Light earthquake 4.4 mag, 124 km WSW of Hihifo, Tonga

A light earthquake magnitude 4.4 (ml/mb) has occurred on Thursday, 124 km WSW of Hihifo, Tonga (77 miles). The epicenter was at a depth of 280.91 km (175 miles). The 4.4-magnitude earthquake has occurred at 20:50:33 / 8:50 pm (local time epicenter). Exact time and date of event in UTC/GMT: 20/04/18 / 2018-04-20 08:50:33 / April 20, 2018 @ 8:50 am. Unique identifier: us1000dp46. Ids that are associated to the event: us1000dp46. Exact location of earthquake, longitude -174.8699 West, latitude -16.2546 South, depth = 280.91 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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 three and in the last 365 days twenty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 13,000 light quakes in the world.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 124 km WSW of Hihifo, Tonga.

Hihifo Tonga

More information

Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-174.8699° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-16.2546° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	280.91 km	Depth of the event in kilometers.
Place	124km WSW 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	2018-04-20 08:50:33	Time when the event occurred. UTC/GMT
Updated	2018-04-20 09:09:08	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	298	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	3.789	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.68 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	67	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	us1000dp46	Id of event.
Event Code	1000dp46	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000dp46,	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 4.4 mag, 124 km WSW of Hihifo, Tonga

Did you feel the quake?

More information

Leave a ReplyCancel reply

Follow us!

Tsunami videos

Categories

Information