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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Ndoi Island in Fiji

Earthquake location -23.1792S, -179.731WA light earthquake magnitude 4.2 (ml/mb) has occurred on Tuesday, 299 km SSW of Ndoi Island, Fiji (186 miles). The temblor was detected at 23:32:46 / 11:32 pm (local time epicenter). The epicenter was at a depth of 557.69 km (347 miles). Event ids that are associated to the earthquake: us700058u9. Id of event: us700058u9. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -179.731 West, latitude -23.1792 South, depth = 557.69 km. Global time and date of event 21/08/19 / 2019-08-21 11:32:46 / August 21, 2019 @ 11:32 am UTC/GMT.

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

Did you feel it?

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: 299 km SSW of Ndoi Island, Fiji.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -179.731° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.1792° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 557.69 km Depth of the event in kilometers.
Place 299km SSW 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 2019-08-21 11:32:46 Time when the event occurred. UTC/GMT
Updated 2019-09-13 11:27:30 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 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 5.792 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 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 us700058u9 Id of event.
Event Code 700058u9 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us700058u9, A comma-separated list of event ids that are associated to an event.

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