Moderate earthquake, 5 mag was detected near Tatsugō in Japan

A moderate earthquake with magnitude 5 (ml/mb) was reported 108 km NNW of Tatsugō, Japan (67 miles) on Monday. Exact time and date of event in UTC/GMT: 23/06/25 / 2025-06-23 17:23:29 / June 23, 2025 @ 5:23 pm. The earthquake occurred at a depth of 10 km (6 miles). Exact location of earthquake, longitude 129.3189 East, latitude 29.4006 North, depth = 10 km. Unique identifier: us7000q88k. Ids that are associated to the event: us7000q88k. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 5-magnitude earthquake has occurred at 17:23:29 / 5:23 pm (local time epicenter).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate quakes in the world. In the past 24 hours, there have been eleven, in the last 10 days nineteen, in the past 30 days twenty and in the last 365 days thirty-five earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 108 km NNW of Tatsugō, Japan.

Japan Tatsugō

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Parameter	Value	Description
Magnitude	5 mb	The magnitude for the event.
Longitude	129.3189° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	29.4006° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	108 km NNW of Tatsugō, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-06-23 17:23:29	Time when the event occurred. UTC/GMT
Updated	2025-06-23 18:04:41	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	385	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	30	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.318	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.31 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	89	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us7000q88k	Id of event.
Event Code	7000q88k	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000q88k,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake, 5 mag was detected near Tatsugō in Japan

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