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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag has occurred near San Antonio de los Cobres in Argentina


Earthquake location -24.1899S, -66.9732WA light earthquake magnitude 4.6 (ml/mb) strikes 66 km W of San Antonio de los Cobres, Argentina (41 miles) on Sunday. The temblor was picked up at 17:05:36 / 5:05 pm (local time epicenter). Exact location of earthquake, longitude -66.9732 West, latitude -24.1899 South, depth = 174.08 km. The epicenter of the earthquake was roughly 174.08 km (108 miles) below the earth’s surface. Unique identifier: us100040dg. Ids that are associated to the event: us100040dg. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 22/11/15 / 2015-11-22 20:05:36 / November 22, 2015 @ 8:05 pm UTC/GMT.

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

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 66 km W of San Antonio de los Cobres, Argentina. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -66.9732° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -24.1899° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 174.08 km Depth of the event in kilometers.
Place 66km W of San Antonio de los Cobres, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-11-22 20:05:36 Time when the event occurred. UTC/GMT
Updated 2015-12-19 21:26:45 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 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 326 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 2.373 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 40 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 us100040dg Id of event.
Event Code 100040dg An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100040dg, A comma-separated list of event ids that are associated to an event.

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