Moderate earthquake, 5.1 mag has occurred near Zacualpan in Mexico

A moderate earthquake magnitude 5.1 (ml/mb) has occurred on Thursday, 8 kilometers (5 miles) from Zacualpan in Mexico. Global time and date of event 18/08/17 / 2017-08-18 05:15:15 / August 18, 2017 @ 5:15 am UTC/GMT. Exact location of earthquake, longitude -100.2634 West, latitude 17.0418 North, depth = 27.11 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 27.11 km (17 miles). Unique identifier: us2000a99s. Ids that are associated to the event: us2000a99s. The 5.1-magnitude earthquake has occurred at 23:15:15 / 11:15 pm (local time epicenter).

Event epicenter was 44 km (28 miles) from Acapulco de Juárez (c. 652 100 pop), 98 km (61 miles) from Chilpancingo de los Bravos (c. 165 300 pop), 26 km (16 miles) from Atoyac de Álvarez (c. 21 400 pop), 104 km (64 miles) from Zumpango del Río (c. 21 100 pop), 45 km (28 miles) from Tecpan de Galeana (c. 14 600 pop), 19 km (12 miles) from Coyuca de Benítez (c. 12 500 pop), 97 km (60 miles) from San Marcos (c. 12 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Zumpango del Río, Petaquillas, Chilpancingo de los Bravos (min 5000 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 one and in the last 365 days eleven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. There are an estimated 1320 moderate quakes in the world each year.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 8 km ESE of Zacualpan, Mexico.

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Parameter	Value	Description
Magnitude	5.1 mb	The magnitude for the event.
Longitude	-100.2634° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	17.0418° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	27.11 km	Depth of the event in kilometers.
Place	8km ESE of Zacualpan, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-08-18 05:15:15	Time when the event occurred. UTC/GMT
Updated	2017-08-18 05:44:36	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	5	The total number of felt reports
CDI	2.7	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	402	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	2.498	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.99 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	152	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	us2000a99s	Id of event.
Event Code	2000a99s	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000a99s,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

5.1 mb

The magnitude for the event.

Longitude

-100.2634° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

17.0418° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

27.11 km

Depth of the event in kilometers.

Place

8km ESE of Zacualpan, Mexico

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

Time

2017-08-18 05:15:15

Time when the event occurred. UTC/GMT

Updated

2017-08-18 05:44:36

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

2.7

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

402

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

2.498

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

Root Mean Square

0.99 sec

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

Azimuthal Gap

152

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

us2000a99s

Id of event.

Event Code

2000a99s

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

Event IDS

,us2000a99s,

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

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Moderate earthquake, 5.1 mag has occurred near Zacualpan in Mexico

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