Minor earthquake: M3.9 quake has struck near La Serena in Chile

A minor earthquake with magnitude 3.9 (ml/mb) was detected on Wednesday, 12 kilometers (7 miles) from La Serena in Chile. Global date and time of event UTC/GMT: 18/11/20 / 2020-11-18 05:31:39 / November 18, 2020 @ 5:31 am. The epicenter of the earthquake was roughly 32.24 km (20 miles) below the earth’s surface. All ids that are associated to the event: us6000cpqh. Unique identifier: us6000cpqh. Exact location of event, longitude -71.1412 West, latitude -29.8463 South, depth = 32.24 km. The temblor was picked up at 05:31:39 / 5:31 am (local time epicenter).

Nearest cities/city/villages to epicentrum/hypocenter was Ovalle, Vicuña, Coquimbo (min 5000 pop). Close country/countries, Chile (c. 16 746 000 pop) (That might be effected). Earthquake epicenter was 23 km (14 miles) from Coquimbo (c. 161 300 pop), 12 km (8 miles) from La Serena (c. 154 500 pop), 84 km (52 miles) from Ovalle (c. 77 100 pop), 46 km (29 miles) from Vicuña (c. 13 500 pop).

Each year there are an estimated 130,000 minor quakes in the world. Earthquakes 3.0 to 4.0 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 six and in the last 365 days fifty earthquakes of magnitude 3.0 or greater that has struck near.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 12 km ENE of La Serena, Chile.

More information

Parameter	Value	Description
Magnitude	3.9 mb	The magnitude for the event.
Longitude	-71.1412° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-29.8463° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	32.24 km	Depth of the event in kilometers.
Place	12 km ENE of La Serena, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2020-11-18 05:31:39	Time when the event occurred. UTC/GMT
Updated	2020-11-18 05:48:02	Time when the event was most recently updated. UTC/GMT
Timezone offset		Timezone offset from UTC in minutes at the event epicenter.
Felt	2	The total number of felt reports
CDI	4.3	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	235	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	0.44	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.44 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	155	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	ml	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us6000cpqh	Id of event.
Event Code	6000cpqh	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000cpqh,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.9 quake has struck near La Serena in Chile

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