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Light earthquake, 4.6 mag strikes near La Ligua in Chile

Posted by admin on April 28, 2019 0 Comments

Earthquake location -32.1983S, -72.0803WA light earthquake magnitude 4.6 (ml/mb) has occurred on Sunday, 84 kilometers (52 miles) from La Ligua in Chile. The temblor was detected at 07:03:00 / 7:03 am (local time epicenter). Id of earthquake: us70003ddw. Event ids that are associated: us70003ddw. The epicenter of the earthquake was roughly 22.86 km (14 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 location, longitude -72.0803° West, latitude -32.1983° South, depth = 22.86 km. Exact time and date of event in UTC/GMT: 28/04/19 / 2019-04-28 12:03:00 / April 28, 2019 @ 12:03 pm.

Earthquake epicenter was 85 km (53 miles) from La Ligua (c. 24 900 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was La Ligua. Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

There are an estimated 13,000 light quakes in the world each year. 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 two, in the past 30 days four and in the last 365 days fourty-one earthquakes of magnitude 3.0 or greater that have been detected nearby.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 84 km WNW of La Ligua, Chile.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -72.0803° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -32.1983° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.86 km Depth of the event in kilometers.
Place 84km WNW of La Ligua, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-04-28 12:03:00 Time when the event occurred. UTC/GMT
Updated 2019-04-28 12:19:45 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 326 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 0.754 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.73 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 87 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70003ddw Id of event.
Event Code 70003ddw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70003ddw, A comma-separated list of event ids that are associated to an event.

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