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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.23 quake has struck near San Antonio in Puerto Rico


Earthquake location 18.729666666667S, -67.4415WA minor earthquake with magnitude 3.23 (ml/mb) was reported 44 kilometers (27 miles) from San Antonio in Puerto Rico on Tuesday. All ids that are associated to the event: pr71486783. Unique identifier: pr71486783. Exact location of earthquake, longitude -67.4415 West, latitude 18.729666666667 North, depth = 36.41 km. Global date and time of event UTC/GMT: 24/06/25 / 2025-06-24 10:57:19 / June 24, 2025 @ 10:57 am. The epicenter of the earthquake was roughly 36.41 km (23 miles) below the earth’s surface. The 3.23-magnitude earthquake was detected at 10:57:19 / 10:57 am (local time epicenter).

Nearest cities/city/villages to epicentrum/hypocenter was Maricao, Cabo Rojo, Puerto Real (min 5000 pop). Country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Earthquake epicenter was 67 km (42 miles) from Mayagüez (c. 78 600 pop), 45 km (28 miles) from Aguadilla (c. 16 100 pop), 51 km (32 miles) from Isabela (c. 12 500 pop), 73 km (46 miles) from Hormigueros (c. 11 900 pop), 65 km (40 miles) from San Sebastián (c. 11 600 pop).

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

Did you feel the quake?

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: 44 km NW of San Antonio, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.23 mb The magnitude for the event.
Longitude -67.4415° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 18.729666666667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 36.41 km Depth of the event in kilometers.
Place 44 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 2025-06-24 10:57:19 Time when the event occurred. UTC/GMT
Updated 2025-06-24 11:36:16 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 0.4076 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.22 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 193 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 pr71486783 Id of event.
Event Code 71486783 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr71486783, A comma-separated list of event ids that are associated to an event.

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