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Light earthquake: M4.6 quake has struck near Ovalle in Chile


Earthquake location -30.9136S, -71.5441WA light earthquake with magnitude 4.6 (ml/mb) was detected on Thursday, 48 kilometers (30 miles) from Ovalle in Chile. Exact location, longitude -71.5441° West, latitude -30.9136° South, depth = 39.55 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us10007e6v. Id of event: us10007e6v. Global date and time of event UTC/GMT: 02/12/16 / 2016-12-02 03:49:57 / December 2, 2016 @ 3:49 am. The epicenter was at a depth of 39.55 km (25 miles). The 4.6-magnitude earthquake was detected at 23:49:57 / 11:49 pm (local time epicenter).

Close country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Illapel, Monte Patria, Ovalle (min 5000 pop). Epicenter of the earthquake was 48 km (30 miles) from Ovalle (c. 77 100 pop), 88 km (54 miles) from Illapel (c. 22 800 pop), 61 km (38 miles) from Monte Patria (c. 13 900 pop).

Every year there are an estimated 13,000 light earthquakes in the world. 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 two, in the past 30 days two and in the last 365 days one hundred and ninety-one earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

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: 48 km SW of Ovalle, Chile.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -71.5441° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -30.9136° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 39.55 km Depth of the event in kilometers.
Place 48km SW 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 2016-12-02 03:49:57 Time when the event occurred. UTC/GMT
Updated 2016-12-02 04:07:20 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 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 0.251 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 85 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 us10007e6v Id of event.
Event Code 10007e6v An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007e6v, A comma-separated list of event ids that are associated to an event.

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