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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.4 quake has struck near Andalgalá in Argentina


Earthquake location -27.8627S, -66.5744WA light earthquake magnitude 4.4 (ml/mb) strikes 40 kilometers (25 miles) from Andalgalá in Argentina on Thursday. The earthquake occurred at a depth of 161.408 km (100 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.4-magnitude earthquake has occurred at 21:31:08 / 9:31 pm (local time epicenter). Exact location of earthquake, -66.5744° West, -27.8627° South, depth 161.408 km. Exact time and date of earthquake 17/10/24 / 2024-10-17 21:31:08 / October 17, 2024 @ 9:31 pm UTC/GMT. All ids that are associated to the event: us6000nzf3. Unique identifier: us6000nzf3.

Nearest cities/city/towns to hypocenter/epicentrum was Arauco, Andalgalá (min 5000 pop). Nearby country/countries that might be effected, Argentina (c. 41 343 000 pop). Earthquake epicenter was 39 km (24 miles) from Andalgalá (c. 14 100 pop), 83 km (51 miles) from Arauco (c. 13 700 pop).

There are an estimated 13,000 light quakes in the world each year. 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 seven earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 40 km SW of Andalgalá, Argentina. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -66.5744° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -27.8627° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 161.408 km Depth of the event in kilometers.
Place 40 km SW of Andalgalá, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-10-17 21:31:08 Time when the event occurred. UTC/GMT
Updated 2024-10-20 20:43:07 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 298 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 38 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.392 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.99 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 69 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 us6000nzf3 Id of event.
Event Code 6000nzf3 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000nzf3, A comma-separated list of event ids that are associated to an event.

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