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Light earthquake, 4.7 mag has occurred near Ushuaia in Argentina

Posted by admin on August 21, 2025 0 Comments

Earthquake location -57.3681S, -67.358WA light earthquake magnitude 4.7 (ml/mb) has occurred on Thursday, 290 km SSE of Ushuaia, Argentina (180 miles). Id of earthquake: us6000r2v1. Event ids that are associated: us6000r2v1. The earthquake was roughly at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 22:34:42 / 10:34 pm (local time epicenter). Exact time and date of earthquake 21/08/25 / 2025-08-21 22:34:42 / August 21, 2025 @ 10:34 pm UTC/GMT. Exact location of earthquake, -67.358° West, -57.3681° South, depth 10 km.

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 one, in the last 10 days four, in the past 30 days six and in the last 365 days one hundred and fourteen earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 290 km SSE of Ushuaia, Argentina.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -67.358° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -57.3681° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 290 km SSE 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 2025-08-21 22:34:42 Time when the event occurred. UTC/GMT
Updated 2025-08-21 23:31:11 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 340 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 22 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.447 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.68 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 172 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 us6000r2v1 Id of event.
Event Code 6000r2v1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000r2v1, A comma-separated list of event ids that are associated to an event.

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