Light earthquake, 4.5 mag strikes near La Ligua in Chile

A light earthquake magnitude 4.5 (ml/mb) strikes 75 kilometers (47 miles) from La Ligua in Chile on Saturday. Global date and time of event UTC/GMT: 19/09/15 / 2015-09-19 15:24:57 / September 19, 2015 @ 3:24 pm. Event ids that are associated to the earthquake: us20003lw0. Id of event: us20003lw0. The temblor was detected at 10:24:57 / 10:24 am (local time epicenter). The earthquake occurred at a depth of 26.02 km (16 miles). Exact location, longitude -72.0147° West, latitude -32.3111° South, depth = 26.02 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Earthquake epicenter was 90 km (56 miles) from Viña del Mar (c. 294 600 pop), 89 km (55 miles) from Valparaíso (c. 282 400 pop), 96 km (60 miles) from Quillota (c. 67 800 pop), 91 km (57 miles) from Hacienda La Calera (c. 49 100 pop), 75 km (47 miles) from La Ligua (c. 24 900 pop). Nearest cities/city/villages to epicentrum/hypocenter was Quillota, Hacienda La Calera, Viña del Mar (min 5000 pop). 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 eleven, in the last 10 days sixty-three, in the past 30 days sixty-three and in the last 365 days seventy-eight earthquakes of magnitude 3.0 or greater that has occurred nearby.

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 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: 75 km WNW of La Ligua, Chile.

Chile Hacienda La Calera La Ligua Quillota Valparaiso Vina del Mar

More information

Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-72.0147° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-32.3111° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	26.02 km	Depth of the event in kilometers.
Place	75km WNW of La Ligua, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-09-19 15:24:57	Time when the event occurred. UTC/GMT
Updated	2015-09-19 16:49:48	Time when the event was most recently updated. UTC/GMT
Timezone offset	-300	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	0.777	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.61 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	192	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	us20003lw0	Id of event.
Event Code	20003lw0	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us20003lw0,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.5 mag strikes near La Ligua in Chile

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