Moderate earthquake, 5.3 mag was detected near Nemuro in Japan

A moderate earthquake magnitude 5.3 (ml/mb) has occurred on Saturday, 73 kilometers (45 miles) from Nemuro in Japan. Event id: us6000rw6m. Ids that are associated to the earthquake: us6000rw6m. Exact location of earthquake, longitude 145.985 East, latitude 42.7295 North, depth = 39.776 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 39.776 km (25 miles). The temblor was reported at 12:30:32 / 12:30 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 20/12/25 / 2025-12-20 12:30:32 / December 20, 2025 @ 12:30 pm.

Epicenter of the event was 74 km (46 miles) from Nemuro (c. 31 200 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). Closest city/cities/towns to epicentrum/hypocenter was Nemuro (min 5000 pop).

There are an estimated 1320 moderate earthquakes in the world each year. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 73 km SSE of Nemuro, Japan. This information comes from the USGS Earthquake Notification Service.

Japan Nemuro

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Parameter	Value	Description
Magnitude	5.3 mb	The magnitude for the event.
Longitude	145.985° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	42.7295° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	39.776 km	Depth of the event in kilometers.
Place	73 km SSE of Nemuro, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-20 12:30:32	Time when the event occurred. UTC/GMT
Updated	2025-12-20 12:45:52	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	432	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	79	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.214	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.59 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	97	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	us6000rw6m	Id of event.
Event Code	6000rw6m	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000rw6m,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake, 5.3 mag was detected near Nemuro in Japan

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