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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Constitucion in Chile



Earthquake location -34.8052S, -72.84WA light earthquake magnitude 4.3 (ml/mb) has occurred on Tuesday, 70 kilometers (43 miles) from Constitucion in Chile. All ids that are associated to the event: us10003rwm. Unique identifier: us10003rwm. The earthquake occurred at a depth of 20.12 km (13 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 27/10/15 / 2015-10-27 16:21:57 / October 27, 2015 @ 4:21 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -72.84° West, -34.8052° South, depth 20.12 km. The temblor was picked up at 11:21:57 / 11:21 am (local time epicenter).

Earthquake epicenter was 70 km (44 miles) from Constitución (c. 37 900 pop). Country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Constitución (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days two and in the last 365 days sixteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 70 km NNW of Constitucion, Chile.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -72.84° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -34.8052° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.12 km Depth of the event in kilometers.
Place 70km NNW of Constitucion, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-27 16:21:57 Time when the event occurred. UTC/GMT
Updated 2015-10-27 18:16:01 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 0.775 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.76 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 97 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 us10003rwm Id of event.
Event Code 10003rwm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003rwm, A comma-separated list of event ids that are associated to an event.

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