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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Coquimbo in Chile

Posted by admin on October 17, 2015 0 Comments

Earthquake location -30.4864S, -72.6101WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 135 km WSW of Coquimbo, Chile (84 miles). The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 19/09/15 / 2015-09-19 08:05:02 / September 19, 2015 @ 8:05 am. The temblor was picked up at 03:05:02 / 3:05 am (local time epicenter). Event ids that are associated to the earthquake: us20003lry. Id of event: us20003lry. Exact location of event, longitude -72.6101 West, latitude -30.4864 South, depth = 10 km.

In the past 24 hours, there have been one hundred and fourty-one, in the last 10 days one hundred and ninety, in the past 30 days one hundred and ninety and in the last 365 days one hundred and ninety-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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. 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: 135 km WSW of Coquimbo, Chile.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -72.6101° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.4864° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 135km WSW of Coquimbo, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-19 08:05:02 Time when the event occurred. UTC/GMT
Updated 2015-10-17 09:19:15 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 0.861 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.17 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 151 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 us20003lry Id of event.
Event Code 20003lry An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003lry, A comma-separated list of event ids that are associated to an event.

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