Light earthquake, 4.5 mag has occurred near Hihifo in Tonga

A light earthquake with magnitude 4.5 (ml/mb) was detected on Monday, 105 km NE of Hihifo, Tonga (65 miles). Exact location of event, longitude -173.0095 West, latitude -15.3256 South, depth = 10 km. The temblor was detected at 21:36:39 / 9:36 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 10 km (6 miles). Date and time of earthquake in UTC/GMT: 22/10/19 / 2019-10-22 09:36:39 / October 22, 2019 @ 9:36 am. Id of earthquake: us700061ms. Event ids that are associated: us700061ms.

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

Questions or comments?

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: 105 km NE of Hihifo, Tonga. This information comes from the USGS Earthquake Notification Service.

Hihifo Tonga

More information

Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-173.0095° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-15.3256° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	105km NE 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	2019-10-22 09:36:39	Time when the event occurred. UTC/GMT
Updated	2019-11-01 07:24:11	Time when the event was most recently updated. UTC/GMT
Timezone offset	-720	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		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.845	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.39 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	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us700061ms	Id of event.
Event Code	700061ms	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us700061ms,	A comma-separated list of event ids that are associated to an event.

Earthquakes today

Current and latest world earthquakes breaking news, activity and articles today

Light earthquake, 4.5 mag has occurred near Hihifo in Tonga

Questions or comments?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information