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Light earthquake, 4.6 mag strikes near Vinchina in Argentina


Earthquake location -28.6582S, -67.9359WA light earthquake magnitude 4.6 (ml/mb) has struck on Tuesday, 28 kilometers (17 miles) from Vinchina in Argentina. The epicenter was at a depth of 128.21 km (80 miles). Global time and date of event 02/03/21 / 2021-03-02 09:46:44 / March 2, 2021 @ 9:46 am UTC/GMT. Exact location of event, depth 128.21 km, -67.9359° West, -28.6582° South. All ids that are associated to the event: us7000deu0. Unique identifier: us7000deu0. The temblor was picked up at 09:46:44 / 9:46 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 70 km (44 miles) from Chilecito (c. 42 200 pop), 75 km (47 miles) from Tinogasta (c. 14 500 pop). Country/countries that might be effected, Argentina (c. 41 343 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Tinogasta, Chilecito.

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days seventeen earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 28 km ENE of Vinchina, Argentina. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -67.9359° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -28.6582° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 128.21 km Depth of the event in kilometers.
Place 28 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 2021-03-02 09:46:44 Time when the event occurred. UTC/GMT
Updated 2021-03-02 10:22:30 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 326 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.101 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.92 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 114 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 us7000deu0 Id of event.
Event Code 7000deu0 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000deu0, A comma-separated list of event ids that are associated to an event.

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