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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Fiji region


Earthquake location -17.9166S, -177.8028WA light earthquake magnitude 4.3 (ml/mb) has struck on Saturday, Fiji region (0 miles). Exact location of earthquake, longitude -177.8028 West, latitude -17.9166 South, depth = 578.97 km. The earthquake occurred at a depth of 578.97 km (360 miles). Exact time and date of event in UTC/GMT: 19/08/18 / 2018-08-19 11:10:40 / August 19, 2018 @ 11:10 am. Unique identifier: us1000gipp. Ids that are associated to the event: us1000gipp. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 23:10:40 / 11:10 pm (local time epicenter).

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

Questions or comments?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: Fiji region.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -177.8028° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -17.9166° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 578.97 km Depth of the event in kilometers.
Place Fiji region Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-19 11:10:40 Time when the event occurred. UTC/GMT
Updated 2018-09-02 09:14:06 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 3.951 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.43 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 145 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 us1000gipp Id of event.
Event Code 1000gipp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000gipp, A comma-separated list of event ids that are associated to an event.

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