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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.5 quake has struck near Loyalty Islands, New Caledonia


Earthquake location -21.7498S, 168.7686WA light earthquake magnitude 4.5 (ml/mb) has occurred on Monday, Loyalty Islands, New Caledonia kilometers (0 miles) from Loyalty Islands, New Caledonia. The temblor was detected at 13:50:27 / 1:50 pm (local time epicenter). Exact location of event, longitude 168.7686 East, latitude -21.7498 South, depth = 4.28 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 20/11/17 / 2017-11-20 13:50:27 / November 20, 2017 @ 1:50 pm. The epicenter of the earthquake was roughly 4.28 km (3 miles) below the earth’s surface. All ids that are associated to the event: us2000bvy4. Unique identifier: us2000bvy4.

Nearby country/countries that might be effected, New Caledonia (c. 216 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Tadine (min 5000 pop). Event epicenter was 94 km (59 miles) from Tadine (c. 7 500 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been sixty-eight, in the last 10 days one hundred and twenty-seven, in the past 30 days two hundred and twenty-four and in the last 365 days two hundred and thirty-two earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: Loyalty Islands, New Caledonia.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 168.7686° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.7498° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 4.28 km Depth of the event in kilometers.
Place Loyalty Islands, 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 2017-11-20 13:50:27 Time when the event occurred. UTC/GMT
Updated 2017-12-04 17:54:20 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 312 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 0.737 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.49 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 131 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 us2000bvy4 Id of event.
Event Code 2000bvy4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000bvy4, A comma-separated list of event ids that are associated to an event.

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