Minor earthquake, 3.23 mag was detected near San Antonio in Puerto Rico

A minor earthquake magnitude 3.23 (ml/mb) has struck on Thursday, 51 kilometers (32 miles) from San Antonio in Puerto Rico. Global date and time of event UTC/GMT: 12/09/24 / 2024-09-12 02:45:33 / September 12, 2024 @ 2:45 am. Event ids that are associated to the earthquake: pr71459808. Id of event: pr71459808. Exact location of earthquake, -67.3765° West, 18.879166666667° North, depth 9.46 km. The epicenter was at a depth of 9.46 km (6 miles). The temblor was picked up at 02:45:33 / 2:45 am (local time epicenter).

Epicenter of the event was 79 km (49 miles) from Mayagüez (c. 78 600 pop), 55 km (34 miles) from Aguadilla (c. 16 100 pop), 56 km (35 miles) from Isabela (c. 12 500 pop), 73 km (45 miles) from San Sebastián (c. 11 600 pop), 71 km (44 miles) from Añasco (c. 6 100 pop). Nearest cities/city/villages to epicentrum/hypocenter was Mayagüez, San Sebastián, Hatillo (min 5000 pop). Nearby 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. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been three, in the last 10 days nineteen, in the past 30 days fourty-two and in the last 365 days one hundred and eighty-one earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel anything?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 51 km NW of San Antonio, Puerto Rico.

More information

Parameter	Value	Description
Magnitude	3.23 mb	The magnitude for the event.
Longitude	-67.3765° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.879166666667° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	9.46 km	Depth of the event in kilometers.
Place	51 km NW of San Antonio, 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	2024-09-12 02:45:33	Time when the event occurred. UTC/GMT
Updated	2024-09-12 03:06:15	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	161	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	12	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.7521	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.16 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	215	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	pr71459808	Id of event.
Event Code	71459808	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71459808,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake, 3.23 mag was detected near San Antonio in Puerto Rico

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