Light earthquake: M4.7 quake has struck near San Francisco del Mar in Mexico

A light earthquake with magnitude 4.7 (ml/mb) was reported 67 kilometers (42 miles) from San Francisco del Mar in Mexico on Friday. The temblor was detected at 15:57:08 / 3:57 pm (local time epicenter). Exact location of event, longitude -94.4954 West, latitude 15.6386 North, depth = 60.89 km. Event id: us2000aie8. Ids that are associated to the earthquake: us2000aie8. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 60.89 km (38 miles). Global date and time of event UTC/GMT: 08/09/17 / 2017-09-08 21:57:08 / September 8, 2017 @ 9:57 pm.

Country/countries that might be effected, Mexico (c. 112 469 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Unión Hidalgo, Salina Cruz, Santo Domingo Zanatepec. Earthquake epicenter was 97 km (60 miles) from Salina Cruz (c. 73 600 pop), 94 km (58 miles) from Tonalá (c. 32 900 pop), 92 km (57 miles) from Arriaga (c. 22 800 pop), 99 km (62 miles) from Unión Hidalgo (c. 12 700 pop), 81 km (50 miles) from Chahuite (c. 9 800 pop), 82 km (51 miles) from Las Amilpas (c. 8 800 pop), 91 km (57 miles) from El Espinal (c. 7 600 pop).

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

Did you feel it?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 67 km SSE of San Francisco del Mar, Mexico.

More information

Parameter	Value	Description
Magnitude	4.7 mb	The magnitude for the event.
Longitude	-94.4954° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.6386° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	60.89 km	Depth of the event in kilometers.
Place	67km SSE of San Francisco del Mar, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-09-08 21:57:08	Time when the event occurred. UTC/GMT
Updated	2017-09-08 22:27:05	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	340	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	2.357	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.68 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	186	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	us2000aie8	Id of event.
Event Code	2000aie8	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000aie8,	A comma-separated list of event ids that are associated to an event.

Parameter

Value

Description

Magnitude

4.7 mb

The magnitude for the event.

Longitude

-94.4954° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.6386° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

60.89 km

Depth of the event in kilometers.

Place

67km SSE of San Francisco del Mar, Mexico

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

Time

2017-09-08 21:57:08

Time when the event occurred. UTC/GMT

Updated

2017-09-08 22:27:05

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

340

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

2.357

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

Root Mean Square

0.68 sec

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

Azimuthal Gap

186

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

us2000aie8

Id of event.

Event Code

2000aie8

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

Event IDS

,us2000aie8,

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

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Light earthquake: M4.7 quake has struck near San Francisco del Mar in Mexico

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