Light earthquake: M4.1 quake has struck near Valparaiso in Chile

Posted by admin on May 4, 2017 0 Comments

A light earthquake with magnitude 4.1 (ml/mb) was reported 46 kilometers (29 miles) from Valparaiso in Chile on Sunday. Exact location of earthquake, longitude -72.1273 West, latitude -33.0647 South, depth = 18.37 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 14:44:19 / 2:44 pm (local time epicenter). The epicenter was at a depth of 18.37 km (11 miles). Event id: us10008pbq. Ids that are associated to the earthquake: us10008pbq. Exact time and date of earthquake 23/04/17 / 2017-04-23 19:44:19 / April 23, 2017 @ 7:44 pm UTC/GMT.

Country/countries that might be effected, Chile (c. 16 746 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Hacienda La Calera, Quillota, Limache (min 5000 pop). Epicenter of the event was 54 km (33 miles) from Viña del Mar (c. 294 600 pop), 47 km (29 miles) from Valparaíso (c. 282 400 pop), 64 km (40 miles) from Quilpué (c. 130 300 pop), 70 km (44 miles) from Villa Alemana (c. 97 300 pop), 76 km (47 miles) from San Antonio (c. 85 700 pop), 84 km (52 miles) from Quillota (c. 67 800 pop).

In the past 24 hours, there have been ninety-nine, in the last 10 days ninety-nine, in the past 30 days ninety-nine and in the last 365 days one hundred and thirty-two earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

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. 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: 46 km W of Valparaiso, Chile.

More information

Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	-72.1273° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-33.0647° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	18.37 km	Depth of the event in kilometers.
Place	46km W of Valparaiso, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-04-23 19:44:19	Time when the event occurred. UTC/GMT
Updated	2017-05-04 16:20:10	Time when the event was most recently updated. UTC/GMT
Timezone offset	-300	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	259	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	0.413	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.68 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	202	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	us10008pbq	Id of event.
Event Code	10008pbq	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10008pbq,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.1 quake has struck near Valparaiso in Chile

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