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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.9 quake has struck near Chos Malal in Argentina

Posted by admin on November 10, 2025 0 Comments

Earthquake location -37.6159S, -69.9249WA light earthquake with magnitude 4.9 (ml/mb) was detected on Monday, 40 kilometers (25 miles) from Chos Malal in Argentina. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us6000rmka. Event ids that are associated: us6000rmka. Exact location of earthquake, longitude -69.9249 West, latitude -37.6159 South, depth = 212.348 km. The temblor was picked up at 09:10:20 / 9:10 am (local time epicenter). Global time and date of event 10/11/25 / 2025-11-10 09:10:20 / November 10, 2025 @ 9:10 am UTC/GMT. The earthquake occurred at a depth of 212.348 km (132 miles).

Nearest cities/city/villages to epicentrum/hypocenter was Chos Malal (min 5000 pop). Epicenter of the event was 40 km (25 miles) from Chos Malal (c. 11 700 pop). Nearby country/countries that might be effected, Argentina (c. 41 343 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 one, in the past 30 days one and in the last 365 days two earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 40 km SE of Chos Malal, Argentina. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -69.9249° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -37.6159° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 212.348 km Depth of the event in kilometers.
Place 40 km SE of Chos Malal, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-11-10 09:10:20 Time when the event occurred. UTC/GMT
Updated 2025-11-10 09:28:30 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 369 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 67 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.309 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.74 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100 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 us6000rmka Id of event.
Event Code 6000rmka An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rmka, A comma-separated list of event ids that are associated to an event.

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