Light earthquake: M4.2 quake has struck near Valparaíso in Chile

Posted by admin on August 9, 2024 0 Comments

A light earthquake magnitude 4.2 (ml/mb) strikes 53 kilometers (33 miles) from Valparaíso in Chile on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.2-magnitude earthquake has occurred at 00:48:35 / 12:48 am (local time epicenter). Exact time and date of event in UTC/GMT: 28/07/24 / 2024-07-28 00:48:35 / July 28, 2024 @ 12:48 am. Exact location of earthquake, -72.1976° West, -33.0043° South, depth 18.601 km. The earthquake occurred at a depth of 18.601 km (12 miles) below the earth’s surface. Unique identifier: us6000ngf9. Ids that are associated to the event: us6000ngf9.

Closest city/cities/towns to epicentrum/hypocenter was Quillota, Limache, San Antonio (min 5000 pop). Earthquake epicenter was 60 km (37 miles) from Viña del Mar (c. 294 600 pop), 53 km (33 miles) from Valparaíso (c. 282 400 pop), 71 km (44 miles) from Quilpué (c. 130 300 pop), 77 km (48 miles) from Villa Alemana (c. 97 300 pop), 86 km (53 miles) from San Antonio (c. 85 700 pop), 90 km (56 miles) from Quillota (c. 67 800 pop). Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

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 ten 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. Each year there are an estimated 13,000 light earthquakes in the world.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 53 km W of Valparaíso, Chile.

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	-72.1976° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-33.0043° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	18.601 km	Depth of the event in kilometers.
Place	53 km W of Valparaíso, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2024-07-28 00:48:35	Time when the event occurred. UTC/GMT
Updated	2024-08-09 02:38:43	Time when the event was most recently updated. UTC/GMT
Timezone offset		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	271	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	29	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.463	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	164	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	us6000ngf9	Id of event.
Event Code	6000ngf9	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us6000ngf9,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.2 quake has struck near Valparaíso in Chile

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