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Light earthquake, 4.2 mag has occurred near Calama in Chile

Posted by admin on January 20, 2020 0 Comments

Earthquake location -21.0685S, -68.5144WA light earthquake with magnitude 4.2 (ml/mb) was detected on Monday, 160 km NNE of Calama, Chile (99 miles). The epicenter of the earthquake was roughly 153.43 km (95 miles) below the earth’s surface. Exact location of earthquake, -68.5144° West, -21.0685° South, depth 153.43 km. Exact time and date of earthquake 20/01/20 / 2020-01-20 06:40:38 / January 20, 2020 @ 6:40 am UTC/GMT. The 4.2-magnitude earthquake has occurred at 02:40:38 / 2:40 am (local time epicenter). Id of earthquake: us60007b5q. Event ids that are associated: us60007b5q. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

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

How would you describe the shaking?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 160 km NNE of Calama, Chile.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -68.5144° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -21.0685° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 153.43 km Depth of the event in kilometers.
Place 160km 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 2020-01-20 06:40:38 Time when the event occurred. UTC/GMT
Updated 2020-01-20 13:37:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 0.909 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 54 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 us60007b5q Id of event.
Event Code 60007b5q An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60007b5q, A comma-separated list of event ids that are associated to an event.

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