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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Tadine in New Caledonia


Earthquake location -21.3074S, 168.4854WA light earthquake with magnitude 4.6 (ml/mb) was reported 67 kilometers (42 miles) from Tadine in New Caledonia on Tuesday. Exact location of earthquake, longitude 168.4854 East, latitude -21.3074 South, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us1000bjcn. Unique identifier: us1000bjcn. The temblor was reported at 18:44:58 / 6:44 pm (local time epicenter). Global date and time of event UTC/GMT: 21/11/17 / 2017-11-21 07:44:58 / November 21, 2017 @ 7:44 am. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Tadine. Event epicenter was 68 km (42 miles) from Tadine (c. 7 500 pop). Close country/countries, New Caledonia (c. 216 000 pop) (That might be effected).

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

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 67 km ENE of Tadine, New Caledonia.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 168.4854° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.3074° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 67km ENE of Tadine, 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 2017-11-21 07:44:58 Time when the event occurred. UTC/GMT
Updated 2017-12-03 09:47:15 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 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 0.457 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 136 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 us1000bjcn Id of event.
Event Code 1000bjcn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000bjcn, A comma-separated list of event ids that are associated to an event.

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