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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.1 mag, 65 km NE of Calama, Chile


Earthquake location -22.0021S, -68.5188WA light earthquake with magnitude 4.1 (ml/mb) was reported 65 kilometers (40 miles) from Calama in Chile on Saturday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -68.5188 West, latitude -22.0021 South, depth = 137.6 km. Global date and time of event UTC/GMT: 28/11/20 / 2020-11-28 23:08:53 / November 28, 2020 @ 11:08 pm. The 4.1-magnitude earthquake was detected at 23:08:53 / 11:08 pm (local time epicenter). The epicenter of the earthquake was roughly 137.6 km (86 miles) below the earth’s surface. Event id: us7000ckqp. Ids that are associated to the earthquake: us7000ckqp.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Calama. Epicenter of the event was 66 km (41 miles) from Calama (c. 143 100 pop). Close country/countries, Chile (c. 16 746 000 pop) (That might be effected).

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

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 65 km NE of Calama, Chile. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -68.5188° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -22.0021° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 137.6 km Depth of the event in kilometers.
Place 65 km NE 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 2020-11-28 23:08:53 Time when the event occurred. UTC/GMT
Updated 2020-12-03 03:32:23 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 259 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 0.702 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 65 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 us7000ckqp Id of event.
Event Code 7000ckqp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000ckqp, A comma-separated list of event ids that are associated to an event.

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