Light earthquake 4.5 mag, 130 km SW of Mapastepec, Mexico

A light earthquake magnitude 4.5 (ml/mb) has struck on Friday, 130 km SW of Mapastepec, Mexico (81 miles). The earthquake occurred at a depth of 20 km (12 miles) below the earth’s surface. Global time and date of event 11/09/15 / 2015-09-11 21:34:44 / September 11, 2015 @ 9:34 pm UTC/GMT. Event ids that are associated to the earthquake: us20003iv7. Id of event: us20003iv7. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.5-magnitude earthquake was detected at 15:34:44 / 3:34 pm (local time epicenter). Exact location of event, longitude -93.7989 West, latitude 14.6396 North, depth = 20 km.

In the past 24 hours, there have been two, in the last 10 days seven, in the past 30 days nine and in the last 365 days thirty earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

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What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 130 km SW of Mapastepec, Mexico. This information comes from the USGS Earthquake Notification Service.

Mapastepec Mexico

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Parameter	Value	Description
Magnitude	4.5 mb	The magnitude for the event.
Longitude	-93.7989° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	14.6396° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	20 km	Depth of the event in kilometers.
Place	130km SW of Mapastepec, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-09-11 21:34:44	Time when the event occurred. UTC/GMT
Updated	2015-09-11 22:32:22	Time when the event was most recently updated. UTC/GMT
Timezone offset	-360	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	1	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	312	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	2.04	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.78 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	115	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	us20003iv7	Id of event.
Event Code	20003iv7	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us20003iv7,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.5 mag, 130 km SW of Mapastepec, Mexico

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