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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Norsup in Vanuatu


Earthquake location -15.6213S, 167.9329WA light earthquake with magnitude 4.6 (ml/mb) was reported 76 kilometers (47 miles) from Norsup in Vanuatu on Sunday. Date and time of earthquake in UTC/GMT: 20/06/15 / 2015-06-20 13:57:43 / June 20, 2015 @ 1:57 pm. Event id: us10002naa. Ids that are associated to the earthquake: us10002naa. The earthquake occurred at a depth of 29.46 km (18 miles) below the earth’s surface. Exact location of event, depth 29.46 km, 167.9329° East, -15.6213° South. The temblor was reported at 00:57:43 / 12:57 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Luganville, Lakatoro. Nearby country/countries that might be effected, Vanuatu (c. 222 000 pop). Epicenter of the earthquake was 83 km (52 miles) from Luganville (c. 13 400 pop), 77 km (48 miles) from Lakatoro (c. 700 pop).

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

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 76 km NE of Norsup, Vanuatu.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 167.9329° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -15.6213° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.46 km Depth of the event in kilometers.
Place 76km NE of Norsup, Vanuatu Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-06-20 13:57:43 Time when the event occurred. UTC/GMT
Updated 2015-07-12 17:24:26 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 0.724 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.39 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 156 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 us10002naa Id of event.
Event Code 10002naa An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10002naa, A comma-separated list of event ids that are associated to an event.

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