Light earthquake, 4.8 mag has occurred near Pijijiapan in Mexico

A light earthquake with magnitude 4.8 (ml/mb) was detected on Thursday, 10 kilometers (6 miles) from Pijijiapan in Mexico. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 05:44:29 / 5:44 am (local time epicenter). Exact location, longitude -93.2903° West, latitude 15.7805° North, depth = 100.11 km. Global date and time of event UTC/GMT: 21/09/17 / 2017-09-21 11:44:29 / September 21, 2017 @ 11:44 am. The earthquake was roughly at a depth of 100.11 km (62 miles). Event ids that are associated to the earthquake: us2000asex. Id of event: us2000asex.

Close country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Epicenter of the earthquake was 60 km (38 miles) from Tonalá (c. 32 900 pop), 83 km (51 miles) from Arriaga (c. 22 800 pop), 57 km (35 miles) from Mapastepec (c. 16 100 pop), 14 km (8 miles) from Pijijiapan (c. 15 100 pop), 100 km (62 miles) from Venustiano Carranza (c. 15 100 pop), 96 km (60 miles) from Suchiapa (c. 13 300 pop), 100 km (62 miles) from Acala (c. 13 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Acala, Venustiano Carranza, Villa Comaltitlán.

In the past 24 hours, there have been one, in the last 10 days thirty-one, in the past 30 days eighty-two and in the last 365 days one hundred and three earthquakes of magnitude 3.0 or greater that has struck near. 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.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 10 km NW of Pijijiapan, Mexico. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.8 mb	The magnitude for the event.
Longitude	-93.2903° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.7805° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	100.11 km	Depth of the event in kilometers.
Place	10km NW of Pijijiapan, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-09-21 11:44:29	Time when the event occurred. UTC/GMT
Updated	2017-09-21 12:00:02	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	354	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	4.036	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.93 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	178	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	us2000asex	Id of event.
Event Code	2000asex	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000asex,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.8 mb

The magnitude for the event.

Longitude

-93.2903° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.7805° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

100.11 km

Depth of the event in kilometers.

Place

10km NW of Pijijiapan, Mexico

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

Time

2017-09-21 11:44:29

Time when the event occurred. UTC/GMT

Updated

2017-09-21 12:00:02

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

354

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

4.036

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

Root Mean Square

0.93 sec

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

Azimuthal Gap

178

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

us2000asex

Id of event.

Event Code

2000asex

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

Event IDS

,us2000asex,

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

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Light earthquake, 4.8 mag has occurred near Pijijiapan in Mexico

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