Moderate earthquake: M5.5 quake has struck near San Francisco del Mar in Mexico

A moderate earthquake with magnitude 5.5 (ml/mb) was reported 52 kilometers (32 miles) from San Francisco del Mar in Mexico on Wednesday. Unique identifier: us2000dxxe. Ids that are associated to the event: us2000dxxe. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 5.5-magnitude earthquake was detected at 01:30:42 / 1:30 am (local time epicenter). Exact location of earthquake, -94.7596° West, 15.7735° North, depth 41.43 km. Exact time and date of event in UTC/GMT: 11/04/18 / 2018-04-11 07:30:42 / April 11, 2018 @ 7:30 am. The earthquake was roughly at a depth of 41.43 km (26 miles).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Jalapa, Arriaga, Paredón. Earthquake epicenter was 66 km (41 miles) from Salina Cruz (c. 73 600 pop), 79 km (49 miles) from Juchitán de Zaragoza (c. 67 600 pop), 80 km (50 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 97 km (60 miles) from San Jerónimo Ixtepec (c. 23 200 pop), 105 km (65 miles) from Arriaga (c. 22 800 pop), 78 km (49 miles) from Unión Hidalgo (c. 12 700 pop), 85 km (53 miles) from Chahuite (c. 9 800 pop), 68 km (42 miles) from Las Amilpas (c. 8 800 pop). Close country/countries that might be effected, Mexico (c. 112 469 000 pop).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days eight and in the last 365 days four hundred and twenty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 1320 moderate earthquakes in the world. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 52 km SSW of San Francisco del Mar, Mexico. This data comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	5.5 mb	The magnitude for the event.
Longitude	-94.7596° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.7735° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	41.43 km	Depth of the event in kilometers.
Place	52km SSW 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	2018-04-11 07:30:42	Time when the event occurred. UTC/GMT
Updated	2018-04-11 07:53:43	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	2.7	The maximum reported intensity for the event.
MMI	3.9	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	3.171	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.28 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	90	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	us2000dxxe	Id of event.
Event Code	2000dxxe	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000dxxe,	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

-94.7596° West

Decimal degrees longitude. Negative values for western longitudes.

Latitude

15.7735° North

Decimal degrees latitude. Negative values for southern latitudes.

Depth

41.43 km

Depth of the event in kilometers.

Place

52km SSW 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

2018-04-11 07:30:42

Time when the event occurred. UTC/GMT

Updated

2018-04-11 07:53:43

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

2.7

The maximum reported intensity for the event.

MMI

3.9

The maximum estimated instrumental intensity for the event.

Alert Level

green

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

3.171

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

Root Mean Square

1.28 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

us2000dxxe

Id of event.

Event Code

2000dxxe

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

Event IDS

,us2000dxxe,

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 San Francisco del Mar in Mexico

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