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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Tafí del Valle in Argentina


Earthquake location -26.532S, -65.7915WA light earthquake with magnitude 4.1 (ml/mb) was detected on Friday, 36 kilometers (22 miles) from Tafí del Valle in Argentina. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 12:54:17 / 12:54 pm (local time epicenter). Unique identifier: us6000d6qr. Ids that are associated to the event: us6000d6qr. Global date and time of event UTC/GMT: 08/01/21 / 2021-01-08 12:54:17 / January 8, 2021 @ 12:54 pm. Exact location of earthquake, longitude -65.7915 West, latitude -26.532 South, depth = 10 km. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Monteros, Bella Vista, Alderetes. Close country/countries, Argentina (c. 41 343 000 pop) (That might be effected). Epicenter of the earthquake was 65 km (41 miles) from San Miguel de Tucumán (c. 781 000 pop), 57 km (35 miles) from Yerba Buena (c. 50 800 pop), 57 km (36 miles) from Tafí Viejo (c. 48 500 pop), 73 km (45 miles) from Alderetes (c. 38 500 pop), 70 km (43 miles) from Famaillá (c. 31 000 pop), 76 km (47 miles) from Monteros (c. 23 800 pop).

Every 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 four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

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: 36 km NNW of Tafí del Valle, Argentina. This information 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 -65.7915° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -26.532° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 36 km NNW of Tafí del Valle, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-01-08 12:54:17 Time when the event occurred. UTC/GMT
Updated 2021-01-10 14:28:57 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.001 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.11 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 108 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 us6000d6qr Id of event.
Event Code 6000d6qr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000d6qr, A comma-separated list of event ids that are associated to an event.

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