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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.1 mag, 81 km SE of Sigave, Wallis and Futuna


Earthquake location -14.8568S, -177.6774WA light earthquake with magnitude 4.1 (ml/mb) was reported 81 kilometers (50 miles) from Sigave in Wallis and Futuna on Thursday. Exact location of event, depth 358.4 km, -177.6774° West, -14.8568° South. Global date and time of event UTC/GMT: 08/11/18 / 2018-11-08 22:36:24 / November 8, 2018 @ 10:36 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us1000hs6j. Ids that are associated to the event: us1000hs6j. The earthquake occurred at a depth of 358.4 km (223 miles) below the earth’s surface. The temblor was reported at 10:36:24 / 10:36 am (local time epicenter).

Nearby country/countries that might be effected, Wallis and Futuna (c. 16 000 pop). Event epicenter was 82 km (51 miles) from Sigavé (c. 500 pop), 77 km (48 miles) from Alo (c. 200 pop). Nearest cities/city/villages to epicentrum/hypocenter was Sigavé, Alo (min 5000 pop).

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

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 81 km SE of Sigave, Wallis and Futuna. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -177.6774° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -14.8568° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 358.4 km Depth of the event in kilometers.
Place 81km SE 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 2018-11-08 22:36:24 Time when the event occurred. UTC/GMT
Updated 2018-11-16 03:17:56 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 259 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 0.694 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 99 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 us1000hs6j Id of event.
Event Code 1000hs6j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hs6j, A comma-separated list of event ids that are associated to an event.

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