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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 24 km W of Illapel, Chile


Earthquake location -31.598S, -71.419WA light earthquake magnitude 4.6 (ml/mb) strikes 24 kilometers (15 miles) from Illapel in Chile on Sunday. The earthquake occurred at a depth of 27.3 km (17 miles) below the earth’s surface. Event ids that are associated to the earthquake: us10003zek. Id of event: us10003zek. The 4.6-magnitude earthquake was detected at 22:57:10 / 10:57 pm (local time epicenter). Global date and time of event UTC/GMT: 16/11/15 / 2015-11-16 01:57:10 / November 16, 2015 @ 1:57 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -71.419° West, -31.598° South, depth 27.3 km.

Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was La Ligua, Salamanca, Illapel (min 5000 pop). Event epicenter was 97 km (60 miles) from La Ligua (c. 24 900 pop), 24 km (15 miles) from Illapel (c. 22 800 pop), 48 km (30 miles) from Salamanca (c. 13 300 pop).

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 three, in the last 10 days thirteen, in the past 30 days twenty-six and in the last 365 days three hundred and fourty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 24 km W of Illapel, Chile.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -71.419° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.598° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 27.3 km Depth of the event in kilometers.
Place 24km W of Illapel, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-11-16 01:57:10 Time when the event occurred. UTC/GMT
Updated 2015-11-19 02:14:59 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 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 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 us10003zek Id of event.
Event Code 10003zek An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003zek, A comma-separated list of event ids that are associated to an event.

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