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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Ndoi Island in Fiji


Earthquake location -18.0123S, -178.1555WA light earthquake with magnitude 4.3 (ml/mb) was detected on Monday, 297 km N of Ndoi Island, Fiji (185 miles). Global time and date of event 20/08/18 / 2018-08-20 16:02:16 / August 20, 2018 @ 4:02 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us1000gjgc. Ids that are associated to the earthquake: us1000gjgc. The earthquake occurred at a depth of 543.22 km (338 miles). Exact location of earthquake, -178.1555° West, -18.0123° South, depth 543.22 km. The 4.3-magnitude earthquake was detected at 04:02:16 / 4:02 am (local time epicenter).

In the past 24 hours, there have been fourty-eight, in the last 10 days one hundred and thirty-six, in the past 30 days one hundred and fourty-four and in the last 365 days two hundred and ninety-two earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 297 km N of Ndoi Island, Fiji. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -178.1555° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -18.0123° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 543.22 km Depth of the event in kilometers.
Place 297km N 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 2018-08-20 16:02:16 Time when the event occurred. UTC/GMT
Updated 2018-09-02 18:50:39 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 284 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 3.62 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 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 us1000gjgc Id of event.
Event Code 1000gjgc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000gjgc, A comma-separated list of event ids that are associated to an event.

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