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Major earthquake: M7.9 quake has struck near the Loyalty Islands

Earthquake location -23.1S, 171.5WA major earthquake with magnitude 7.9 (ml/mb) was reported southeast of the Loyalty Islands (0 miles) on Wednesday. A tsunami warning has been issued near the Loyalty Islands (Does not indicate if a tsunami actually did or will exist). The 7.9-magnitude earthquake has occurred at 13:19:56 / 1:19 pm (local time epicenter). Exact location of earthquake, longitude 171.5 East, latitude -23.1 South, depth = 33 km. Global date and time of event UTC/GMT: 10/02/21 / 2021-02-10 13:19:56 / February 10, 2021 @ 1:19 pm. Event id: at00qobedd. Ids that are associated to the earthquake: at00qobedd, pt21041004. The earthquake occurred at a depth of 33 km (21 miles) below the earth’s surface.

There are an estimated 15 major quakes in the world each year. Earthquakes 7.0 to 7.9 may cause serious damage. In the past 24 hours, there have been four, in the last 10 days sixteen, in the past 30 days twenty and in the last 365 days thirty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: southeast of the Loyalty Islands.

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More information

Parameter Value Description
Magnitude 7.9 mb The magnitude for the event.
Longitude 171.5° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.1° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 33 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 2021-02-10 13:19:56 Time when the event occurred. UTC/GMT
Updated 2021-02-10 13:31:23 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 1 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 960 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at,pt, A comma-separated list of network contributors.
Number of Stations Used 34 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 8.057888 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.37 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 71.99999424 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00qobedd Id of event.
Event Code 00qobedd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00qobedd,pt21041004, A comma-separated list of event ids that are associated to an event.

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