Light earthquake, 4 mag was detected near Hihifo in Tonga

A light earthquake magnitude 4 (ml/mb) has struck on Friday, 200 km WNW of Hihifo, Tonga (124 miles). Exact location of event, depth 314.568 km, -175.4823° West, -15.1785° South. Exact time and date of event in UTC/GMT: 20/09/24 / 2024-09-20 01:11:02 / September 20, 2024 @ 1:11 am. The 4-magnitude earthquake has occurred at 01:11:02 / 1:11 am (local time epicenter). The epicenter of the earthquake was roughly 314.568 km (195 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us6000nu2w. Unique identifier: us6000nu2w.

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

Did you feel the quake?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 200 km WNW of Hihifo, Tonga. This information comes from the USGS Earthquake Notification Service.

Hihifo Tonga

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	-175.4823° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-15.1785° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	314.568 km	Depth of the event in kilometers.
Place	200 km WNW of Hihifo, Tonga	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-09-20 01:11:02	Time when the event occurred. UTC/GMT
Updated	2024-09-24 22:35:50	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	246	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	24	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	2.696	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	108	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	us6000nu2w	Id of event.
Event Code	6000nu2w	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000nu2w,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4 mag was detected near Hihifo in Tonga

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