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Light earthquake: M4.5 quake has struck near Ovalle in Chile



Earthquake location -30.6821S, -71.8246WA light earthquake with magnitude 4.5 (ml/mb) was reported 60 kilometers (37 miles) from Ovalle in Chile on Tuesday. The 4.5-magnitude earthquake has occurred at 13:37:19 / 1:37 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us20005jui. Event ids that are associated: us20005jui. Exact time and date of event in UTC/GMT: 19/04/16 / 2016-04-19 16:37:19 / April 19, 2016 @ 4:37 pm. Exact location of earthquake, -71.8246° West, -30.6821° South, depth 27.68 km. The earthquake was roughly at a depth of 27.68 km (17 miles).

Nearest cities/city/villages to epicentrum/hypocenter was Coquimbo, Monte Patria, Ovalle (min 5000 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the event was 93 km (58 miles) from Coquimbo (c. 161 300 pop), 61 km (38 miles) from Ovalle (c. 77 100 pop), 83 km (52 miles) from Monte Patria (c. 13 900 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days six, in the past 30 days eighteen and in the last 365 days four hundred and eighty-seven 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.

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 60 km W of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -71.8246° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.6821° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 27.68 km Depth of the event in kilometers.
Place 60km W of Ovalle, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-19 16:37:19 Time when the event occurred. UTC/GMT
Updated 2016-04-19 19:02:51 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 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 0.163 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 181 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 us20005jui Id of event.
Event Code 20005jui An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005jui, A comma-separated list of event ids that are associated to an event.

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