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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Port-Olry in Vanuatu



Earthquake location -15.0436S, 167.1007WA light earthquake with magnitude 4.6 (ml/mb) was detected on Friday, 5 kilometers (3 miles) from Port-Olry in Vanuatu. Date and time of earthquake in UTC/GMT: 31/12/15 / 2015-12-31 23:25:03 / December 31, 2015 @ 11:25 pm. The temblor was picked up at 10:25:03 / 10:25 am (local time epicenter). The earthquake was roughly at a depth of 30.43 km (19 miles). Unique identifier: us10004bv6. Ids that are associated to the event: us10004bv6. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 167.1007° East, -15.0436° South, depth 30.43 km.

Nearest cities/city/towns to hypocenter/epicentrum was Luganville (min 5000 pop). Nearby country/countries, Vanuatu (c. 222 000 pop) (That might be effected). Event epicenter was 53 km (33 miles) from Luganville (c. 13 400 pop).

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

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage 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: 5 km E of Port-Olry, Vanuatu.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 167.1007° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.0436° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 30.43 km Depth of the event in kilometers.
Place 5km E of Port-Olry, Vanuatu Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-31 23:25:03 Time when the event occurred. UTC/GMT
Updated 2016-01-18 02:47:42 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 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 0.413 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 118 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 us10004bv6 Id of event.
Event Code 10004bv6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004bv6, A comma-separated list of event ids that are associated to an event.

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