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Light earthquake: M4.7 quake has struck near San Martín in Argentina

Posted by admin on July 16, 2020 0 Comments

Earthquake location -31.3594S, -68.294WA light earthquake magnitude 4.7 (ml/mb) strikes 21 kilometers (13 miles) from San Martín in Argentina on Wednesday. The temblor was reported at 03:22:26 / 3:22 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 15/07/20 / 2020-07-15 03:22:26 / July 15, 2020 @ 3:22 am UTC/GMT. The epicenter of the earthquake was roughly 101.6 km (63 miles) below the earth’s surface. Event id: us7000anrm. Ids that are associated to the earthquake: us7000anrm. Exact location of event, longitude -68.294 West, latitude -31.3594 South, depth = 101.6 km.

Event epicenter was 30 km (19 miles) from San Juan (c. 447 000 pop), 27 km (17 miles) from Chimbas (c. 73 800 pop), 28 km (17 miles) from Santa Lucía (c. 43 600 pop), 45 km (28 miles) from Pocito (c. 41 000 pop), 33 km (20 miles) from Caucete (c. 33 600 pop), 24 km (15 miles) from Albardón (c. 20 400 pop), 28 km (17 miles) from Villa Paula de Sarmiento (c. 19 100 pop). Country/countries that might be effected, Argentina (c. 41 343 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Pocito, Nueve de Julio, Caucete (min 5000 pop).

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

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 21 km ENE of San Martín, Argentina.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -68.294° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.3594° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 101.6 km Depth of the event in kilometers.
Place 21 km ENE 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 2020-07-15 03:22:26 Time when the event occurred. UTC/GMT
Updated 2020-07-16 00:05:50 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 340 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 0.381 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 74 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 us7000anrm Id of event.
Event Code 7000anrm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000anrm, A comma-separated list of event ids that are associated to an event.

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