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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 41 km ENE of Tadine, New Caledonia


Earthquake location -21.3597S, 168.2244WA light earthquake magnitude 4 (ml/mb) has occurred on Wednesday, 41 kilometers (25 miles) from Tadine in New Caledonia. Global time and date of event 24/07/18 / 2018-07-24 22:31:20 / July 24, 2018 @ 10:31 pm UTC/GMT. Event id: us2000gf7v. Ids that are associated to the earthquake: us2000gf7v. The 4-magnitude earthquake was detected at 09:31:20 / 9:31 am (local time epicenter). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 168.2244° East, -21.3597° South, depth 10 km.

Country/countries that might be effected, New Caledonia (c. 216 000 pop). Epicenter of the earthquake was 41 km (26 miles) from Tadine (c. 7 500 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Tadine.

In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days three and in the last 365 days two hundred and ninety-six earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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: 41 km ENE of Tadine, New Caledonia.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 168.2244° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.3597° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 41km 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 2018-07-24 22:31:20 Time when the event occurred. UTC/GMT
Updated 2018-08-10 22:27:24 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 246 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 1.086 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.84 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 169 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 us2000gf7v Id of event.
Event Code 2000gf7v An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000gf7v, A comma-separated list of event ids that are associated to an event.

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