Light earthquake 4.5 mag, 264 km WNW of Houma, Tonga

A light earthquake with magnitude 4.5 (ml/mb) was detected on Saturday, 264 km WNW of Houma, Tonga (164 miles). The epicenter of the earthquake was roughly 500.971 km (311 miles) below the earth’s surface. Exact location of earthquake, -177.6166° West, -20.1973° South, depth 500.971 km. Event ids that are associated to the earthquake: us7000rl0v. Id of event: us7000rl0v. Exact time and date of earthquake 27/12/25 / 2025-12-27 05:45:42 / December 27, 2025 @ 5:45 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 05:45:42 / 5:45 am (local time epicenter).

There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days eleven and in the last 365 days one hundred and fifteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 264 km WNW of Houma, Tonga. This data comes from the USGS Earthquake Notification Service.

Houma Tonga

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Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-177.6166° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-20.1973° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	500.971 km	Depth of the event in kilometers.
Place	264 km WNW of Houma, Tonga	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-12-27 05:45:42	Time when the event occurred. UTC/GMT
Updated	2025-12-28 05:06:00	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	312	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	28	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	4.677	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.81 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	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us7000rl0v	Id of event.
Event Code	7000rl0v	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000rl0v,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.5 mag, 264 km WNW of Houma, Tonga

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