Light earthquake, 4.2 mag was detected near Tarama in Japan

A light earthquake magnitude 4.2 (ml/mb) strikes 47 kilometers (29 miles) from Tarama in Japan on Wednesday. The epicenter was at a depth of 35 km (22 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake was detected at 20:17:29 / 8:17 pm (local time epicenter). Id of earthquake: us6000qvz6. Event ids that are associated: us6000qvz6. Exact location of earthquake, longitude 124.949 East, latitude 24.309 North, depth = 35 km. Global date and time of event UTC/GMT: 16/07/25 / 2025-07-16 20:17:29 / July 16, 2025 @ 8:17 pm.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ishigaki, Hirara. Epicenter of the earthquake was 80 km (50 miles) from Ishigaki (c. 44 800 pop), 66 km (41 miles) from Hirara (c. 34 400 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop).

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

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 47 km SSE of Tarama, Japan. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	124.949° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	24.309° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	35 km	Depth of the event in kilometers.
Place	47 km SSE of Tarama, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-07-16 20:17:29	Time when the event occurred. UTC/GMT
Updated	2025-08-03 18:12:14	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	271	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	21	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.655	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.91 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	232	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	us6000qvz6	Id of event.
Event Code	6000qvz6	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000qvz6,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.2 mag was detected near Tarama in Japan

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