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Light earthquake, 4.2 mag was detected near Coquimbo in Chile

Posted by admin on September 21, 2015 0 Comments

Earthquake location -29.9839S, -72.3635WA light earthquake magnitude 4.2 (ml/mb) has occurred on Monday, 98 km W of Coquimbo, Chile (61 miles). Unique identifier: us20003mg6. Ids that are associated to the event: us20003mg6. Global date and time of event UTC/GMT: 21/09/15 / 2015-09-21 14:26:05 / September 21, 2015 @ 2:26 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 09:26:05 / 9:26 am (local time epicenter). The epicenter of the earthquake was roughly 6.52 km (4 miles) below the earth’s surface. Exact location, longitude -72.3635° West, latitude -29.9839° South, depth = 6.52 km.

There are an estimated 13,000 light earthquakes 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 seven, in the last 10 days fourty-two, in the past 30 days fourty-seven and in the last 365 days sixty-one earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 98 km W of Coquimbo, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude -72.3635° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -29.9839° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 6.52 km Depth of the event in kilometers.
Place 98km W 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 2015-09-21 14:26:05 Time when the event occurred. UTC/GMT
Updated 2015-09-21 16:26:37 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 271 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 0.932 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.92 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 137 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 us20003mg6 Id of event.
Event Code 20003mg6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003mg6, A comma-separated list of event ids that are associated to an event.

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