Light earthquake: M4.4 quake has struck near San Francisco del Mar in Mexico

A light earthquake with magnitude 4.4 (ml/mb) was detected on Friday, 48 kilometers (30 miles) from San Francisco del Mar in Mexico. Exact time and date of earthquake 29/09/17 / 2017-09-29 15:23:54 / September 29, 2017 @ 3:23 pm UTC/GMT. Unique identifier: us2000awju. Ids that are associated to the event: us2000awju. Exact location of earthquake, -94.674° West, 15.7931° North, depth 74.04 km. The temblor was reported at 09:23:54 / 9:23 am (local time epicenter). The earthquake was roughly at a depth of 74.04 km (46 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Close 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 Paredón, Asunción Ixtaltepec, El Espinal. Epicenter of the event was 71 km (44 miles) from Salina Cruz (c. 73 600 pop), 80 km (50 miles) from Juchitán de Zaragoza (c. 67 600 pop), 85 km (53 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 77 km (48 miles) from Unión Hidalgo (c. 12 700 pop), 77 km (48 miles) from Chahuite (c. 9 800 pop), 64 km (40 miles) from Las Amilpas (c. 8 800 pop).

In the past 24 hours, there have been two, in the last 10 days thirty, in the past 30 days two hundred and twenty-two and in the last 365 days two hundred and thirty-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 48 km S of San Francisco del Mar, Mexico. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-94.674° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.7931° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	74.04 km	Depth of the event in kilometers.
Place	48km S 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	2017-09-29 15:23:54	Time when the event occurred. UTC/GMT
Updated	2017-09-29 18:48:31	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	3.14	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.95 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	200	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	us2000awju	Id of event.
Event Code	2000awju	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000awju,	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

-94.674° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.7931° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

74.04 km

Depth of the event in kilometers.

Place

48km S 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

2017-09-29 15:23:54

Time when the event occurred. UTC/GMT

Updated

2017-09-29 18:48:31

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

3.14

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

Root Mean Square

0.95 sec

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

Azimuthal Gap

200

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

us2000awju

Id of event.

Event Code

2000awju

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

Event IDS

,us2000awju,

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

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Light earthquake: M4.4 quake has struck near San Francisco del Mar in Mexico

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