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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near San Antonio de los Cobres in Argentina

Earthquake location -24.0265S, -67.273WA light earthquake magnitude 4.1 (ml/mb) has occurred on Friday, 99 km WNW of San Antonio de los Cobres, Argentina (62 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 21:13:43 / 9:13 pm (local time epicenter). Global time and date of event 28/07/18 / 2018-07-28 00:13:43 / July 28, 2018 @ 12:13 am UTC/GMT. The epicenter was at a depth of 254.69 km (158 miles). Exact location of event, longitude -67.273 West, latitude -24.0265 South, depth = 254.69 km. Unique identifier: us2000gfpy. Ids that are associated to the event: us2000gfpy.

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

How would you describe the shaking?

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: 99 km WNW of San Antonio de los Cobres, Argentina. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -67.273° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -24.0265° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 254.69 km Depth of the event in kilometers.
Place 99km WNW of San Antonio de los Cobres, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-07-28 00:13:43 Time when the event occurred. UTC/GMT
Updated 2018-08-07 04:51:46 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 259 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 2.061 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 231 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000gfpy Id of event.
Event Code 2000gfpy An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000gfpy, A comma-separated list of event ids that are associated to an event.

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