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Light earthquake: M4.5 quake has struck near San Antonio de los Cobres in Argentina

Posted by admin on March 31, 2025 0 Comments

Earthquake location -23.7295S, -66.7675WA light earthquake with magnitude 4.5 (ml/mb) was reported 70 km NW of San Antonio de los Cobres, Argentina (43 miles) on Monday. All ids that are associated to the event: us7000pp14. Unique identifier: us7000pp14. Exact time and date of event in UTC/GMT: 31/03/25 / 2025-03-31 15:58:26 / March 31, 2025 @ 3:58 pm. The 4.5-magnitude earthquake has occurred at 15:58:26 / 3:58 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 202.242 km (126 miles) below the earth’s surface. Exact location, longitude -66.7675° West, latitude -23.7295° South, depth = 202.242 km.

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days twelve and in the last 365 days one hundred and twenty-nine 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.

How would you describe the shaking?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 70 km NW 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 -66.7675° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -23.7295° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 202.242 km Depth of the event in kilometers.
Place 70 km NW 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 2025-03-31 15:58:26 Time when the event occurred. UTC/GMT
Updated 2025-03-31 16:22:19 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 46 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.511 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us7000pp14 Id of event.
Event Code 7000pp14 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000pp14, A comma-separated list of event ids that are associated to an event.

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