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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.7 mag was detected near Ile Hunter in New Caledonia

Posted by admin on December 15, 2017 0 Comments

Earthquake location -21.6533S, 170.0683WA light earthquake magnitude 4.7 (ml/mb) has struck on Friday, 220 km WNW of Ile Hunter, New Caledonia (137 miles). Unique identifier: us2000c4ff. Ids that are associated to the event: us2000c4ff. The epicenter of the earthquake was roughly 34.86 km (22 miles) below the earth’s surface. The 4.7-magnitude earthquake has occurred at 11:47:19 / 11:47 am (local time epicenter). Exact location of event, depth 34.86 km, 170.0683° East, -21.6533° South. Date and time of earthquake in UTC/GMT: 08/12/17 / 2017-12-08 00:47:19 / December 8, 2017 @ 12:47 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days nine and in the last 365 days fifty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 220 km WNW of Ile Hunter, New Caledonia.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 170.0683° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.6533° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.86 km Depth of the event in kilometers.
Place 220km WNW of Ile Hunter, New Caledonia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-08 00:47:19 Time when the event occurred. UTC/GMT
Updated 2017-12-15 03:16:54 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 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 340 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 1.904 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.12 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 170 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 us2000c4ff Id of event.
Event Code 2000c4ff An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000c4ff, A comma-separated list of event ids that are associated to an event.

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