Moderate earthquake: M5.5 quake has struck near Tonala in Mexico

A moderate earthquake magnitude 5.5 (ml/mb) has occurred on Monday, 15 kilometers (9 miles) from Tonala in Mexico. The 5.5-magnitude earthquake was detected at 14:39:35 / 2:39 pm (local time epicenter). Exact location, longitude -93.6797° West, latitude 15.9602° North, depth = 92.18 km. The epicenter was at a depth of 92.18 km (57 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us60005489. Id of event: us60005489. Exact time and date of earthquake 12/08/19 / 2019-08-12 20:39:35 / August 12, 2019 @ 8:39 pm UTC/GMT.

Nearby country/countries that might be effected, Mexico (c. 112 469 000 pop). The epicenter was 108 km (67 miles) from Tuxtla Gutiérrez (c. 481 100 pop), 81 km (50 miles) from Cintalapa de Figueroa (c. 33 500 pop), 16 km (10 miles) from Tonalá (c. 32 900 pop), 109 km (68 miles) from Chiapa de Corzo (c. 32 200 pop), 95 km (59 miles) from Ocozocoautla de Espinosa (c. 31 600 pop), 39 km (24 miles) from Arriaga (c. 22 800 pop), 103 km (64 miles) from Berriozábal (c. 21 000 pop), 102 km (63 miles) from Mapastepec (c. 16 100 pop). Nearest cities/city/towns to hypocenter/epicentrum was Las Amilpas, Chiapa de Corzo, Tuxtla Gutiérrez (min 5000 pop).

Each year there are an estimated 1320 moderate earthquakes in the world. 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 thirty-three earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 15 km SSE of Tonala, Mexico. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	5.5 mb	The magnitude for the event.
Longitude	-93.6797° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.9602° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	92.18 km	Depth of the event in kilometers.
Place	15km SSE of Tonala, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2019-08-12 20:39:35	Time when the event occurred. UTC/GMT
Updated	2019-08-12 20:56:53	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	1	The total number of felt reports
CDI	3.1	The maximum reported intensity for the event.
MMI	4.084	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	466	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	1.517	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.13 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	53	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	us60005489	Id of event.
Event Code	60005489	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us60005489,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

5.5 mb

The magnitude for the event.

Longitude

-93.6797° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.9602° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

92.18 km

Depth of the event in kilometers.

Place

15km SSE of Tonala, Mexico

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

Time

2019-08-12 20:39:35

Time when the event occurred. UTC/GMT

Updated

2019-08-12 20:56:53

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

3.1

The maximum reported intensity for the event.

MMI

4.084

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

466

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

1.517

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

Root Mean Square

1.13 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

us60005489

Id of event.

Event Code

60005489

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

Event IDS

,us60005489,

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

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Moderate earthquake: M5.5 quake has struck near Tonala in Mexico

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