Minor earthquake 3.21 mag, 96 km N of Brenas, Puerto Rico

A minor earthquake with magnitude 3.21 (ml/mb) was reported 96 km N of Brenas, Puerto Rico (60 miles) on Saturday. The epicenter was at a depth of 14.64 km (9 miles). All ids that are associated to the event: pr71490593. Unique identifier: pr71490593. Global time and date of event 26/07/25 / 2025-07-26 23:35:03 / July 26, 2025 @ 11:35 pm UTC/GMT. Exact location of event, depth 14.64 km, -66.3095° West, 19.337666666667° North. The temblor was reported at 23:35:03 / 11:35 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days twenty-seven and in the last 365 days three hundred and sixty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

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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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 96 km N of Brenas, Puerto Rico.

Brenas Puerto Rico

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Parameter	Value	Description
Magnitude	3.21 mb	The magnitude for the event.
Longitude	-66.3095° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.337666666667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	14.64 km	Depth of the event in kilometers.
Place	96 km N of Brenas, Puerto Rico	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2025-07-26 23:35:03	Time when the event occurred. UTC/GMT
Updated	2025-07-26 23:56:27	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	159	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	pr	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,pr,	A comma-separated list of network contributors.
Number of Stations Used	14	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.881	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.12 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	306	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	md	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	pr71490593	Id of event.
Event Code	71490593	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71490593,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake 3.21 mag, 96 km N of Brenas, Puerto Rico

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