Light earthquake, 4 mag has occurred near Iztapa in Guatemala

A light earthquake magnitude 4 (ml/mb) has occurred on Saturday, 35 kilometers (22 miles) from Iztapa in Guatemala. Exact location of event, longitude -90.632 West, latitude 13.6175 North, depth = 58.18 km. Global date and time of event UTC/GMT: 28/10/17 / 2017-10-28 14:51:43 / October 28, 2017 @ 2:51 pm. The earthquake occurred at a depth of 58.18 km (36 miles). All ids that are associated to the event: us1000ay1v. Unique identifier: us1000ay1v. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4-magnitude earthquake was detected at 08:51:43 / 8:51 am (local time epicenter).

Nearest cities/city/villages to epicentrum/hypocenter was Santa Lucía Cotzumalguapa, Concepción de Ataco, Jalpatagua (min 5000 pop). Epicenter of the earthquake was 78 km (49 miles) from Escuintla (c. 103 200 pop), 90 km (56 miles) from Santa Lucía Cotzumalguapa (c. 62 100 pop), 88 km (55 miles) from Palín (c. 31 300 pop), 82 km (51 miles) from Barberena (c. 30 500 pop), 69 km (43 miles) from La Gomera (c. 24 000 pop), 87 km (54 miles) from Acajutla (c. 22 800 pop). Country/countries that might be effected, Guatemala (c. 13 550 000 pop), El Salvador (c. 6 052 000 pop).

Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 seventy-two earthquakes of magnitude 3.0 or greater that have been detected nearby.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city 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: 35 km SSE of Iztapa, Guatemala.

More information

Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	-90.632° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	13.6175° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	58.18 km	Depth of the event in kilometers.
Place	35km SSE of Iztapa, Guatemala	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-10-28 14:51:43	Time when the event occurred. UTC/GMT
Updated	2017-10-28 16:17:53	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		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	246	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	1.363	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.9 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	187	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	us1000ay1v	Id of event.
Event Code	1000ay1v	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000ay1v,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4 mb

The magnitude for the event.

Longitude

-90.632° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

13.6175° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

58.18 km

Depth of the event in kilometers.

Place

35km SSE of Iztapa, Guatemala

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

Time

2017-10-28 14:51:43

Time when the event occurred. UTC/GMT

Updated

2017-10-28 16:17:53

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

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

246

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

1.363

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

Root Mean Square

0.9 sec

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

Azimuthal Gap

187

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

us1000ay1v

Id of event.

Event Code

1000ay1v

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

Event IDS

,us1000ay1v,

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

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Light earthquake, 4 mag has occurred near Iztapa in Guatemala

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