Moderate earthquake: M5.7 quake has struck near Valparaiso in Chile

A moderate earthquake magnitude 5.7 (ml/mb) has occurred on Friday, 20 kilometers (12 miles) from Valparaiso in Chile. Global time and date of event 28/04/17 / 2017-04-28 16:05:55 / April 28, 2017 @ 4:05 pm UTC/GMT. Exact location of earthquake, -71.8243° West, -33.1204° South, depth 14.31 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 14.31 km (9 miles) below the earth’s surface. All ids that are associated to the event: us10008lm3. Unique identifier: us10008lm3. The temblor was reported at 12:05:55 / 12:05 pm (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Santiago, San Felipe, Chicureo Abajo. Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the event was 116 km (72 miles) from Santiago (c. 4 837 300 pop), 28 km (17 miles) from Viña del Mar (c. 294 600 pop), 20 km (13 miles) from Valparaíso (c. 282 400 pop), 36 km (23 miles) from Quilpué (c. 130 300 pop), 108 km (67 miles) from Lo Prado (c. 104 300 pop), 43 km (27 miles) from Villa Alemana (c. 97 300 pop), 56 km (35 miles) from San Antonio (c. 85 700 pop), 60 km (37 miles) from Quillota (c. 67 800 pop).

There are an estimated 1320 moderate earthquakes in the world each year. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. In the past 24 hours, there have been eight, in the last 10 days seventy, in the past 30 days seventy and in the last 365 days ninety-seven earthquakes of magnitude 3.0 or greater that was reported nearby.

Did you feel the quake?

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: 20 km WSW of Valparaiso, Chile.

More information

Parameter	Value	Description
Magnitude	5.7 mb	The magnitude for the event.
Longitude	-71.8243° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-33.1204° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	14.31 km	Depth of the event in kilometers.
Place	20km WSW 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	2017-04-28 16:05:55	Time when the event occurred. UTC/GMT
Updated	2017-04-28 16:26:32	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	10	The total number of felt reports
CDI	3.8	The maximum reported intensity for the event.
MMI	4.69	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	504	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	0.563	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.97 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	61	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us10008lm3	Id of event.
Event Code	10008lm3	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10008lm3,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

5.7 mb

The magnitude for the event.

Longitude

-71.8243° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

-33.1204° South

Decimal degrees latitude. Negative values for southern latitudes.

Depth

14.31 km

Depth of the event in kilometers.

Place

20km WSW 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

2017-04-28 16:05:55

Time when the event occurred. UTC/GMT

Updated

2017-04-28 16:26:32

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

3.8

The maximum reported intensity for the event.

MMI

4.69

The maximum estimated instrumental intensity for the event.

Alert Level

green

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

504

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

0.563

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

Root Mean Square

0.97 sec

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

Azimuthal Gap

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

Magnitude Type

mww

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

Event Type

earthquake

Type of seismic event.

Event ID

us10008lm3

Id of event.

Event Code

10008lm3

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

Event IDS

,us10008lm3,

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

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Moderate earthquake: M5.7 quake has struck near Valparaiso in Chile

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