Light earthquake: M4.4 quake has struck near Yamada in Japan

A light earthquake magnitude 4.4 (ml/mb) has struck on Thursday, 150 km E of Yamada, Japan (93 miles). Exact location of event, longitude 143.6828 East, latitude 39.3296 North, depth = 31.373 km. The 4.4-magnitude earthquake was detected at 07:57:38 / 7:57 am (local time epicenter). Unique identifier: us6000rn33. Ids that are associated to the event: us6000rn33. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 31.373 km (19 miles). Exact time and date of earthquake 13/11/25 / 2025-11-13 07:57:38 / November 13, 2025 @ 7:57 am UTC/GMT.

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

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 150 km E of Yamada, Japan.

Japan Yamada

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Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	143.6828° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	39.3296° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	31.373 km	Depth of the event in kilometers.
Place	150 km E of Yamada, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-11-13 07:57:38	Time when the event occurred. UTC/GMT
Updated	2025-11-13 08:24:34	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	298	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	22	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.483	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.03 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	158	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	us6000rn33	Id of event.
Event Code	6000rn33	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rn33,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.4 quake has struck near Yamada in Japan

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