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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 284 km S of Sigave, Wallis and Futuna

Posted by admin on September 2, 2018 0 Comments

Earthquake location -16.8209S, -177.6457WA light earthquake with magnitude 4.4 (ml/mb) was detected on Monday, 284 km S of Sigave, Wallis and Futuna (176 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us2000h5he. Event ids that are associated: us2000h5he. Exact location of event, longitude -177.6457 West, latitude -16.8209 South, depth = 21.14 km. Global time and date of event 21/08/18 / 2018-08-21 07:38:23 / August 21, 2018 @ 7:38 am UTC/GMT. The earthquake occurred at a depth of 21.14 km (13 miles) below the earth’s surface. The temblor was detected at 19:38:23 / 7:38 pm (local time epicenter).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days fourteen, in the past 30 days fourteen and in the last 365 days fourty-one 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.

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: 284 km S of Sigave, Wallis and Futuna.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -177.6457° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -16.8209° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.14 km Depth of the event in kilometers.
Place 284km S of Sigave, Wallis and Futuna Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-21 07:38:23 Time when the event occurred. UTC/GMT
Updated 2018-09-02 12:44:12 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 4.211 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.99 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 166 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 us2000h5he Id of event.
Event Code 2000h5he An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000h5he, A comma-separated list of event ids that are associated to an event.

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