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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Port-Olry in Vanuatu


Earthquake location -14.5574S, 167.433WA light earthquake magnitude 4.2 (ml/mb) has struck on Wednesday, 68 kilometers (42 miles) from Port-Olry in Vanuatu. The epicenter was at a depth of 133.36 km (83 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 21/10/15 / 2015-10-21 00:29:17 / October 21, 2015 @ 12:29 am UTC/GMT. Exact location of earthquake, longitude 167.433 East, latitude -14.5574 South, depth = 133.36 km. Unique identifier: us10003rwu. Ids that are associated to the event: us10003rwu. The temblor was detected at 11:29:17 / 11:29 am (local time epicenter).

Epicenter of the event was 76 km (47 miles) from Sola (c. 1 200 pop). Close country/countries that might be effected, Vanuatu (c. 222 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Sola (min 5000 pop).

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

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 68 km NE of Port-Olry, Vanuatu. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 167.433° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -14.5574° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 133.36 km Depth of the event in kilometers.
Place 68km NE 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 2015-10-21 00:29:17 Time when the event occurred. UTC/GMT
Updated 2015-11-18 00:58:58 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 271 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 0.912 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.3 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 89 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 us10003rwu Id of event.
Event Code 10003rwu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003rwu, A comma-separated list of event ids that are associated to an event.

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