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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Haveluloto in Tonga

Posted by admin on September 7, 2020 0 Comments

Earthquake location -21.862S, -177.3208WA light earthquake magnitude 4.3 (ml/mb) strikes 232 km WSW of Haveluloto, Tonga (144 miles) on Sunday. Exact location of event, depth 211.88 km, -177.3208° West, -21.862° South. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us7000bead. Ids that are associated to the event: us7000bead. The temblor was reported at 02:00:47 / 2:00 am (local time epicenter). Exact time and date of earthquake 23/08/20 / 2020-08-23 02:00:47 / August 23, 2020 @ 2:00 am UTC/GMT. The epicenter of the earthquake was roughly 211.88 km (132 miles) below the earth’s surface.

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

Did you feel it?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 232 km WSW of Haveluloto, Tonga.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -177.3208° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.862° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 211.88 km Depth of the event in kilometers.
Place 232 km WSW of Haveluloto, Tonga Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-23 02:00:47 Time when the event occurred. UTC/GMT
Updated 2020-08-28 22:56:56 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 7.464 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.56 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 111 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 us7000bead Id of event.
Event Code 7000bead An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bead, A comma-separated list of event ids that are associated to an event.

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