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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Illapel in Chile

Earthquake location -31.7653S, -72.01WA light earthquake magnitude 4.5 (ml/mb) has occurred on Thursday, 81 kilometers (50 miles) from Illapel in Chile. The earthquake was roughly at a depth of 8.92 km (6 miles). The temblor was picked up at 02:46:24 / 2:46 am (local time epicenter). Exact location of earthquake, -72.01° West, -31.7653° South, depth 8.92 km. Unique identifier: us10003j68. Ids that are associated to the event: us10003j68. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 17/09/15 / 2015-09-17 07:46:24 / September 17, 2015 @ 7:46 am UTC/GMT.

Nearby country/countries, Chile (c. 16 746 000 pop) (That might be effected). Earthquake epicenter was 81 km (50 miles) from Illapel (c. 22 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Illapel.

There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been one hundred and ninety-six, in the last 10 days one hundred and ninety-six, in the past 30 days one hundred and ninety-six and in the last 365 days two hundred and thirteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 81 km W of Illapel, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -72.01° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.7653° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.92 km Depth of the event in kilometers.
Place 81km 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 2015-09-17 07:46:24 Time when the event occurred. UTC/GMT
Updated 2015-10-04 05:53:15 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 312 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 1.134 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.79 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 140 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 us10003j68 Id of event.
Event Code 10003j68 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003j68, A comma-separated list of event ids that are associated to an event.

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