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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near the Loyalty Islands


Earthquake location -23.3632S, 172.0451WA light earthquake magnitude 4.2 (ml/mb) has struck on Thursday, southeast of the Loyalty Islands (0 miles). Exact location of event, depth 10 km, 172.0451° East, -23.3632° South. Event ids that are associated to the earthquake: us6000dj8r. Id of event: us6000dj8r. The temblor was picked up at 06:08:59 / 6:08 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 11/02/21 / 2021-02-11 06:08:59 / February 11, 2021 @ 6:08 am UTC/GMT. The epicenter was at a depth of 10 km (6 miles).

In the past 24 hours, there have been two hundred and twenty-one, in the last 10 days two hundred and fifty-five, in the past 30 days two hundred and fifty-seven and in the last 365 days two hundred and sixty-five earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

Questions or comments?

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. 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: southeast of the Loyalty Islands.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 172.0451° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.3632° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place southeast of the Loyalty Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-11 06:08:59 Time when the event occurred. UTC/GMT
Updated 2021-03-10 10:47:53 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 271 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 10.73 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.57 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143 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 us6000dj8r Id of event.
Event Code 6000dj8r An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000dj8r, A comma-separated list of event ids that are associated to an event.

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