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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 45 km NE of Luganville, Vanuatu


Earthquake location -15.2747S, 167.4984WA light earthquake magnitude 4 (ml/mb) has struck on Sunday, 45 kilometers (28 miles) from Luganville in Vanuatu. The temblor was picked up at 04:50:57 / 4:50 am (local time epicenter). Exact time and date of event in UTC/GMT: 09/12/17 / 2017-12-09 17:50:57 / December 9, 2017 @ 5:50 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 167.4984 East, latitude -15.2747 South, depth = 128.38 km. Id of earthquake: us2000c4vz. Event ids that are associated: us2000c4vz. The earthquake occurred at a depth of 128.38 km (80 miles) below the earth’s surface.

Event epicenter was 45 km (28 miles) from Luganville (c. 13 400 pop). Nearest cities/city/villages to epicentrum/hypocenter was Luganville (min 5000 pop). Nearby country/countries, Vanuatu (c. 222 000 pop) (That might be effected).

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

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 45 km NE of Luganville, Vanuatu. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 167.4984° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.2747° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 128.38 km Depth of the event in kilometers.
Place 45km NE of Luganville, Vanuatu Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-09 17:50:57 Time when the event occurred. UTC/GMT
Updated 2018-01-03 20:08:52 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 5.478 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.08 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 101 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 us2000c4vz Id of event.
Event Code 2000c4vz An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000c4vz, A comma-separated list of event ids that are associated to an event.

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