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Light earthquake, 4.7 mag strikes near Antofagasta in Chile

Posted by admin on April 22, 2016 0 Comments

Earthquake location -23.5994S, -71.1758WA light earthquake magnitude 4.7 (ml/mb) strikes 79 kilometers (49 miles) from Antofagasta in Chile on Friday. The temblor was reported at 10:55:50 / 10:55 am (local time epicenter). The epicenter was at a depth of 17.18 km (11 miles). Exact location of earthquake, -71.1758° West, -23.5994° South, depth 17.18 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 22/04/16 / 2016-04-22 15:55:50 / April 22, 2016 @ 3:55 pm UTC/GMT. All ids that are associated to the event: us20005kx4. Unique identifier: us20005kx4.

Nearest cities/city/towns to hypocenter/epicentrum was Antofagasta (min 5000 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop). The epicenter was 80 km (50 miles) from Antofagasta (c. 309 800 pop).

Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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 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: 79 km W of Antofagasta, Chile.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -71.1758° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.5994° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.18 km Depth of the event in kilometers.
Place 79km W of Antofagasta, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-22 15:55:50 Time when the event occurred. UTC/GMT
Updated 2016-04-22 16:26:00 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 340 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 0.576 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.98 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 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 us20005kx4 Id of event.
Event Code 20005kx4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005kx4, A comma-separated list of event ids that are associated to an event.

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