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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag has occurred near Sigave in Wallis and Futuna


Earthquake location -15.1471S, -178.3029WA light earthquake magnitude 4.9 (ml/mb) has occurred on Tuesday, 94 kilometers (58 miles) from Sigave in Wallis and Futuna. The 4.9-magnitude earthquake was detected at 08:29:11 / 8:29 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. All ids that are associated to the event: us700058x0. Unique identifier: us700058x0. Exact location of event, longitude -178.3029 West, latitude -15.1471 South, depth = 10 km. Global time and date of event 27/08/19 / 2019-08-27 20:29:11 / August 27, 2019 @ 8:29 pm UTC/GMT.

Epicenter of the event was 96 km (60 miles) from Sigavé (c. 500 pop), 95 km (59 miles) from Alo (c. 200 pop). Nearest cities/city/towns to hypocenter/epicentrum was Sigavé, Alo (min 5000 pop). Close country/countries, Wallis and Futuna (c. 16 000 pop) (That might be effected).

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

Did you feel it?

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: 94 km S of Sigave, Wallis and Futuna.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -178.3029° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.1471° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 94km 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 2019-08-27 20:29:11 Time when the event occurred. UTC/GMT
Updated 2019-08-31 14:11:25 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 369 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 0.852 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 114 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 us700058x0 Id of event.
Event Code 700058x0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us700058x0, A comma-separated list of event ids that are associated to an event.

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