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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Ushuaia in Argentina

Posted by admin on June 7, 2025 0 Comments

Earthquake location -57.1894S, -67.574WA light earthquake with magnitude 4.1 (ml/mb) was detected on Wednesday, 268 km S of Ushuaia, Argentina (167 miles). Global date and time of event UTC/GMT: 21/05/25 / 2025-05-21 01:38:34 / May 21, 2025 @ 1:38 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -67.574 West, latitude -57.1894 South, depth = 10 km. The 4.1-magnitude earthquake has occurred at 01:38:34 / 1:38 am (local time epicenter). The earthquake occurred at a depth of 10 km (6 miles). Unique identifier: us7000q0gx. Ids that are associated to the event: us7000q0gx.

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

Did you feel it?

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: 268 km S of Ushuaia, Argentina. This data 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 -67.574° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -57.1894° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 268 km S of Ushuaia, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-05-21 01:38:34 Time when the event occurred. UTC/GMT
Updated 2025-06-07 00:46:20 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 17 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.263 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 150 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 us7000q0gx Id of event.
Event Code 7000q0gx An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000q0gx, A comma-separated list of event ids that are associated to an event.

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