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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag strikes near San Antonio de los Cobres in Argentina


Earthquake location -23.4463S, -66.6103WA light earthquake magnitude 4.5 (ml/mb) has occurred on Thursday, 90 km NNW of San Antonio de los Cobres, Argentina (56 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 08:27:28 / 8:27 am (local time epicenter). Exact location of earthquake, longitude -66.6103 West, latitude -23.4463 South, depth = 209.12 km. The earthquake was roughly at a depth of 209.12 km (130 miles). Exact time and date of earthquake 13/11/25 / 2025-11-13 08:27:28 / November 13, 2025 @ 8:27 am UTC/GMT. Unique identifier: us6000rn34. Ids that are associated to the event: us6000rn34.

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days one hundred earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 90 km NNW of San Antonio de los Cobres, Argentina. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -66.6103° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.4463° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 209.12 km Depth of the event in kilometers.
Place 90 km NNW 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 2025-11-13 08:27:28 Time when the event occurred. UTC/GMT
Updated 2025-11-14 06:00:11 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 312 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 39 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.525 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.64 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 51 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 us6000rn34 Id of event.
Event Code 6000rn34 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rn34, A comma-separated list of event ids that are associated to an event.

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