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Major earthquake, 7 mag was detected near Tadine in New Caledonia

Earthquake location -21.7S, 169WA major earthquake with magnitude 7 (ml/mb) was reported 116 kilometers (72 miles) from Tadine in New Caledonia on Tuesday. All ids that are associated to the event: at00oynwmb, pt17304000. Unique identifier: at00oynwmb. A tsunami warning has been issued near Tadine in New Caledonia (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 15 km (9 miles) below the earth’s surface. Exact location of earthquake, longitude 169 East, latitude -21.7 South, depth = 15 km. The 7-magnitude earthquake was detected at 11:42:11 / 11:42 am (local time epicenter). Global time and date of event 31/10/17 / 2017-10-31 00:42:11 / October 31, 2017 @ 12:42 am UTC/GMT.

Nearby country/countries that might be effected, New Caledonia (c. 216 000 pop). Epicenter of the earthquake was 117 km (72 miles) from Tadine (c. 7 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Tadine (min 5000 pop).

Every year there are an estimated 15 major earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twelve earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 7.0 to 7.9 may cause serious damage.

Did you feel anything?

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: 116 km E of Tadine, New Caledonia.

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More information

Parameter Value Description
Magnitude 7 mb The magnitude for the event.
Longitude 169° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.7° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 15 km Depth of the event in kilometers.
Place 116km E 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 2017-10-31 00:42:11 Time when the event occurred. UTC/GMT
Updated 2017-10-31 00:53:42 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 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 1 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 754 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at,pt, A comma-separated list of network contributors.
Number of Stations Used 25 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100.799991936 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00oynwmb Id of event.
Event Code 00oynwmb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00oynwmb,pt17304000, A comma-separated list of event ids that are associated to an event.

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