Light earthquake, 4.2 mag has occurred near Tlacotepec in Mexico

A light earthquake magnitude 4.2 (ml/mb) strikes 26 kilometers (16 miles) from Tlacotepec in Mexico on Thursday. Exact time and date of event in UTC/GMT: 27/12/18 / 2018-12-27 15:37:17 / December 27, 2018 @ 3:37 pm. Exact location of event, longitude -100.1858 West, latitude 17.9014 North, depth = 72.82 km. The temblor was picked up at 09:37:17 / 9:37 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us2000iy4g. Unique identifier: us2000iy4g. The earthquake occurred at a depth of 72.82 km (45 miles).

Closest city/cities/towns to epicentrum/hypocenter was Tixtla de Guerrero, Atliaca, San Jerónimo de Juárez (min 5000 pop). The epicenter was 82 km (51 miles) from Chilpancingo de los Bravos (c. 165 300 pop), 85 km (53 miles) from Iguala de la Independencia (c. 112 100 pop), 72 km (45 miles) from Ciudad Altamirano (c. 24 500 pop), 82 km (51 miles) from Atoyac de Álvarez (c. 21 400 pop), 62 km (38 miles) from Teloloapan (c. 21 200 pop), 75 km (47 miles) from Zumpango del Río (c. 21 100 pop). Country/countries that might be effected, Mexico (c. 112 469 000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days six earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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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: 26 km NW of Tlacotepec, Mexico.

Atliaca Atoyac de Alvarez Chilpancingo de los Bravos Ciudad Altamirano Iguala de la Independencia Mexico San Jerónimo de Juárez Teloloapan Tixtla de Guerrero Tlacotepec Zumpango del Río

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	-100.1858° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	17.9014° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	72.82 km	Depth of the event in kilometers.
Place	26km NW of Tlacotepec, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-12-27 15:37:17	Time when the event occurred. UTC/GMT
Updated	2018-12-27 17:07:17	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	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		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.579	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.72 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	174	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	us2000iy4g	Id of event.
Event Code	2000iy4g	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000iy4g,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.2 mb

The magnitude for the event.

Longitude

-100.1858° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

17.9014° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

72.82 km

Depth of the event in kilometers.

Place

26km NW of Tlacotepec, Mexico

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

Time

2018-12-27 15:37:17

Time when the event occurred. UTC/GMT

Updated

2018-12-27 17:07:17

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

271

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

1.579

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

Root Mean Square

0.72 sec

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

Azimuthal Gap

174

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

us2000iy4g

Id of event.

Event Code

2000iy4g

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

Event IDS

,us2000iy4g,

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

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Light earthquake, 4.2 mag has occurred near Tlacotepec in Mexico

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