Light earthquake, 4.9 mag has occurred near Acajutla in El Salvador

A light earthquake magnitude 4.9 (ml/mb) has struck on Tuesday, 71 kilometers (44 miles) from Acajutla in El Salvador. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 14:08:09 / 2:08 pm (local time epicenter). Global time and date of event 20/12/16 / 2016-12-20 20:08:09 / December 20, 2016 @ 8:08 pm UTC/GMT. The earthquake occurred at a depth of 27.01 km (17 miles). Id of earthquake: us10007liz. Event ids that are associated: us10007liz. Exact location of event, depth 27.01 km, -89.7505° West, 12.9532° North.

Epicenter of the event was 102 km (63 miles) from San Salvador (c. 526 000 pop), 95 km (59 miles) from Santa Tecla (c. 124 700 pop), 85 km (53 miles) from Sonsonate (c. 59 500 pop), 100 km (62 miles) from San Marcos (c. 54 600 pop), 96 km (59 miles) from Antiguo Cuscatlán (c. 33 800 pop), 72 km (44 miles) from Acajutla (c. 22 800 pop), 88 km (55 miles) from Izalco (c. 19 200 pop). Closest city/cities/towns to epicentrum/hypocenter was Concepción de Ataco, San Salvador, Santo Tomás (min 5000 pop). Close country/countries that might be effected, El Salvador (c. 6 052 000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days four and in the last 365 days fourty-six 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. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel the quake?

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 71 km S of Acajutla, El Salvador. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.9 mb	The magnitude for the event.
Longitude	-89.7505° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	12.9532° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	27.01 km	Depth of the event in kilometers.
Place	71km S of Acajutla, El Salvador	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2016-12-20 20:08:09	Time when the event occurred. UTC/GMT
Updated	2016-12-20 20:32:07	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	3	The total number of felt reports
CDI	3.8	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	371	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	0.887	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.1 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	117	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	us10007liz	Id of event.
Event Code	10007liz	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10007liz,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.9 mb

The magnitude for the event.

Longitude

-89.7505° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

12.9532° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

27.01 km

Depth of the event in kilometers.

Place

71km S of Acajutla, El Salvador

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

Time

2016-12-20 20:08:09

Time when the event occurred. UTC/GMT

Updated

2016-12-20 20:32:07

Time when the event was most recently updated. UTC/GMT

Timezone offset

-360

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

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

371

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

0.887

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

Root Mean Square

1.1 sec

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

Azimuthal Gap

117

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

us10007liz

Id of event.

Event Code

10007liz

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

Event IDS

,us10007liz,

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

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Light earthquake, 4.9 mag has occurred near Acajutla in El Salvador

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