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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag strikes near Houma in Tonga


Earthquake location -20.5566S, -176.9019WA light earthquake magnitude 4.3 (ml/mb) has occurred on Tuesday, 179 km WNW of Houma, Tonga (111 miles). The earthquake occurred at a depth of 367.963 km (229 miles) below the earth’s surface. The temblor was reported at 09:18:27 / 9:18 am (local time epicenter). Id of earthquake: us6000mwxj. Event ids that are associated: us6000mwxj. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 07/05/24 / 2024-05-07 09:18:27 / May 7, 2024 @ 9:18 am. Exact location of earthquake, longitude -176.9019 West, latitude -20.5566 South, depth = 367.963 km.

There are an estimated 13,000 light earthquakes 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 three, in the last 10 days four, in the past 30 days six and in the last 365 days six earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. 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: 179 km WNW of Houma, Tonga.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -176.9019° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.5566° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 367.963 km Depth of the event in kilometers.
Place 179 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 2024-05-07 09:18:27 Time when the event occurred. UTC/GMT
Updated 2024-05-07 10:52:33 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 24 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.701 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 122 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 us6000mwxj Id of event.
Event Code 6000mwxj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000mwxj, A comma-separated list of event ids that are associated to an event.

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