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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Vinchina in Argentina


Earthquake location -28.6954S, -68.0439WA light earthquake magnitude 4.2 (ml/mb) strikes 17 kilometers (11 miles) from Vinchina in Argentina on Wednesday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -68.0439° West, latitude -28.6954° South, depth = 95.91 km. Exact time and date of event in UTC/GMT: 10/12/25 / 2025-12-10 00:15:25 / December 10, 2025 @ 12:15 am. Event id: us6000rtrn. Ids that are associated to the earthquake: us6000rtrn. The 4.2-magnitude earthquake has occurred at 00:15:25 / 12:15 am (local time epicenter). The earthquake occurred at a depth of 95.91 km (60 miles) below the earth’s surface.

Epicenter of the event was 74 km (46 miles) from Chilecito (c. 42 200 pop), 84 km (52 miles) from Tinogasta (c. 14 500 pop). Nearby country/countries, Argentina (c. 41 343 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Tinogasta, Chilecito (min 5000 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 two, in the past 30 days two and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. 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: 17 km ENE of Vinchina, Argentina.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -68.0439° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -28.6954° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 95.91 km Depth of the event in kilometers.
Place 17 km ENE of Vinchina, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2025-12-10 00:15:25 Time when the event occurred. UTC/GMT
Updated 2025-12-10 03:52:28 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 271 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 28 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.199 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.85 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 85 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 us6000rtrn Id of event.
Event Code 6000rtrn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000rtrn, A comma-separated list of event ids that are associated to an event.

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