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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.5 quake has struck near Ile Hunter in New Caledonia

Earthquake location -22.8089S, 171.4968WA light earthquake with magnitude 4.5 (ml/mb) was reported 72 km SW of Ile Hunter, New Caledonia (45 miles) on Sunday. The temblor was reported at 23:55:54 / 11:55 pm (local time epicenter). The earthquake was roughly at a depth of 50.65 km (31 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 171.4968 East, latitude -22.8089 South, depth = 50.65 km. Unique identifier: us10003kf2. Ids that are associated to the event: us10003kf2. Date and time of earthquake in UTC/GMT: 20/09/15 / 2015-09-20 12:55:54 / September 20, 2015 @ 12:55 pm.

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. 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 nine earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 72 km SW of Ile Hunter, New Caledonia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 171.4968° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -22.8089° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 50.65 km Depth of the event in kilometers.
Place 72km SW 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 2015-09-20 12:55:54 Time when the event occurred. UTC/GMT
Updated 2015-10-09 06:36:51 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 3.474 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 126 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 us10003kf2 Id of event.
Event Code 10003kf2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003kf2, A comma-separated list of event ids that are associated to an event.

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