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Light earthquake, 4.3 mag has occurred near Kushima in Japan

Posted by admin on December 6, 2025 0 Comments

A light earthquake magnitude 4.3 (ml/mb) strikes 20 kilometers (12 miles) from Kushima in Japan on Saturday. Event ids that are associated to the earthquake: us6000rswa. Id of event: us6000rswa. The earthquake was roughly at a depth of 53.743 km (33 miles). The temblor was picked up at 08:15:01 / 8:15 am (local time epicenter). Exact location of event, depth 53.743 km, 131.3575° East, 31.3352° North. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 06/12/25 / 2025-12-06 08:15:01 / December 6, 2025 @ 8:15 am.

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Takanabe, Tsuma, Kobayashi (min 5000 pop). Earthquake epicenter was 80 km (50 miles) from Kagoshima-shi (c. 555 400 pop), 64 km (40 miles) from Miyazaki-shi (c. 311 200 pop), 52 km (32 miles) from Miyakonojō (c. 131 000 pop), 48 km (30 miles) from Kanoya (c. 82 300 pop), 71 km (44 miles) from Kokubu-matsuki (c. 57 900 pop), 29 km (18 miles) from Nichinan (c. 44 200 pop).

Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days thirty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 20 km SSE of Kushima, Japan.

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Parameter	Value	Description
Magnitude	4.3 mb	The magnitude for the event.
Longitude	131.3575° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	31.3352° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	53.743 km	Depth of the event in kilometers.
Place	20 km SSE of Kushima, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-06 08:15:01	Time when the event occurred. UTC/GMT
Updated	2025-12-06 09:02:58	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	17	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.793	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.75 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	231	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	us6000rswa	Id of event.
Event Code	6000rswa	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rswa,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.3 mag has occurred near Kushima in Japan

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