Minor earthquake: M3.78 quake has struck near Vieques in Puerto Rico

A minor earthquake with magnitude 3.78 (ml/mb) was reported 150 km NNE of Vieques, Puerto Rico (93 miles) on Tuesday. Exact location of event, depth 52 km, -65.34° West, 19.7005° North. The temblor was detected at 04:00:45 / 4:00 am (local time epicenter). The epicenter was at a depth of 52 km (32 miles). Date and time of earthquake in UTC/GMT: 11/03/25 / 2025-03-11 04:00:45 / March 11, 2025 @ 4:00 am. All ids that are associated to the event: pr2025070001. Unique identifier: pr2025070001.

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 seventeen, in the past 30 days thirty and in the last 365 days two hundred and eighty-three earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 130,000 minor quakes in the world.

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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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 150 km NNE of Vieques, Puerto Rico.

Puerto Rico Vieques

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Parameter	Value	Description
Magnitude	3.78 mb	The magnitude for the event.
Longitude	-65.34° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	19.7005° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	52 km	Depth of the event in kilometers.
Place	150 km NNE of Vieques, 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	2025-03-11 04:00:45	Time when the event occurred. UTC/GMT
Updated	2025-03-11 04:31:14	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	220	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	9	The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	1.3942	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	298	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	pr2025070001	Id of event.
Event Code	2025070001	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,pr2025070001,	A comma-separated list of event ids that are associated to an event.

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Minor earthquake: M3.78 quake has struck near Vieques in Puerto Rico

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