Minor earthquake, 3.16 mag was detected near Carrizales in Puerto Rico

A minor earthquake with magnitude 3.16 (ml/mb) was reported 73 kilometers (45 miles) from Carrizales in Puerto Rico on Monday. Unique identifier: pr71487753. Ids that are associated to the event: pr71487753. Exact time and date of earthquake 30/06/25 / 2025-06-30 09:54:32 / June 30, 2025 @ 9:54 am UTC/GMT. The epicenter was at a depth of 24.26 km (15 miles). Exact location of event, longitude -66.682666666667 West, latitude 19.134333333333 North, depth = 24.26 km. The 3.16-magnitude earthquake was detected at 09:54:32 / 9:54 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Isabela, Quebradillas, Barceloneta. Earthquake epicenter was 74 km (46 miles) from Arecibo (c. 49 300 pop), 78 km (48 miles) from Barceloneta (c. 22 300 pop), 79 km (49 miles) from Isabela (c. 12 500 pop), 74 km (46 miles) from Hatillo (c. 5 600 pop), 78 km (49 miles) from Quebradillas (c. 5 600 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop) (That might be effected).

There are an estimated 130,000 minor earthquakes in the world each year. In the past 24 hours, there have been nine, in the last 10 days thirty-four, in the past 30 days fifty and in the last 365 days three hundred and seventy-nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 2.5 to 3.2 are often felt, but only causes minor damage.

Questions or comments?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 73 km N of Carrizales, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	3.16 mb	The magnitude for the event.
Longitude	-66.682666666667° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.134333333333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	24.26 km	Depth of the event in kilometers.
Place	73 km N of Carrizales, 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	2025-06-30 09:54:32	Time when the event occurred. UTC/GMT
Updated	2025-06-30 11:21:18	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	154	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	0.6696	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.26 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	281	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	pr71487753	Id of event.
Event Code	71487753	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71487753,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.16 mag was detected near Carrizales in Puerto Rico

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