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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag strikes near Houma in Tonga


Earthquake location -20.4301S, -177.5007WA light earthquake magnitude 4.3 (ml/mb) has struck on Saturday, 243 km WNW of Houma, Tonga (151 miles). The earthquake was roughly at a depth of 519.328 km (323 miles). Exact location of event, longitude -177.5007 West, latitude -20.4301 South, depth = 519.328 km. Exact time and date of event in UTC/GMT: 27/04/24 / 2024-04-27 18:07:07 / April 27, 2024 @ 6:07 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us6000mufn. Ids that are associated to the event: us6000mufn. The temblor was detected at 18:07:07 / 6:07 pm (local time epicenter).

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

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 243 km WNW of Houma, Tonga. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -177.5007° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.4301° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 519.328 km Depth of the event in kilometers.
Place 243 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 2024-04-27 18:07:07 Time when the event occurred. UTC/GMT
Updated 2024-04-30 15:49:31 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 284 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 56 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.271 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 70 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 us6000mufn Id of event.
Event Code 6000mufn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000mufn, A comma-separated list of event ids that are associated to an event.

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