (16 miles). All ids that are associated to the event: us7000pndh. Unique identifier: us7000pndh. Exact time and date of event in UTC/GMT: 20/03/25 / 2025-03-20 14:11:29 / March 20, 2025 @ 2:11 pm. Exact location of event, longitude 126.8991 East, latitude 25.1215 North, depth = 25.434 km. The temblor was reported at 14:11:29 / 2:11 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days three and in the last 365 days fifteen earthquakes of magnitude 3.0 or greater that has occurred nearby.

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Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 135 km SW of Itoman, Japan. This information comes from the USGS Earthquake Notification Service.

Itoman Japan

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Parameter	Value	Description
Magnitude	4.3 mb	The magnitude for the event.
Longitude	126.8991° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	25.1215° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	25.434 km	Depth of the event in kilometers.
Place	135 km SW of Itoman, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-03-20 14:11:29	Time when the event occurred. UTC/GMT
Updated	2025-03-29 16:00:21	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	284	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	36	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.108	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.99 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	116	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us7000pndh	Id of event.
Event Code	7000pndh	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000pndh,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.3 mag, 135 km SW of Itoman, Japan

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