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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.3 mag, 41 km SSW of Andalgala, Argentina


Earthquake location -27.9458S, -66.4313WA light earthquake with magnitude 4.3 (ml/mb) was detected on Tuesday, 41 kilometers (25 miles) from Andalgala in Argentina. The 4.3-magnitude earthquake was detected at 14:35:14 / 2:35 pm (local time epicenter). Exact location, longitude -66.4313° West, latitude -27.9458° South, depth = 165.86 km. Unique identifier: us70007pen. Ids that are associated to the event: us70007pen. The earthquake occurred at a depth of 165.86 km (103 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 04/02/20 / 2020-02-04 17:35:14 / February 4, 2020 @ 5:35 pm.

Nearest cities/city/towns to hypocenter/epicentrum was Los Altos, La Cocha, San Fernando del Valle de Catamarca (min 5000 pop). Nearby country/countries, Argentina (c. 41 343 000 pop) (That might be effected). Earthquake epicenter was 86 km (53 miles) from San Fernando del Valle de Catamarca (c. 188 800 pop), 40 km (25 miles) from Andalgalá (c. 14 100 pop), 79 km (49 miles) from Arauco (c. 13 700 pop), 87 km (54 miles) from La Cocha (c. 7 100 pop), 92 km (57 miles) from Los Altos (c. 6 400 pop).

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 fourteen earthquakes of magnitude 3.0 or greater that was reported nearby.

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 41 km SSW of Andalgala, Argentina. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -66.4313° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -27.9458° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 165.86 km Depth of the event in kilometers.
Place 41km SSW of Andalgala, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-02-04 17:35:14 Time when the event occurred. UTC/GMT
Updated 2020-03-03 22:37:04 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 284 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 2.641 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.46 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 49 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 us70007pen Id of event.
Event Code 70007pen An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007pen, A comma-separated list of event ids that are associated to an event.

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