Light earthquake, 4.5 mag strikes near Melipilla in Chile

A light earthquake magnitude 4.5 (ml/mb) strikes 37 kilometers (23 miles) from Melipilla in Chile on Saturday. The earthquake occurred at a depth of 52.71 km (33 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -71.475° West, -33.9555° South, depth 52.71 km. Unique identifier: us10005fpe. Ids that are associated to the event: us10005fpe. The 4.5-magnitude earthquake was detected at 03:22:21 / 3:22 am (local time epicenter). Global time and date of event 07/05/16 / 2016-05-07 07:22:21 / May 7, 2016 @ 7:22 am UTC/GMT.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Santiago, Lampa, Chimbarongo. Close country/countries that might be effected, Chile (c. 16 746 000 pop). Earthquake epicenter was 94 km (59 miles) from Santiago (c. 4 837 300 pop), 91 km (57 miles) from Puente Alto (c. 510 400 pop), 82 km (51 miles) from San Bernardo (c. 249 900 pop), 71 km (44 miles) from Rancagua (c. 212 700 pop), 88 km (55 miles) from La Pintana (c. 201 200 pop), 90 km (56 miles) from Lo Prado (c. 104 300 pop), 42 km (26 miles) from San Antonio (c. 85 700 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days twenty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area.

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How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 37 km SW of Melipilla, Chile. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-71.475° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-33.9555° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	52.71 km	Depth of the event in kilometers.
Place	37km SW of Melipilla, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-05-07 07:22:21	Time when the event occurred. UTC/GMT
Updated	2016-05-07 07:48:11	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	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	0.207	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.67 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	124	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	us10005fpe	Id of event.
Event Code	10005fpe	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10005fpe,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.5 mb

The magnitude for the event.

Longitude

-71.475° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

-33.9555° South

Decimal degrees latitude. Negative values for southern latitudes.

Depth

52.71 km

Depth of the event in kilometers.

Place

37km SW of Melipilla, Chile

Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.

Time

2016-05-07 07:22:21

Time when the event occurred. UTC/GMT

Updated

2016-05-07 07:48:11

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

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

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

0.207

Horizontal distance from the epicenter to the nearest station (in degrees).

Root Mean Square

0.67 sec

The root-mean-square (RMS) travel time residual, in sec, using all weights.

Azimuthal Gap

124

The largest azimuthal gap between azimuthally adjacent stations (in degrees).

Magnitude Type

The method or algorithm used to calculate the preferred magnitude for the event.

Event Type

earthquake

Type of seismic event.

Event ID

us10005fpe

Id of event.

Event Code

10005fpe

An identifying code assigned by, and unique from, the corresponding source for the event.

Event IDS

,us10005fpe,

A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.5 mag strikes near Melipilla in Chile

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