Light earthquake, 4.4 mag was detected near Pijijiapan in Mexico

A light earthquake magnitude 4.4 (ml/mb) has occurred on Thursday, 49 kilometers (30 miles) from Pijijiapan in Mexico. The earthquake occurred at a depth of 76.37 km (47 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -93.5088 West, latitude 15.3472 North, depth = 76.37 km. Date and time of earthquake in UTC/GMT: 15/09/17 / 2017-09-15 02:45:37 / September 15, 2017 @ 2:45 am. The temblor was reported at 20:45:37 / 8:45 pm (local time epicenter). All ids that are associated to the event: us2000an1z. Unique identifier: us2000an1z.

Epicenter of the earthquake was 87 km (54 miles) from Tonalá (c. 32 900 pop), 66 km (41 miles) from Mapastepec (c. 16 100 pop), 49 km (31 miles) from Pijijiapan (c. 15 100 pop), 91 km (57 miles) from Escuintla (c. 9 600 pop), 92 km (57 miles) from San Pedro Buenavista (c. 8 400 pop), 89 km (56 miles) from Acacoyahua (c. 6 200 pop). Nearest cities/city/towns to hypocenter/epicentrum was San Pedro Buenavista, Escuintla, Acacoyahua (min 5000 pop). Close country/countries that might be effected, Mexico (c. 112 469 000 pop).

In the past 24 hours, there have been eight, in the last 10 days one hundred and fifteen, in the past 30 days one hundred and eighteen and in the last 365 days one hundred and fourty-four earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world.

Did you feel the quake?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 49 km SW of Pijijiapan, Mexico. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-93.5088° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.3472° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	76.37 km	Depth of the event in kilometers.
Place	49km SW 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	2017-09-15 02:45:37	Time when the event occurred. UTC/GMT
Updated	2017-09-15 03:04:57	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	298	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	1.934	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.94 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	173	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	us2000an1z	Id of event.
Event Code	2000an1z	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000an1z,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.4 mb

The magnitude for the event.

Longitude

-93.5088° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.3472° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

76.37 km

Depth of the event in kilometers.

Place

49km SW 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

2017-09-15 02:45:37

Time when the event occurred. UTC/GMT

Updated

2017-09-15 03:04:57

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

298

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

1.934

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

Root Mean Square

0.94 sec

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

Azimuthal Gap

173

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

us2000an1z

Id of event.

Event Code

2000an1z

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

Event IDS

,us2000an1z,

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

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Light earthquake, 4.4 mag was detected near Pijijiapan in Mexico

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