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Light earthquake, 4.3 mag was detected near Calama in Chile

Posted by admin on July 22, 2020 0 Comments

Earthquake location -21.831S, -68.7213WA light earthquake with magnitude 4.3 (ml/mb) was detected on Wednesday, 72 kilometers (45 miles) from Calama in Chile. The epicenter was at a depth of 125.37 km (78 miles). Exact time and date of event in UTC/GMT: 22/07/20 / 2020-07-22 04:11:16 / July 22, 2020 @ 4:11 am. Exact location of earthquake, -68.7213° West, -21.831° South, depth 125.37 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 04:11:16 / 4:11 am (local time epicenter). Event ids that are associated to the earthquake: us7000astd. Id of event: us7000astd.

Country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Calama (min 5000 pop). Epicenter of the earthquake was 73 km (45 miles) from Calama (c. 143 100 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days seven, in the past 30 days nine and in the last 365 days eighty-four earthquakes of magnitude 3.0 or greater that have been detected nearby. There are an estimated 13,000 light quakes in the world each year.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 72 km NNE of Calama, Chile.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -68.7213° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.831° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 125.37 km Depth of the event in kilometers.
Place 72 km NNE of Calama, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-07-22 04:11:16 Time when the event occurred. UTC/GMT
Updated 2020-07-22 21:58:00 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 284 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 0.485 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 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 us7000astd Id of event.
Event Code 7000astd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000astd, A comma-separated list of event ids that are associated to an event.

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