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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near San Martín in Argentina

Earthquake location -31.0162S, -68.2781WA light earthquake magnitude 4.2 (ml/mb) strikes 50 kilometers (31 miles) from San Martín in Argentina on Sunday. Global date and time of event UTC/GMT: 06/09/20 / 2020-09-06 19:59:01 / September 6, 2020 @ 7:59 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake was detected at 19:59:01 / 7:59 pm (local time epicenter). All ids that are associated to the event: us7000bj17. Unique identifier: us7000bj17. The epicenter was at a depth of 27.43 km (17 miles). Exact location of earthquake, -68.2781° West, -31.0162° South, depth 27.43 km.

Nearest cities/city/towns to hypocenter/epicentrum was San Agustín de Valle Fértil, Pocito, Nueve de Julio (min 5000 pop). Close country/countries, Argentina (c. 41 343 000 pop) (That might be effected). Epicenter of the earthquake was 63 km (39 miles) from San Juan (c. 447 000 pop), 57 km (36 miles) from Chimbas (c. 73 800 pop), 62 km (38 miles) from Santa Lucía (c. 43 600 pop), 80 km (49 miles) from Pocito (c. 41 000 pop), 71 km (44 miles) from Caucete (c. 33 600 pop), 52 km (33 miles) from Albardón (c. 20 400 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days twenty-nine earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 50 km NNE of San Martín, Argentina.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -68.2781° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.0162° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 27.43 km Depth of the event in kilometers.
Place 50 km NNE of San Martín, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-09-06 19:59:01 Time when the event occurred. UTC/GMT
Updated 2020-09-13 17:13:27 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 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.632 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 169 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 us7000bj17 Id of event.
Event Code 7000bj17 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000bj17, A comma-separated list of event ids that are associated to an event.

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