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Light earthquake, 4.5 mag has occurred near Illapel in Chile

Posted by admin on July 1, 2018 0 Comments

Earthquake location -31.4162S, -71.814WA light earthquake with magnitude 4.5 (ml/mb) was reported 66 kilometers (41 miles) from Illapel in Chile on Sunday. Event ids that are associated to the earthquake: us2000ft1n. Id of event: us2000ft1n. The temblor was reported at 11:28:41 / 11:28 am (local time epicenter). Exact time and date of event in UTC/GMT: 01/07/18 / 2018-07-01 15:28:41 / July 1, 2018 @ 3:28 pm. The earthquake occurred at a depth of 29.01 km (18 miles). Exact location, longitude -71.814° West, latitude -31.4162° South, depth = 29.01 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Closest city/cities/towns to epicentrum/hypocenter was Salamanca, Illapel (min 5000 pop). Epicenter of the event was 66 km (41 miles) from Illapel (c. 22 800 pop), 90 km (56 miles) from Salamanca (c. 13 300 pop). Close country/countries, Chile (c. 16 746 000 pop) (That might be effected).

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 one, in the last 10 days five, in the past 30 days six and in the last 365 days fifty-three earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 66 km WNW of Illapel, Chile.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -71.814° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -31.4162° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.01 km Depth of the event in kilometers.
Place 66km WNW 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 2018-07-01 15:28:41 Time when the event occurred. UTC/GMT
Updated 2018-07-01 16:17:26 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 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 0.727 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.67 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 160 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 us2000ft1n Id of event.
Event Code 2000ft1n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ft1n, A comma-separated list of event ids that are associated to an event.

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