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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake, 5.3 mag strikes near Balleny Islands region

Posted by admin on December 20, 2025 0 Comments

Earthquake location -63.6916S, 172.3833WA moderate earthquake with magnitude 5.3 (ml/mb) was detected on Saturday, Balleny Islands region (0 miles). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. All ids that are associated to the event: us6000rw6a. Unique identifier: us6000rw6a. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 5.3-magnitude earthquake was detected at 10:25:04 / 10:25 am (local time epicenter). Exact time and date of earthquake 20/12/25 / 2025-12-20 10:25:04 / December 20, 2025 @ 10:25 am UTC/GMT. Exact location of event, longitude 172.3833 East, latitude -63.6916 South, depth = 10 km.

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

Did you feel anything?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: Balleny Islands region. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 5.3 mb The magnitude for the event.
Longitude 172.3833° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -63.6916° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place Balleny Islands region 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 10:25:04 Time when the event occurred. UTC/GMT
Updated 2025-12-20 10:42:38 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 26 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 14.281 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 114 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 us6000rw6a Id of event.
Event Code 6000rw6a An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rw6a, A comma-separated list of event ids that are associated to an event.

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