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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Isangel in Vanuatu



Earthquake location -20.4856S, 169.9524WA light earthquake magnitude 4.2 (ml/mb) has struck on Saturday, 125 km SE of Isangel, Vanuatu (78 miles). The 4.2-magnitude earthquake was detected at 06:29:13 / 6:29 am (local time epicenter). The earthquake occurred at a depth of 84.21 km (52 miles). Exact time and date of earthquake 22/09/17 / 2017-09-22 19:29:13 / September 22, 2017 @ 7:29 pm UTC/GMT. Exact location of event, longitude 169.9524 East, latitude -20.4856 South, depth = 84.21 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us2000awr2. Ids that are associated to the event: us2000awr2.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days twenty-one earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel anything?

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: 125 km SE of Isangel, Vanuatu.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 169.9524° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.4856° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 84.21 km Depth of the event in kilometers.
Place 125km SE of Isangel, Vanuatu Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-22 19:29:13 Time when the event occurred. UTC/GMT
Updated 2017-10-20 22:04:29 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 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 2.05 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.15 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 267 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 us2000awr2 Id of event.
Event Code 2000awr2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000awr2, A comma-separated list of event ids that are associated to an event.

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