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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag was detected near Port-Vila in Vanuatu


Earthquake location -17.7334S, 168.1189WA light earthquake magnitude 4.9 (ml/mb) has struck on Tuesday, 20 kilometers (12 miles) from Port-Vila in Vanuatu. The earthquake was roughly at a depth of 10 km (6 miles). Exact location of event, longitude 168.1189 East, latitude -17.7334 South, depth = 10 km. The 4.9-magnitude earthquake has occurred at 01:38:07 / 1:38 am (local time epicenter). 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: 16/02/21 / 2021-02-16 01:38:07 / February 16, 2021 @ 1:38 am. Unique identifier: us6000dk4i. Ids that are associated to the event: us6000dk4i.

Country/countries that might be effected, Vanuatu (c. 222 000 pop). Epicenter of the event was 21 km (13 miles) from Port-Vila (c. 35 900 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Port-Vila.

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fourty-one, in the last 10 days fourty-three, in the past 30 days fourty-six and in the last 365 days one hundred and sixty-one earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 20 km W of Port-Vila, Vanuatu.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude 168.1189° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -17.7334° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 20 km W of Port-Vila, Vanuatu Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-16 01:38:07 Time when the event occurred. UTC/GMT
Updated 2021-03-08 04:48:45 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 0 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 369 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 3.728 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.96 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 105 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 us6000dk4i Id of event.
Event Code 6000dk4i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000dk4i, A comma-separated list of event ids that are associated to an event.

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