Minor earthquake: M3.38 quake has struck near Luquillo in Puerto Rico

A minor earthquake magnitude 3.38 (ml/mb) has occurred on Friday, 70 kilometers (43 miles) from Luquillo in Puerto Rico. Global date and time of event UTC/GMT: 02/05/25 / 2025-05-02 08:20:29 / May 2, 2025 @ 8:20 am. The earthquake occurred at a depth of 36.47 km (23 miles) below the earth’s surface. Exact location of earthquake, longitude -65.4285 West, latitude 18.949833333333 North, depth = 36.47 km. Event ids that are associated to the earthquake: pr71481123. Id of event: pr71481123. The temblor was detected at 08:20:29 / 8:20 am (local time epicenter).

Epicenter of the earthquake was 73 km (46 miles) from Fajardo (c. 34 100 pop), 76 km (47 miles) from Río Grande (c. 13 500 pop), 81 km (50 miles) from Canovanas (c. 8 400 pop), 71 km (44 miles) from Luquillo (c. 8 300 pop), 78 km (49 miles) from San Isidro (c. 8 100 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Canovanas, Santa Barbara, Ceiba.

In the past 24 hours, there have been two, in the last 10 days twenty-three, in the past 30 days fourty-five and in the last 365 days four hundred and fourty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby. 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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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: 70 km NNE of Luquillo, Puerto Rico. This data comes from the USGS Earthquake Notification Service.

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Parameter	Value	Description
Magnitude	3.38 mb	The magnitude for the event.
Longitude	-65.4285° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	18.949833333333° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	36.47 km	Depth of the event in kilometers.
Place	70 km NNE of Luquillo, 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	2025-05-02 08:20:29	Time when the event occurred. UTC/GMT
Updated	2025-05-02 08:38:57	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	176	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	0.6538	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.25 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	239	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	pr71481123	Id of event.
Event Code	71481123	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr71481123,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.38 quake has struck near Luquillo in Puerto Rico

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