Light earthquake, 4.3 mag was detected near Río Grande in Mexico

Posted by admin on December 5, 2025 0 Comments

A light earthquake magnitude 4.3 (ml/mb) has occurred on Tuesday, 40 kilometers (25 miles) from Río Grande in Mexico. Date and time of earthquake in UTC/GMT: 11/11/25 / 2025-11-11 05:09:39 / November 11, 2025 @ 5:09 am. The temblor was detected at 05:09:39 / 5:09 am (local time epicenter). Unique identifier: us7000rfiy. Ids that are associated to the event: us7000rfiy. Exact location of earthquake, -97.5171° West, 15.6519° North, depth 10 km. The earthquake occurred at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

The epicenter was 53 km (33 miles) from Puerto Escondido (c. 19 500 pop), 78 km (48 miles) from Santiago Jamiltepec (c. 9 900 pop), 55 km (34 miles) from Brisas de Zicatela (c. 9 800 pop), 68 km (42 miles) from San Miguel Panixtlahuaca (c. 5 700 pop), 70 km (43 miles) from Santa Catarina Juquila (c. 5 300 pop). Nearest cities/city/towns to hypocenter/epicentrum was Santiago Jamiltepec, Santa Catarina Juquila, San Miguel Panixtlahuaca (min 5000 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 one, in the past 30 days one and in the last 365 days seven earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year.

Questions or comments?

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: 40 km SSW of Río Grande, Mexico. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.3 mb	The magnitude for the event.
Longitude	-97.5171° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.6519° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	40 km SSW of Río Grande, Mexico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-11-11 05:09:39	Time when the event occurred. UTC/GMT
Updated	2025-12-05 13:58:06	Time when the event was most recently updated. UTC/GMT
Timezone offset		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	284	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	52	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.495	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	222	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	us7000rfiy	Id of event.
Event Code	7000rfiy	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us7000rfiy,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.3 mag was detected near Río Grande in Mexico

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