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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 181 km SSE of Lambasa, Fiji

Earthquake location -17.7788S, -179.6661WA light earthquake magnitude 4.6 (ml/mb) has struck on Saturday, 181 km SSE of Lambasa, Fiji (112 miles). The earthquake occurred at a depth of 630 km (391 miles) below the earth’s surface. Event id: us1000gimp. Ids that are associated to the earthquake: us1000gimp. Global time and date of event 19/08/18 / 2018-08-19 05:20:43 / August 19, 2018 @ 5:20 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -179.6661 West, latitude -17.7788 South, depth = 630 km. The temblor was picked up at 17:20:43 / 5:20 pm (local time epicenter).

In the past 24 hours, there have been eleven, in the last 10 days twelve, in the past 30 days fourteen and in the last 365 days fourty-seven earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 181 km SSE of Lambasa, Fiji. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -179.6661° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -17.7788° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 630 km Depth of the event in kilometers.
Place 181km SSE of Lambasa, Fiji Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-19 05:20:43 Time when the event occurred. UTC/GMT
Updated 2018-09-15 10:20:51 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 326 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 2.174 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.51 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 81 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 us1000gimp Id of event.
Event Code 1000gimp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000gimp, A comma-separated list of event ids that are associated to an event.

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