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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 98 km ENE of Ndoi Island, Fiji

Posted by admin on January 11, 2018 0 Comments

Earthquake location -20.4226S, -177.789WA light earthquake magnitude 4.4 (ml/mb) has struck on Wednesday, 98 km ENE of Ndoi Island, Fiji (61 miles). The 4.4-magnitude earthquake has occurred at 19:33:00 / 7:33 pm (local time epicenter). Exact location of event, longitude -177.789 West, latitude -20.4226 South, depth = 515.77 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 21/12/17 / 2017-12-21 07:33:00 / December 21, 2017 @ 7:33 am UTC/GMT. The epicenter was at a depth of 515.77 km (320 miles). Unique identifier: us1000c12s. Ids that are associated to the event: us1000c12s.

There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been three, in the last 10 days four, in the past 30 days ten and in the last 365 days one hundred and sixty-two earthquakes of magnitude 3.0 or greater that have been detected 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 98 km ENE of Ndoi Island, Fiji. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -177.789° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.4226° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 515.77 km Depth of the event in kilometers.
Place 98km ENE of Ndoi Island, Fiji Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-21 07:33:00 Time when the event occurred. UTC/GMT
Updated 2018-01-11 13:25:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 298 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 7.524 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 91 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 us1000c12s Id of event.
Event Code 1000c12s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000c12s, A comma-separated list of event ids that are associated to an event.

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