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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag was detected near Calingasta in Argentina

Earthquake location -31.2314S, -69.2105WA light earthquake magnitude 4 (ml/mb) has struck on Wednesday, 21 kilometers (13 miles) from Calingasta in Argentina. The earthquake occurred at a depth of 118.22 km (73 miles). Exact location of event, longitude -69.2105 West, latitude -31.2314 South, depth = 118.22 km. All ids that are associated to the event: us70008fln. Unique identifier: us70008fln. The 4-magnitude earthquake has occurred at 01:23:00 / 1:23 am (local time epicenter). Exact time and date of earthquake 25/03/20 / 2020-03-25 04:23:00 / March 25, 2020 @ 4:23 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Country/countries that might be effected, Argentina (c. 41 343 000 pop). Epicenter of the event was 72 km (45 miles) from San Juan (c. 447 000 pop), 70 km (44 miles) from Chimbas (c. 73 800 pop), 76 km (47 miles) from Santa Lucía (c. 43 600 pop), 78 km (48 miles) from Pocito (c. 41 000 pop), 69 km (43 miles) from Albardón (c. 20 400 pop), 70 km (44 miles) from Villa Paula de Sarmiento (c. 19 100 pop). Nearest cities/city/villages to epicentrum/hypocenter was Pocito, Santa Lucía, San Juan (min 5000 pop).

In the past 24 hours, there have been two, 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 has struck near. 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 the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 21 km ENE of Calingasta, Argentina.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -69.2105° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.2314° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 118.22 km Depth of the event in kilometers.
Place 21km ENE of Calingasta, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-03-25 04:23:00 Time when the event occurred. UTC/GMT
Updated 2020-04-08 23:07:18 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 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 246 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 0.548 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.58 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 47 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 us70008fln Id of event.
Event Code 70008fln An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70008fln, A comma-separated list of event ids that are associated to an event.

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