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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Illapel in Chile


Earthquake location -31.7384S, -71.8582WA light earthquake with magnitude 4.1 (ml/mb) was reported 66 kilometers (41 miles) from Illapel in Chile on Thursday. Id of earthquake: us10008hfh. Event ids that are associated: us10008hfh. Exact location of event, longitude -71.8582 West, latitude -31.7384 South, depth = 57.69 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 14/04/17 / 2017-04-14 01:36:22 / April 14, 2017 @ 1:36 am UTC/GMT. The epicenter of the earthquake was roughly 57.69 km (36 miles) below the earth’s surface. The temblor was picked up at 20:36:22 / 8:36 pm (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Salamanca, Illapel (min 5000 pop). Epicenter of the event was 66 km (41 miles) from Illapel (c. 22 800 pop), 85 km (53 miles) from Salamanca (c. 13 300 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop).

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. In the past 24 hours, there have been three, in the last 10 days five, in the past 30 days seven and in the last 365 days seventy-six earthquakes of magnitude 3.0 or greater that have been detected nearby.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 66 km W of Illapel, Chile. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -71.8582° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.7384° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 57.69 km Depth of the event in kilometers.
Place 66km 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 2017-04-14 01:36:22 Time when the event occurred. UTC/GMT
Updated 2017-04-26 23:53:58 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 259 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 0.906 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 189 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 us10008hfh Id of event.
Event Code 10008hfh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008hfh, A comma-separated list of event ids that are associated to an event.

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