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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.1 mag strikes near Honchō in Japan


Earthquake location 41.0271S, 143.0487WA moderate earthquake with magnitude 5.1 (ml/mb) was reported 122 km S of Honchō, Japan (76 miles) on Monday. Global time and date of event 08/12/25 / 2025-12-08 22:07:17 / December 8, 2025 @ 10:07 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 143.0487 East, latitude 41.0271 North, depth = 35 km. The 5.1-magnitude earthquake has occurred at 22:07:17 / 10:07 pm (local time epicenter). All ids that are associated to the event: us6000rtin. Unique identifier: us6000rtin. The epicenter of the earthquake was roughly 35 km (22 miles) below the earth’s surface.

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

Did you feel the quake?

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: 122 km S of Honchō, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.1 mb The magnitude for the event.
Longitude 143.0487° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 41.0271° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 122 km S of Honchō, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-08 22:07:17 Time when the event occurred. UTC/GMT
Updated 2025-12-08 22:22:36 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 400 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 38 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.99 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 134 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 us6000rtin Id of event.
Event Code 6000rtin An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rtin, A comma-separated list of event ids that are associated to an event.

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