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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag strikes near Luganville in Vanuatu


Earthquake location -15.4142S, 167.4586WA light earthquake magnitude 4.9 (ml/mb) has struck on Friday, 33 kilometers (21 miles) from Luganville in Vanuatu. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 121.97 km (76 miles). Event id: us2000e26d. Ids that are associated to the earthquake: us2000e26d. The temblor was picked up at 05:18:35 / 5:18 am (local time epicenter). Exact location, longitude 167.4586° East, latitude -15.4142° South, depth = 121.97 km. Date and time of earthquake in UTC/GMT: 12/04/18 / 2018-04-12 18:18:35 / April 12, 2018 @ 6:18 pm.

Event epicenter was 34 km (21 miles) from Luganville (c. 13 400 pop), 76 km (47 miles) from Lakatoro (c. 700 pop). Closest city/cities/towns to epicentrum/hypocenter was Lakatoro, Luganville (min 5000 pop). Close country/countries, Vanuatu (c. 222 000 pop) (That might be effected).

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

Questions or comments?

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: 33 km ENE of Luganville, Vanuatu. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude 167.4586° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.4142° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 121.97 km Depth of the event in kilometers.
Place 33km ENE 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 2018-04-12 18:18:35 Time when the event occurred. UTC/GMT
Updated 2018-04-18 23:38:21 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 369 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 5.337 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 175 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 us2000e26d Id of event.
Event Code 2000e26d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000e26d, A comma-separated list of event ids that are associated to an event.

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