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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake 3.35 mag, 71 km NNW of San Antonio, Puerto Rico


Earthquake location 19.058666666667S, -67.416WA minor earthquake with magnitude 3.35 (ml/mb) was detected on Friday, 71 kilometers (44 miles) from San Antonio in Puerto Rico. The temblor was picked up at 06:25:14 / 6:25 am (local time epicenter). The epicenter of the earthquake was roughly 8.02 km (5 miles) below the earth’s surface. Exact location of earthquake, longitude -67.416 West, latitude 19.058666666667 North, depth = 8.02 km. Global time and date of event 04/07/25 / 2025-07-04 06:25:14 / July 4, 2025 @ 6:25 am UTC/GMT. Event ids that are associated to the earthquake: pr71488173. Id of event: pr71488173.

Nearby country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Rincón, Moca, Aguada (min 5000 pop). Epicenter of the earthquake was 75 km (47 miles) from Aguadilla (c. 16 100 pop), 74 km (46 miles) from Isabela (c. 12 500 pop), 80 km (50 miles) from Moca (c. 5 000 pop), 79 km (49 miles) from Aguada (c. 4 000 pop), 82 km (51 miles) from Rincón (c. 1 500 pop).

Each year there are an estimated 130,000 minor earthquakes in the world. In the past 24 hours, there have been four, in the last 10 days sixty-nine, in the past 30 days eighty-eight and in the last 365 days four hundred and seventy-nine earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 71 km NNW of San Antonio, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.35 mb The magnitude for the event.
Longitude -67.416° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 19.058666666667° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.02 km Depth of the event in kilometers.
Place 71 km NNW 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 2025-07-04 06:25:14 Time when the event occurred. UTC/GMT
Updated 2025-07-04 06:56:02 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 173 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 22 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.6165 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.31 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 pr71488173 Id of event.
Event Code 71488173 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pr71488173, A comma-separated list of event ids that are associated to an event.

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