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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag was detected near Iquique in Chile

Posted by admin on September 25, 2020 0 Comments

Earthquake location -20.9034S, -68.9705WA light earthquake magnitude 4.1 (ml/mb) has struck on Monday, 144 km ESE of Iquique, Chile (89 miles). Exact time and date of earthquake 21/09/20 / 2020-09-21 11:59:26 / September 21, 2020 @ 11:59 am UTC/GMT. The earthquake occurred at a depth of 105.49 km (66 miles) below the earth’s surface. Event ids that are associated to the earthquake: us7000bqqp. Id of event: us7000bqqp. The 4.1-magnitude earthquake has occurred at 11:59:26 / 11:59 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -68.9705 West, latitude -20.9034 South, depth = 105.49 km.

In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days nine and in the last 365 days eighty-six earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

Did you feel it?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 144 km ESE of Iquique, 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 -68.9705° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -20.9034° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 105.49 km Depth of the event in kilometers.
Place 144 km ESE of Iquique, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-21 11:59:26 Time when the event occurred. UTC/GMT
Updated 2020-09-25 13:28:47 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 0.777 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 87 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 us7000bqqp Id of event.
Event Code 7000bqqp An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bqqp, A comma-separated list of event ids that are associated to an event.

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